./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-17.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_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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_dbca484f-d995-4f40-b132-217f80219e91/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 cf9505dc2ef67c73c85afca644466d8e73c9d84bcc3bdb502bf9c06807a1f2ea --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:50:02,760 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:50:02,834 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:50:02,840 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:50:02,840 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:50:02,868 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:50:02,868 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:50:02,869 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:50:02,870 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:50:02,871 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:50:02,872 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:50:02,872 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:50:02,873 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:50:02,874 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:50:02,874 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:50:02,875 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:50:02,876 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:50:02,876 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:50:02,877 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:50:02,877 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:50:02,878 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:50:02,879 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:50:02,879 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:50:02,880 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:50:02,881 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:50:02,881 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:50:02,882 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:50:02,882 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:50:02,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:02,883 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:50:02,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:50:02,884 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:50:02,885 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:50:02,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:50:02,886 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:50:02,886 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:50:02,886 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:50:02,887 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:50:02,887 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:50:02,887 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_dbca484f-d995-4f40-b132-217f80219e91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf9505dc2ef67c73c85afca644466d8e73c9d84bcc3bdb502bf9c06807a1f2ea [2023-11-19 07:50:03,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:50:03,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:50:03,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:50:03,209 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:50:03,209 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:50:03,211 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-17.i [2023-11-19 07:50:06,450 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:50:06,761 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:50:06,761 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-17.i [2023-11-19 07:50:06,779 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/data/fb087c620/921ac8207de242be8c7a261490cd04d3/FLAG77a4fcb24 [2023-11-19 07:50:06,791 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/data/fb087c620/921ac8207de242be8c7a261490cd04d3 [2023-11-19 07:50:06,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:50:06,796 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:50:06,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:50:06,804 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:50:06,810 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:50:06,811 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:06" (1/1) ... [2023-11-19 07:50:06,812 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad04aeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:06, skipping insertion in model container [2023-11-19 07:50:06,812 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:06" (1/1) ... [2023-11-19 07:50:06,846 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:50:07,051 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_dbca484f-d995-4f40-b132-217f80219e91/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-17.i[916,929] [2023-11-19 07:50:07,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:50:07,176 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:50:07,194 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_dbca484f-d995-4f40-b132-217f80219e91/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-17.i[916,929] [2023-11-19 07:50:07,270 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:50:07,303 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:50:07,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07 WrapperNode [2023-11-19 07:50:07,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:50:07,306 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:50:07,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:50:07,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:50:07,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07" (1/1) ... [2023-11-19 07:50:07,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07" (1/1) ... [2023-11-19 07:50:07,407 INFO L138 Inliner]: procedures = 29, calls = 189, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 561 [2023-11-19 07:50:07,408 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:50:07,409 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:50:07,409 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:50:07,409 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:50:07,419 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07" (1/1) ... [2023-11-19 07:50:07,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07" (1/1) ... [2023-11-19 07:50:07,430 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07" (1/1) ... [2023-11-19 07:50:07,431 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07" (1/1) ... [2023-11-19 07:50:07,489 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07" (1/1) ... [2023-11-19 07:50:07,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07" (1/1) ... [2023-11-19 07:50:07,509 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07" (1/1) ... [2023-11-19 07:50:07,512 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07" (1/1) ... [2023-11-19 07:50:07,522 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:50:07,526 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:50:07,538 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:50:07,538 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:50:07,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07" (1/1) ... [2023-11-19 07:50:07,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:07,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:07,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:07,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:50:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:50:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 07:50:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:50:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 07:50:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:50:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 07:50:07,626 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:50:07,627 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:50:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:50:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:50:07,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:50:07,814 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:50:07,816 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:50:08,588 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:50:08,598 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:50:08,599 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:50:08,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:08 BoogieIcfgContainer [2023-11-19 07:50:08,604 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:50:08,607 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:50:08,607 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:50:08,610 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:50:08,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:50:06" (1/3) ... [2023-11-19 07:50:08,612 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dfeccfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:50:08, skipping insertion in model container [2023-11-19 07:50:08,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:07" (2/3) ... [2023-11-19 07:50:08,612 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dfeccfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:50:08, skipping insertion in model container [2023-11-19 07:50:08,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:08" (3/3) ... [2023-11-19 07:50:08,614 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-17.i [2023-11-19 07:50:08,635 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:50:08,635 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:50:08,690 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:50:08,697 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;@153fd385, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:50:08,697 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:50:08,702 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 125 states have (on average 1.456) internal successors, (182), 126 states have internal predecessors, (182), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-19 07:50:08,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 07:50:08,720 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:08,721 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:08,721 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:08,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:08,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1326539488, now seen corresponding path program 1 times [2023-11-19 07:50:08,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:08,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200725831] [2023-11-19 07:50:08,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:08,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:50:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:50:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:50:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:50:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:50:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-19 07:50:09,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:50:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-19 07:50:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:50:09,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-19 07:50:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 07:50:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 07:50:09,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 07:50:09,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-19 07:50:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-19 07:50:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:50:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:09,241 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 07:50:09,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:50:09,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200725831] [2023-11-19 07:50:09,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200725831] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:09,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:09,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:50:09,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390220471] [2023-11-19 07:50:09,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:09,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:50:09,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:50:09,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:50:09,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:50:09,286 INFO L87 Difference]: Start difference. First operand has 144 states, 125 states have (on average 1.456) internal successors, (182), 126 states have internal predecessors, (182), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:50:09,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:09,339 INFO L93 Difference]: Finished difference Result 281 states and 438 transitions. [2023-11-19 07:50:09,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:50:09,343 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) Word has length 141 [2023-11-19 07:50:09,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:09,353 INFO L225 Difference]: With dead ends: 281 [2023-11-19 07:50:09,353 INFO L226 Difference]: Without dead ends: 140 [2023-11-19 07:50:09,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 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 07:50:09,361 INFO L413 NwaCegarLoop]: 207 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, 207 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 07:50:09,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:50:09,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-11-19 07:50:09,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2023-11-19 07:50:09,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 122 states have (on average 1.4344262295081966) internal successors, (175), 122 states have internal predecessors, (175), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-19 07:50:09,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 207 transitions. [2023-11-19 07:50:09,451 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 207 transitions. Word has length 141 [2023-11-19 07:50:09,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:09,452 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 207 transitions. [2023-11-19 07:50:09,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:50:09,453 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 207 transitions. [2023-11-19 07:50:09,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 07:50:09,458 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:09,458 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:09,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:50:09,459 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:09,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:09,460 INFO L85 PathProgramCache]: Analyzing trace with hash 194245644, now seen corresponding path program 1 times [2023-11-19 07:50:09,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:09,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309238882] [2023-11-19 07:50:09,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:09,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:09,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:50:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:50:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:50:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:50:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:50:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-19 07:50:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:50:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-19 07:50:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:50:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-19 07:50:10,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 07:50:10,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 07:50:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 07:50:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-19 07:50:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-19 07:50:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:50:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 07:50:10,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:50:10,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309238882] [2023-11-19 07:50:10,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309238882] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:10,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:10,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:50:10,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526541172] [2023-11-19 07:50:10,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:10,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:50:10,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:50:10,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:50:10,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:50:10,126 INFO L87 Difference]: Start difference. First operand 140 states and 207 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-19 07:50:10,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:10,202 INFO L93 Difference]: Finished difference Result 311 states and 462 transitions. [2023-11-19 07:50:10,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:50:10,203 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 141 [2023-11-19 07:50:10,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:10,207 INFO L225 Difference]: With dead ends: 311 [2023-11-19 07:50:10,207 INFO L226 Difference]: Without dead ends: 174 [2023-11-19 07:50:10,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 35 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 07:50:10,211 INFO L413 NwaCegarLoop]: 244 mSDtfsCounter, 66 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 673 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 07:50:10,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 673 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:50:10,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-11-19 07:50:10,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 142. [2023-11-19 07:50:10,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 124 states have (on average 1.4274193548387097) internal successors, (177), 124 states have internal predecessors, (177), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-19 07:50:10,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 209 transitions. [2023-11-19 07:50:10,247 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 209 transitions. Word has length 141 [2023-11-19 07:50:10,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:10,255 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 209 transitions. [2023-11-19 07:50:10,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-19 07:50:10,256 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 209 transitions. [2023-11-19 07:50:10,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 07:50:10,262 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:10,262 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:10,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:50:10,263 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:10,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:10,264 INFO L85 PathProgramCache]: Analyzing trace with hash 686286119, now seen corresponding path program 1 times [2023-11-19 07:50:10,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:10,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653527664] [2023-11-19 07:50:10,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:10,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:50:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:50:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:50:10,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:50:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:50:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-19 07:50:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:50:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-19 07:50:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:50:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-19 07:50:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 07:50:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 07:50:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 07:50:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-19 07:50:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-19 07:50:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:50:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:10,625 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 07:50:10,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:50:10,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653527664] [2023-11-19 07:50:10,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653527664] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:10,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:10,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:50:10,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291177041] [2023-11-19 07:50:10,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:10,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:50:10,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:50:10,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:50:10,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:50:10,633 INFO L87 Difference]: Start difference. First operand 142 states and 209 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-19 07:50:10,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:10,736 INFO L93 Difference]: Finished difference Result 331 states and 490 transitions. [2023-11-19 07:50:10,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:50:10,737 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 143 [2023-11-19 07:50:10,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:10,748 INFO L225 Difference]: With dead ends: 331 [2023-11-19 07:50:10,748 INFO L226 Difference]: Without dead ends: 192 [2023-11-19 07:50:10,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 34 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 07:50:10,754 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 108 mSDsluCounter, 433 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 637 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 07:50:10,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 637 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:50:10,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2023-11-19 07:50:10,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 144. [2023-11-19 07:50:10,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 126 states have (on average 1.4206349206349207) internal successors, (179), 126 states have internal predecessors, (179), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-19 07:50:10,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 211 transitions. [2023-11-19 07:50:10,794 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 211 transitions. Word has length 143 [2023-11-19 07:50:10,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:10,795 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 211 transitions. [2023-11-19 07:50:10,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-19 07:50:10,796 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2023-11-19 07:50:10,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 07:50:10,808 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:10,809 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:10,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:50:10,809 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:10,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:10,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1366344489, now seen corresponding path program 1 times [2023-11-19 07:50:10,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:10,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713591634] [2023-11-19 07:50:10,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:10,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:50:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:50:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:50:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:50:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:50:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-19 07:50:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:50:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-19 07:50:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:50:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-19 07:50:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 07:50:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 07:50:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 07:50:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-19 07:50:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-19 07:50:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:50:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:11,635 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 07:50:11,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:50:11,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713591634] [2023-11-19 07:50:11,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713591634] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:11,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:11,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 07:50:11,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615817901] [2023-11-19 07:50:11,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:11,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:50:11,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:50:11,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:50:11,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:50:11,639 INFO L87 Difference]: Start difference. First operand 144 states and 211 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-19 07:50:12,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:12,105 INFO L93 Difference]: Finished difference Result 387 states and 566 transitions. [2023-11-19 07:50:12,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 07:50:12,106 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 143 [2023-11-19 07:50:12,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:12,109 INFO L225 Difference]: With dead ends: 387 [2023-11-19 07:50:12,109 INFO L226 Difference]: Without dead ends: 246 [2023-11-19 07:50:12,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:50:12,111 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 353 mSDsluCounter, 634 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 809 SdHoareTripleChecker+Invalid, 298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:12,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [353 Valid, 809 Invalid, 298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-19 07:50:12,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2023-11-19 07:50:12,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 198. [2023-11-19 07:50:12,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 177 states have (on average 1.4180790960451977) internal successors, (251), 178 states have internal predecessors, (251), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 07:50:12,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 287 transitions. [2023-11-19 07:50:12,145 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 287 transitions. Word has length 143 [2023-11-19 07:50:12,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:12,147 INFO L495 AbstractCegarLoop]: Abstraction has 198 states and 287 transitions. [2023-11-19 07:50:12,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-19 07:50:12,147 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 287 transitions. [2023-11-19 07:50:12,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 07:50:12,151 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:12,151 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:12,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 07:50:12,152 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:12,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:12,152 INFO L85 PathProgramCache]: Analyzing trace with hash -360540505, now seen corresponding path program 1 times [2023-11-19 07:50:12,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:12,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343162444] [2023-11-19 07:50:12,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:12,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:50:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:50:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:50:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:50:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:50:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-19 07:50:12,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:50:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-19 07:50:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:50:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-19 07:50:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 07:50:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 07:50:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:12,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 07:50:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:13,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-19 07:50:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:13,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-19 07:50:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:13,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:50:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:13,014 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 07:50:13,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:50:13,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343162444] [2023-11-19 07:50:13,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343162444] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:13,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:13,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 07:50:13,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672395828] [2023-11-19 07:50:13,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:13,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:50:13,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:50:13,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:50:13,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:50:13,018 INFO L87 Difference]: Start difference. First operand 198 states and 287 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-19 07:50:13,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:13,431 INFO L93 Difference]: Finished difference Result 482 states and 701 transitions. [2023-11-19 07:50:13,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:50:13,432 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 143 [2023-11-19 07:50:13,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:13,437 INFO L225 Difference]: With dead ends: 482 [2023-11-19 07:50:13,437 INFO L226 Difference]: Without dead ends: 287 [2023-11-19 07:50:13,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:50:13,441 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 363 mSDsluCounter, 596 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 780 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:13,442 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 780 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:50:13,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2023-11-19 07:50:13,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 220. [2023-11-19 07:50:13,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 199 states have (on average 1.4170854271356783) internal successors, (282), 200 states have internal predecessors, (282), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 07:50:13,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 318 transitions. [2023-11-19 07:50:13,479 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 318 transitions. Word has length 143 [2023-11-19 07:50:13,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:13,482 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 318 transitions. [2023-11-19 07:50:13,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-19 07:50:13,483 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 318 transitions. [2023-11-19 07:50:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 07:50:13,487 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:13,487 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:13,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 07:50:13,490 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:13,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:13,496 INFO L85 PathProgramCache]: Analyzing trace with hash 319517865, now seen corresponding path program 1 times [2023-11-19 07:50:13,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:13,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517080771] [2023-11-19 07:50:13,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:13,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:13,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:50:14,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:50:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:50:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:50:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:50:14,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-19 07:50:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:50:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-19 07:50:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:50:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-19 07:50:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 07:50:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 07:50:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 07:50:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-19 07:50:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-19 07:50:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-19 07:50:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:14,584 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 07:50:14,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:50:14,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517080771] [2023-11-19 07:50:14,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517080771] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:14,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:14,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 07:50:14,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509820095] [2023-11-19 07:50:14,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:14,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:50:14,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:50:14,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:50:14,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:50:14,588 INFO L87 Difference]: Start difference. First operand 220 states and 318 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-19 07:50:14,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:14,801 INFO L93 Difference]: Finished difference Result 619 states and 892 transitions. [2023-11-19 07:50:14,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 07:50:14,802 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 143 [2023-11-19 07:50:14,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:14,805 INFO L225 Difference]: With dead ends: 619 [2023-11-19 07:50:14,806 INFO L226 Difference]: Without dead ends: 402 [2023-11-19 07:50:14,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:50:14,809 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 209 mSDsluCounter, 828 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 1038 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:14,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 1038 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:50:14,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 402 states. [2023-11-19 07:50:14,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 402 to 254. [2023-11-19 07:50:14,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 233 states have (on average 1.3948497854077253) internal successors, (325), 234 states have internal predecessors, (325), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 07:50:14,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 361 transitions. [2023-11-19 07:50:14,834 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 361 transitions. Word has length 143 [2023-11-19 07:50:14,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:14,835 INFO L495 AbstractCegarLoop]: Abstraction has 254 states and 361 transitions. [2023-11-19 07:50:14,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-19 07:50:14,835 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 361 transitions. [2023-11-19 07:50:14,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-19 07:50:14,838 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:14,839 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:14,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-19 07:50:14,839 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:14,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:14,840 INFO L85 PathProgramCache]: Analyzing trace with hash -940170651, now seen corresponding path program 1 times [2023-11-19 07:50:14,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:14,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351625618] [2023-11-19 07:50:14,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:14,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:15,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:50:15,036 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:50:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:50:15,233 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:50:15,233 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:50:15,235 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:50:15,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-19 07:50:15,241 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:50:15,246 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:50:15,331 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 07:50:15,333 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 07:50:15,333 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-19 07:50:15,337 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-19 07:50:15,344 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 07:50:15,346 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 07:50:15,347 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 07:50:15,348 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 07:50:15,351 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 07:50:15,354 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 07:50:15,354 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 07:50:15,354 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-19 07:50:15,355 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 07:50:15,355 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-19 07:50:15,357 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 07:50:15,357 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-19 07:50:15,358 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 07:50:15,358 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-19 07:50:15,358 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 07:50:15,359 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 07:50:15,359 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-11-19 07:50:15,359 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 07:50:15,360 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 07:50:15,360 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-19 07:50:15,362 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-19 07:50:15,362 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 07:50:15,362 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-11-19 07:50:15,363 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 07:50:15,366 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-19 07:50:15,367 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 07:50:15,367 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated [2023-11-19 07:50:15,370 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 07:50:15,370 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-19 07:50:15,370 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated [2023-11-19 07:50:15,371 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-19 07:50:15,371 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated [2023-11-19 07:50:15,372 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated [2023-11-19 07:50:15,372 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 07:50:15,374 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 07:50:15,374 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 07:50:15,374 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 07:50:15,375 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated [2023-11-19 07:50:15,375 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 07:50:15,375 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short87 could not be translated [2023-11-19 07:50:15,375 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short87 could not be translated [2023-11-19 07:50:15,376 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 07:50:15,376 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated [2023-11-19 07:50:15,376 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 07:50:15,376 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 07:50:15,377 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 07:50:15,377 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short91 could not be translated [2023-11-19 07:50:15,377 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-19 07:50:15,378 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 07:50:15,378 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 07:50:15,379 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-19 07:50:15,379 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 07:50:15,379 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short91 could not be translated [2023-11-19 07:50:15,380 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 07:50:15,380 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-19 07:50:15,380 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-19 07:50:15,380 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short99 could not be translated [2023-11-19 07:50:15,381 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-19 07:50:15,381 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-19 07:50:15,381 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated [2023-11-19 07:50:15,381 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short99 could not be translated [2023-11-19 07:50:15,382 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-19 07:50:15,382 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated [2023-11-19 07:50:15,383 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-19 07:50:15,383 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-19 07:50:15,385 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-19 07:50:15,385 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 07:50:15,386 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 07:50:15,386 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated [2023-11-19 07:50:15,387 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated [2023-11-19 07:50:15,387 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated [2023-11-19 07:50:15,388 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated [2023-11-19 07:50:15,388 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem111 could not be translated [2023-11-19 07:50:15,391 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem111 could not be translated [2023-11-19 07:50:15,391 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated [2023-11-19 07:50:15,391 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated [2023-11-19 07:50:15,392 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-19 07:50:15,392 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-11-19 07:50:15,393 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated [2023-11-19 07:50:15,393 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated [2023-11-19 07:50:15,393 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem17 could not be translated [2023-11-19 07:50:15,393 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem22 could not be translated [2023-11-19 07:50:15,394 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem27 could not be translated [2023-11-19 07:50:15,394 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem26 could not be translated [2023-11-19 07:50:15,394 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem28 could not be translated [2023-11-19 07:50:15,394 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 07:50:15,394 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated [2023-11-19 07:50:15,395 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 07:50:15,395 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 07:50:15,395 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated [2023-11-19 07:50:15,395 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-19 07:50:15,395 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated [2023-11-19 07:50:15,396 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated [2023-11-19 07:50:15,396 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated [2023-11-19 07:50:15,396 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated [2023-11-19 07:50:15,396 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 07:50:15,396 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-19 07:50:15,397 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated [2023-11-19 07:50:15,397 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite137 could not be translated [2023-11-19 07:50:15,397 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated [2023-11-19 07:50:15,397 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated [2023-11-19 07:50:15,397 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated [2023-11-19 07:50:15,397 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated [2023-11-19 07:50:15,398 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-19 07:50:15,398 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated [2023-11-19 07:50:15,398 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated [2023-11-19 07:50:15,398 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated [2023-11-19 07:50:15,398 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated [2023-11-19 07:50:15,399 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated [2023-11-19 07:50:15,399 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated [2023-11-19 07:50:15,399 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-19 07:50:15,399 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-19 07:50:15,399 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 07:50:15,399 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite137 could not be translated [2023-11-19 07:50:15,400 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated [2023-11-19 07:50:15,400 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated [2023-11-19 07:50:15,400 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite137 could not be translated [2023-11-19 07:50:15,400 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated [2023-11-19 07:50:15,400 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-19 07:50:15,401 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 07:50:15,401 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated [2023-11-19 07:50:15,401 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated [2023-11-19 07:50:15,401 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-19 07:50:15,401 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated [2023-11-19 07:50:15,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated [2023-11-19 07:50:15,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short167 could not be translated [2023-11-19 07:50:15,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated [2023-11-19 07:50:15,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated [2023-11-19 07:50:15,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-19 07:50:15,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite137 could not be translated [2023-11-19 07:50:15,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-19 07:50:15,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 07:50:15,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated [2023-11-19 07:50:15,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated [2023-11-19 07:50:15,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated [2023-11-19 07:50:15,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated [2023-11-19 07:50:15,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated [2023-11-19 07:50:15,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated [2023-11-19 07:50:15,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-19 07:50:15,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short178 could not be translated [2023-11-19 07:50:15,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated [2023-11-19 07:50:15,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated [2023-11-19 07:50:15,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated [2023-11-19 07:50:15,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated [2023-11-19 07:50:15,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-19 07:50:15,406 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite137 could not be translated [2023-11-19 07:50:15,406 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated [2023-11-19 07:50:15,406 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short167 could not be translated [2023-11-19 07:50:15,406 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated [2023-11-19 07:50:15,406 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 07:50:15,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:50:15 BoogieIcfgContainer [2023-11-19 07:50:15,442 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:50:15,443 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:50:15,443 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:50:15,443 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:50:15,444 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:08" (3/4) ... [2023-11-19 07:50:15,446 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:50:15,447 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:50:15,448 INFO L158 Benchmark]: Toolchain (without parser) took 8652.42ms. Allocated memory was 132.1MB in the beginning and 197.1MB in the end (delta: 65.0MB). Free memory was 103.0MB in the beginning and 105.5MB in the end (delta: -2.5MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2023-11-19 07:50:15,448 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:50:15,449 INFO L158 Benchmark]: CACSL2BoogieTranslator took 501.59ms. Allocated memory is still 132.1MB. Free memory was 102.7MB in the beginning and 87.4MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:50:15,450 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.33ms. Allocated memory is still 132.1MB. Free memory was 87.4MB in the beginning and 83.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:50:15,450 INFO L158 Benchmark]: Boogie Preprocessor took 114.41ms. Allocated memory is still 132.1MB. Free memory was 83.0MB in the beginning and 79.0MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:50:15,450 INFO L158 Benchmark]: RCFGBuilder took 1077.94ms. Allocated memory is still 132.1MB. Free memory was 79.0MB in the beginning and 90.9MB in the end (delta: -11.9MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2023-11-19 07:50:15,451 INFO L158 Benchmark]: TraceAbstraction took 6835.93ms. Allocated memory was 132.1MB in the beginning and 197.1MB in the end (delta: 65.0MB). Free memory was 90.4MB in the beginning and 105.5MB in the end (delta: -15.1MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2023-11-19 07:50:15,451 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 197.1MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:50:15,454 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 501.59ms. Allocated memory is still 132.1MB. Free memory was 102.7MB in the beginning and 87.4MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.33ms. Allocated memory is still 132.1MB. Free memory was 87.4MB in the beginning and 83.0MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.41ms. Allocated memory is still 132.1MB. Free memory was 83.0MB in the beginning and 79.0MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1077.94ms. Allocated memory is still 132.1MB. Free memory was 79.0MB in the beginning and 90.9MB in the end (delta: -11.9MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * TraceAbstraction took 6835.93ms. Allocated memory was 132.1MB in the beginning and 197.1MB in the end (delta: 65.0MB). Free memory was 90.4MB in the beginning and 105.5MB in the end (delta: -15.1MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 197.1MB. Free memory is still 105.5MB. 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~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem6 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~mem17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short167 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short178 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem127 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem124 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short167 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 105. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 0, 0 }; [L25-L27] double double_Array_0[7] = { 9.4, 4.5, 3.5, 49.6, 7.5, 16.2, 10000000.8 }; [L28-L30] float float_Array_0[1] = { 128.4 }; [L31-L33] signed short int signed_short_int_Array_0[3] = { 128, 128, -10 }; [L34-L36] unsigned char unsigned_char_Array_0[2] = { 2, 16 }; [L37-L39] unsigned long int unsigned_long_int_Array_0[1] = { 100 }; [L40] unsigned char last_1_unsigned_char_Array_0_1_ = 16; VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=0, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L109] isInitial = 1 [L110] FCALL initially() [L111] COND TRUE 1 [L112] CALL updateLastVariables() [L102] EXPR unsigned_char_Array_0[1] [L102] last_1_unsigned_char_Array_0_1_ = unsigned_char_Array_0[1] [L112] RET updateLastVariables() [L113] CALL updateVariables() [L73] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L74] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L74] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L74] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L75] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L75] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L75] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L76] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L77] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L78] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L78] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L78] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L79] double_Array_0[0] = __VERIFIER_nondet_double() [L80] EXPR double_Array_0[0] [L80] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F [L80] EXPR double_Array_0[0] [L80] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L80] EXPR (double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L80] CALL assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L80] RET assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L81] double_Array_0[1] = __VERIFIER_nondet_double() [L82] EXPR double_Array_0[1] [L82] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F [L82] EXPR double_Array_0[1] [L82] EXPR double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L82] EXPR (double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L82] CALL assume_abort_if_not((double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L82] RET assume_abort_if_not((double_Array_0[1] >= 0.0F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854776000e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L83] double_Array_0[2] = __VERIFIER_nondet_double() [L84] EXPR double_Array_0[2] [L84] EXPR double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F [L84] EXPR double_Array_0[2] [L84] EXPR double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L84] EXPR (double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854776000e+12F && double_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L84] CALL assume_abort_if_not((double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854776000e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L84] RET assume_abort_if_not((double_Array_0[2] >= 0.0F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854776000e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L85] double_Array_0[3] = __VERIFIER_nondet_double() [L86] EXPR double_Array_0[3] [L86] EXPR double_Array_0[3] >= -230584.3009213691390e+13F && double_Array_0[3] <= -1.0e-20F [L86] EXPR double_Array_0[3] [L86] EXPR double_Array_0[3] >= -230584.3009213691390e+13F && double_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L86] EXPR (double_Array_0[3] >= -230584.3009213691390e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 2305843.009213691390e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L86] CALL assume_abort_if_not((double_Array_0[3] >= -230584.3009213691390e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 2305843.009213691390e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L86] RET assume_abort_if_not((double_Array_0[3] >= -230584.3009213691390e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 2305843.009213691390e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L87] double_Array_0[4] = __VERIFIER_nondet_double() [L88] EXPR double_Array_0[4] [L88] EXPR double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F [L88] EXPR double_Array_0[4] [L88] EXPR double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L88] EXPR (double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L88] CALL assume_abort_if_not((double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L88] RET assume_abort_if_not((double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L89] double_Array_0[5] = __VERIFIER_nondet_double() [L90] EXPR double_Array_0[5] [L90] EXPR double_Array_0[5] >= -461168.6018427382800e+13F && double_Array_0[5] <= -1.0e-20F [L90] EXPR double_Array_0[5] [L90] EXPR double_Array_0[5] >= -461168.6018427382800e+13F && double_Array_0[5] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L90] EXPR (double_Array_0[5] >= -461168.6018427382800e+13F && double_Array_0[5] <= -1.0e-20F) || (double_Array_0[5] <= 4611686.018427382800e+12F && double_Array_0[5] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L90] CALL assume_abort_if_not((double_Array_0[5] >= -461168.6018427382800e+13F && double_Array_0[5] <= -1.0e-20F) || (double_Array_0[5] <= 4611686.018427382800e+12F && double_Array_0[5] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L90] RET assume_abort_if_not((double_Array_0[5] >= -461168.6018427382800e+13F && double_Array_0[5] <= -1.0e-20F) || (double_Array_0[5] <= 4611686.018427382800e+12F && double_Array_0[5] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L91] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L92] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L92] RET assume_abort_if_not(signed_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L93] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L93] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L93] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L94] signed_short_int_Array_0[1] = __VERIFIER_nondet_short() [L95] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L95] CALL assume_abort_if_not(signed_short_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L95] RET assume_abort_if_not(signed_short_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L96] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L96] CALL assume_abort_if_not(signed_short_int_Array_0[1] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L96] RET assume_abort_if_not(signed_short_int_Array_0[1] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L97] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L98] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L98] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L98] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L99] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L99] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, cond=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L99] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L113] RET updateVariables() [L114] CALL step() [L44] unsigned_long_int_Array_0[0] = last_1_unsigned_char_Array_0_1_ [L45] EXPR unsigned_long_int_Array_0[0] [L45] unsigned long int stepLocal_1 = unsigned_long_int_Array_0[0]; [L46] EXPR signed_short_int_Array_0[0] [L46] signed short int stepLocal_0 = signed_short_int_Array_0[0]; [L47] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, stepLocal_0=16383, stepLocal_1=16, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L47] COND FALSE !(stepLocal_0 >= signed_short_int_Array_0[1]) [L54] BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, stepLocal_0=16383, stepLocal_1=16, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L54] COND FALSE !(BOOL_unsigned_char_Array_0[1]) [L57] EXPR double_Array_0[1] [L57] EXPR double_Array_0[0] [L57] EXPR double_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, stepLocal_0=16383, stepLocal_1=16, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L57] COND FALSE !((- (double_Array_0[1] - double_Array_0[0])) <= double_Array_0[5]) [L60] BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, stepLocal_0=16383, stepLocal_1=16, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L60] COND FALSE !(BOOL_unsigned_char_Array_0[1]) [L65] EXPR unsigned_char_Array_0[1] [L65] signed_short_int_Array_0[2] = unsigned_char_Array_0[1] [L68] EXPR double_Array_0[1] [L68] EXPR double_Array_0[0] [L68] EXPR double_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, stepLocal_0=16383, stepLocal_1=16, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L68] COND FALSE !(double_Array_0[1] < (double_Array_0[0] - double_Array_0[2])) [L114] RET step() [L115] CALL, EXPR property() [L105] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L105] EXPR BOOL_unsigned_char_Array_0[1] ? (double_Array_0[6] == ((double) (double_Array_0[5] + ((((double_Array_0[4]) < ((49.5 + double_Array_0[3]))) ? (double_Array_0[4]) : ((49.5 + double_Array_0[3]))))))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L105] EXPR (BOOL_unsigned_char_Array_0[1] ? (double_Array_0[6] == ((double) (double_Array_0[5] + ((((double_Array_0[4]) < ((49.5 + double_Array_0[3]))) ? (double_Array_0[4]) : ((49.5 + double_Array_0[3]))))))) : 1) && (((- (double_Array_0[1] - double_Array_0[0])) <= double_Array_0[5]) ? (signed_short_int_Array_0[2] == ((signed short int) ((8 + unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[1] ? (BOOL_unsigned_char_Array_0[0] ? (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1])) : 1) : (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1])))) [L105] EXPR double_Array_0[1] [L105] EXPR double_Array_0[0] [L105] EXPR double_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L105] EXPR ((- (double_Array_0[1] - double_Array_0[0])) <= double_Array_0[5]) ? (signed_short_int_Array_0[2] == ((signed short int) ((8 + unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[1] ? (BOOL_unsigned_char_Array_0[0] ? (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1])) : 1) : (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1]))) [L105] EXPR signed_short_int_Array_0[2] [L105] EXPR unsigned_char_Array_0[1] [L105] EXPR unsigned_char_Array_0[1] [L105] EXPR ((- (double_Array_0[1] - double_Array_0[0])) <= double_Array_0[5]) ? (signed_short_int_Array_0[2] == ((signed short int) ((8 + unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[1] ? (BOOL_unsigned_char_Array_0[0] ? (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1])) : 1) : (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1]))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L105] EXPR (BOOL_unsigned_char_Array_0[1] ? (double_Array_0[6] == ((double) (double_Array_0[5] + ((((double_Array_0[4]) < ((49.5 + double_Array_0[3]))) ? (double_Array_0[4]) : ((49.5 + double_Array_0[3]))))))) : 1) && (((- (double_Array_0[1] - double_Array_0[0])) <= double_Array_0[5]) ? (signed_short_int_Array_0[2] == ((signed short int) ((8 + unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[1] ? (BOOL_unsigned_char_Array_0[0] ? (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1])) : 1) : (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1])))) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L105] EXPR ((BOOL_unsigned_char_Array_0[1] ? (double_Array_0[6] == ((double) (double_Array_0[5] + ((((double_Array_0[4]) < ((49.5 + double_Array_0[3]))) ? (double_Array_0[4]) : ((49.5 + double_Array_0[3]))))))) : 1) && (((- (double_Array_0[1] - double_Array_0[0])) <= double_Array_0[5]) ? (signed_short_int_Array_0[2] == ((signed short int) ((8 + unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[1] ? (BOOL_unsigned_char_Array_0[0] ? (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1])) : 1) : (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1]))))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) last_1_unsigned_char_Array_0_1_)) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L105] EXPR (((BOOL_unsigned_char_Array_0[1] ? (double_Array_0[6] == ((double) (double_Array_0[5] + ((((double_Array_0[4]) < ((49.5 + double_Array_0[3]))) ? (double_Array_0[4]) : ((49.5 + double_Array_0[3]))))))) : 1) && (((- (double_Array_0[1] - double_Array_0[0])) <= double_Array_0[5]) ? (signed_short_int_Array_0[2] == ((signed short int) ((8 + unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[1] ? (BOOL_unsigned_char_Array_0[0] ? (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1])) : 1) : (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1]))))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) last_1_unsigned_char_Array_0_1_))) && ((double_Array_0[1] < (double_Array_0[0] - double_Array_0[2])) ? (float_Array_0[0] == ((float) ((((double_Array_0[4]) > (((((((((127.4f) > (double_Array_0[3])) ? (127.4f) : (double_Array_0[3])))) > (double_Array_0[5])) ? (((((127.4f) > (double_Array_0[3])) ? (127.4f) : (double_Array_0[3])))) : (double_Array_0[5]))))) ? (double_Array_0[4]) : (((((((((127.4f) > (double_Array_0[3])) ? (127.4f) : (double_Array_0[3])))) > (double_Array_0[5])) ? (((((127.4f) > (double_Array_0[3])) ? (127.4f) : (double_Array_0[3])))) : (double_Array_0[5])))))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L105] EXPR ((((BOOL_unsigned_char_Array_0[1] ? (double_Array_0[6] == ((double) (double_Array_0[5] + ((((double_Array_0[4]) < ((49.5 + double_Array_0[3]))) ? (double_Array_0[4]) : ((49.5 + double_Array_0[3]))))))) : 1) && (((- (double_Array_0[1] - double_Array_0[0])) <= double_Array_0[5]) ? (signed_short_int_Array_0[2] == ((signed short int) ((8 + unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[1] ? (BOOL_unsigned_char_Array_0[0] ? (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1])) : 1) : (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1]))))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) last_1_unsigned_char_Array_0_1_))) && ((double_Array_0[1] < (double_Array_0[0] - double_Array_0[2])) ? (float_Array_0[0] == ((float) ((((double_Array_0[4]) > (((((((((127.4f) > (double_Array_0[3])) ? (127.4f) : (double_Array_0[3])))) > (double_Array_0[5])) ? (((((127.4f) > (double_Array_0[3])) ? (127.4f) : (double_Array_0[3])))) : (double_Array_0[5]))))) ? (double_Array_0[4]) : (((((((((127.4f) > (double_Array_0[3])) ? (127.4f) : (double_Array_0[3])))) > (double_Array_0[5])) ? (((((127.4f) > (double_Array_0[3])) ? (127.4f) : (double_Array_0[3])))) : (double_Array_0[5])))))))) : 1)) && ((signed_short_int_Array_0[0] >= signed_short_int_Array_0[1]) ? (((signed_short_int_Array_0[0] + last_1_unsigned_char_Array_0_1_) >= unsigned_long_int_Array_0[0]) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L105-L106] return ((((BOOL_unsigned_char_Array_0[1] ? (double_Array_0[6] == ((double) (double_Array_0[5] + ((((double_Array_0[4]) < ((49.5 + double_Array_0[3]))) ? (double_Array_0[4]) : ((49.5 + double_Array_0[3]))))))) : 1) && (((- (double_Array_0[1] - double_Array_0[0])) <= double_Array_0[5]) ? (signed_short_int_Array_0[2] == ((signed short int) ((8 + unsigned_char_Array_0[1]) - unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[1] ? (BOOL_unsigned_char_Array_0[0] ? (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1])) : 1) : (signed_short_int_Array_0[2] == ((signed short int) unsigned_char_Array_0[1]))))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) last_1_unsigned_char_Array_0_1_))) && ((double_Array_0[1] < (double_Array_0[0] - double_Array_0[2])) ? (float_Array_0[0] == ((float) ((((double_Array_0[4]) > (((((((((127.4f) > (double_Array_0[3])) ? (127.4f) : (double_Array_0[3])))) > (double_Array_0[5])) ? (((((127.4f) > (double_Array_0[3])) ? (127.4f) : (double_Array_0[3])))) : (double_Array_0[5]))))) ? (double_Array_0[4]) : (((((((((127.4f) > (double_Array_0[3])) ? (127.4f) : (double_Array_0[3])))) > (double_Array_0[5])) ? (((((127.4f) > (double_Array_0[3])) ? (127.4f) : (double_Array_0[3])))) : (double_Array_0[5])))))))) : 1)) && ((signed_short_int_Array_0[0] >= signed_short_int_Array_0[1]) ? (((signed_short_int_Array_0[0] + last_1_unsigned_char_Array_0_1_) >= unsigned_long_int_Array_0[0]) ? (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0])) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[0]))) : 1) ; [L115] RET, EXPR property() [L115] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=16, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 144 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.6s, OverallIterations: 7, TraceHistogramMax: 16, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1099 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1099 mSDsluCounter, 4144 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2920 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 699 IncrementalHoareTripleChecker+Invalid, 714 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 1224 mSDtfsCounter, 699 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=254occurred in iteration=6, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 343 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 998 NumberOfCodeBlocks, 998 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 848 ConstructedInterpolants, 0 QuantifiedInterpolants, 1574 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 2880/2880 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 07:50:15,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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_dbca484f-d995-4f40-b132-217f80219e91/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 cf9505dc2ef67c73c85afca644466d8e73c9d84bcc3bdb502bf9c06807a1f2ea --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:50:18,309 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:50:18,441 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:50:18,449 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:50:18,452 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:50:18,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:50:18,497 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:50:18,498 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:50:18,499 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:50:18,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:50:18,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:50:18,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:50:18,506 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:50:18,508 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:50:18,509 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:50:18,509 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:50:18,510 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:50:18,510 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:50:18,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:50:18,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:50:18,511 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:50:18,512 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:50:18,513 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:50:18,513 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:50:18,514 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:50:18,514 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:50:18,514 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:50:18,515 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:50:18,516 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:50:18,516 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:50:18,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:18,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:50:18,518 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:50:18,519 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:50:18,519 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:50:18,519 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:50:18,520 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:50:18,520 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:50:18,520 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:50:18,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:50:18,522 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:50:18,522 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:50:18,523 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_dbca484f-d995-4f40-b132-217f80219e91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf9505dc2ef67c73c85afca644466d8e73c9d84bcc3bdb502bf9c06807a1f2ea [2023-11-19 07:50:18,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:50:18,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:50:18,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:50:18,997 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:50:18,998 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:50:18,999 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-17.i [2023-11-19 07:50:22,141 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:50:22,445 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:50:22,446 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-17.i [2023-11-19 07:50:22,469 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/data/ca3166d00/df97cf957ee441129f2a0b3d26957122/FLAG694f323e4 [2023-11-19 07:50:22,485 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/data/ca3166d00/df97cf957ee441129f2a0b3d26957122 [2023-11-19 07:50:22,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:50:22,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:50:22,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:50:22,496 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:50:22,501 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:50:22,502 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:22,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e564c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22, skipping insertion in model container [2023-11-19 07:50:22,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:22,536 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:50:22,691 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_dbca484f-d995-4f40-b132-217f80219e91/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-17.i[916,929] [2023-11-19 07:50:22,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:50:22,822 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:50:22,836 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_dbca484f-d995-4f40-b132-217f80219e91/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-17.i[916,929] [2023-11-19 07:50:22,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:50:22,966 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:50:22,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22 WrapperNode [2023-11-19 07:50:22,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:50:22,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:50:22,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:50:22,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:50:22,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:23,008 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:23,087 INFO L138 Inliner]: procedures = 39, calls = 189, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 559 [2023-11-19 07:50:23,087 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:50:23,088 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:50:23,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:50:23,089 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:50:23,097 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:23,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:23,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:23,109 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:23,143 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:23,159 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:23,165 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:23,169 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:23,184 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:50:23,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:50:23,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:50:23,185 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:50:23,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22" (1/1) ... [2023-11-19 07:50:23,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:23,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:23,224 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:23,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:50:23,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:50:23,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 07:50:23,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 07:50:23,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 07:50:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 07:50:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:50:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 07:50:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 07:50:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-19 07:50:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 07:50:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 07:50:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 07:50:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 07:50:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:50:23,284 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:50:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:50:23,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:50:23,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 07:50:23,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 07:50:23,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 07:50:23,510 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:50:23,512 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:50:28,260 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:50:28,272 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:50:28,282 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:50:28,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:28 BoogieIcfgContainer [2023-11-19 07:50:28,290 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:50:28,294 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:50:28,295 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:50:28,298 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:50:28,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:50:22" (1/3) ... [2023-11-19 07:50:28,300 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@175121a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:50:28, skipping insertion in model container [2023-11-19 07:50:28,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:22" (2/3) ... [2023-11-19 07:50:28,301 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@175121a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:50:28, skipping insertion in model container [2023-11-19 07:50:28,301 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:28" (3/3) ... [2023-11-19 07:50:28,303 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-17.i [2023-11-19 07:50:28,324 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:50:28,324 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:50:28,414 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:50:28,422 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;@2bebc78b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:50:28,422 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:50:28,429 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 125 states have (on average 1.456) internal successors, (182), 126 states have internal predecessors, (182), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-19 07:50:28,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 07:50:28,455 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:28,457 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:28,457 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:28,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:28,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1809069754, now seen corresponding path program 1 times [2023-11-19 07:50:28,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:50:28,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [295696689] [2023-11-19 07:50:28,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:28,486 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 07:50:28,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:50:28,493 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:28,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:29,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:50:29,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:50:29,309 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-11-19 07:50:29,309 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:50:29,310 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:50:29,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [295696689] [2023-11-19 07:50:29,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [295696689] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:29,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:29,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:50:29,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055199407] [2023-11-19 07:50:29,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:29,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:50:29,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:50:29,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:50:29,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:50:29,373 INFO L87 Difference]: Start difference. First operand has 144 states, 125 states have (on average 1.456) internal successors, (182), 126 states have internal predecessors, (182), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:50:29,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:29,424 INFO L93 Difference]: Finished difference Result 281 states and 438 transitions. [2023-11-19 07:50:29,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:50:29,427 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 141 [2023-11-19 07:50:29,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:29,436 INFO L225 Difference]: With dead ends: 281 [2023-11-19 07:50:29,436 INFO L226 Difference]: Without dead ends: 140 [2023-11-19 07:50:29,440 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 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 07:50:29,444 INFO L413 NwaCegarLoop]: 207 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, 207 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 07:50:29,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:50:29,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-11-19 07:50:29,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2023-11-19 07:50:29,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 122 states have (on average 1.4344262295081966) internal successors, (175), 122 states have internal predecessors, (175), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-19 07:50:29,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 207 transitions. [2023-11-19 07:50:29,512 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 207 transitions. Word has length 141 [2023-11-19 07:50:29,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:29,513 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 207 transitions. [2023-11-19 07:50:29,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:50:29,514 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 207 transitions. [2023-11-19 07:50:29,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 07:50:29,518 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:29,524 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:29,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:29,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:29,739 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:29,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:29,740 INFO L85 PathProgramCache]: Analyzing trace with hash 676775910, now seen corresponding path program 1 times [2023-11-19 07:50:29,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:50:29,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [827981537] [2023-11-19 07:50:29,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:29,742 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 07:50:29,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:50:29,744 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:29,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:30,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:30,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:50:30,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:50:30,572 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-19 07:50:30,573 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:50:30,573 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:50:30,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [827981537] [2023-11-19 07:50:30,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [827981537] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:30,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:30,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:50:30,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865850229] [2023-11-19 07:50:30,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:30,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:50:30,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:50:30,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:50:30,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:50:30,578 INFO L87 Difference]: Start difference. First operand 140 states and 207 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:50:30,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:30,715 INFO L93 Difference]: Finished difference Result 283 states and 420 transitions. [2023-11-19 07:50:30,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:50:30,723 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 141 [2023-11-19 07:50:30,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:30,726 INFO L225 Difference]: With dead ends: 283 [2023-11-19 07:50:30,726 INFO L226 Difference]: Without dead ends: 146 [2023-11-19 07:50:30,727 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 138 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 07:50:30,731 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 10 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:30,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 609 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:50:30,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-19 07:50:30,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 142. [2023-11-19 07:50:30,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 124 states have (on average 1.4274193548387097) internal successors, (177), 124 states have internal predecessors, (177), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-19 07:50:30,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 209 transitions. [2023-11-19 07:50:30,751 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 209 transitions. Word has length 141 [2023-11-19 07:50:30,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:30,752 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 209 transitions. [2023-11-19 07:50:30,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:50:30,753 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 209 transitions. [2023-11-19 07:50:30,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 07:50:30,756 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:30,756 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:30,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:30,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:30,970 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:30,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:30,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1999216472, now seen corresponding path program 1 times [2023-11-19 07:50:30,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:50:30,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [824468490] [2023-11-19 07:50:30,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:30,973 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 07:50:30,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:50:30,974 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:30,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:31,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:50:31,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:50:31,632 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-19 07:50:31,632 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:50:31,632 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:50:31,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [824468490] [2023-11-19 07:50:31,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [824468490] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:31,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:31,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:50:31,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485497524] [2023-11-19 07:50:31,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:31,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:50:31,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:50:31,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:50:31,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:50:31,636 INFO L87 Difference]: Start difference. First operand 142 states and 209 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-19 07:50:31,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:31,952 INFO L93 Difference]: Finished difference Result 315 states and 466 transitions. [2023-11-19 07:50:31,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:50:31,953 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 141 [2023-11-19 07:50:31,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:31,956 INFO L225 Difference]: With dead ends: 315 [2023-11-19 07:50:31,956 INFO L226 Difference]: Without dead ends: 176 [2023-11-19 07:50:31,958 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 138 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 07:50:31,959 INFO L413 NwaCegarLoop]: 205 mSDtfsCounter, 66 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:31,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 597 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:50:31,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-19 07:50:31,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 144. [2023-11-19 07:50:31,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 126 states have (on average 1.4206349206349207) internal successors, (179), 126 states have internal predecessors, (179), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-19 07:50:31,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 211 transitions. [2023-11-19 07:50:31,977 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 211 transitions. Word has length 141 [2023-11-19 07:50:31,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:31,978 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 211 transitions. [2023-11-19 07:50:31,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2023-11-19 07:50:31,978 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 211 transitions. [2023-11-19 07:50:31,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 07:50:31,981 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:31,982 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:32,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:32,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:32,202 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:32,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:32,203 INFO L85 PathProgramCache]: Analyzing trace with hash 551308611, now seen corresponding path program 1 times [2023-11-19 07:50:32,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:50:32,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [231045691] [2023-11-19 07:50:32,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:32,204 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 07:50:32,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:50:32,206 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:32,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:32,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:50:33,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:50:33,289 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:50:33,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2023-11-19 07:50:33,352 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-19 07:50:33,358 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:50:33,358 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:50:33,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [231045691] [2023-11-19 07:50:33,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [231045691] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:33,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:33,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:50:33,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641655193] [2023-11-19 07:50:33,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:33,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:50:33,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:50:33,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:50:33,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:50:33,369 INFO L87 Difference]: Start difference. First operand 144 states and 211 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:50:38,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:38,916 INFO L93 Difference]: Finished difference Result 291 states and 428 transitions. [2023-11-19 07:50:38,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:50:38,917 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 143 [2023-11-19 07:50:38,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:38,919 INFO L225 Difference]: With dead ends: 291 [2023-11-19 07:50:38,919 INFO L226 Difference]: Without dead ends: 150 [2023-11-19 07:50:38,920 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-19 07:50:38,921 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 199 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:38,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 503 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2023-11-19 07:50:38,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-11-19 07:50:38,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 144. [2023-11-19 07:50:38,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 126 states have (on average 1.4126984126984128) internal successors, (178), 126 states have internal predecessors, (178), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-19 07:50:38,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 210 transitions. [2023-11-19 07:50:38,943 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 210 transitions. Word has length 143 [2023-11-19 07:50:38,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:38,943 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 210 transitions. [2023-11-19 07:50:38,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:50:38,944 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 210 transitions. [2023-11-19 07:50:38,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-19 07:50:38,955 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:38,955 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:38,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:39,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:39,159 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:39,159 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:39,159 INFO L85 PathProgramCache]: Analyzing trace with hash -2109050177, now seen corresponding path program 1 times [2023-11-19 07:50:39,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:50:39,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [200876680] [2023-11-19 07:50:39,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:39,161 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 07:50:39,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:50:39,162 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:39,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:39,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 07:50:39,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:50:39,872 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-19 07:50:39,872 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:50:39,876 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:50:39,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [200876680] [2023-11-19 07:50:39,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [200876680] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:39,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:39,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 07:50:39,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131056838] [2023-11-19 07:50:39,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:39,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:50:39,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:50:39,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:50:39,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:50:39,880 INFO L87 Difference]: Start difference. First operand 144 states and 210 transitions. Second operand has 6 states, 5 states have (on average 14.8) internal successors, (74), 6 states have internal predecessors, (74), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) [2023-11-19 07:50:40,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:40,250 INFO L93 Difference]: Finished difference Result 289 states and 422 transitions. [2023-11-19 07:50:40,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 07:50:40,251 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.8) internal successors, (74), 6 states have internal predecessors, (74), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) Word has length 145 [2023-11-19 07:50:40,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:40,253 INFO L225 Difference]: With dead ends: 289 [2023-11-19 07:50:40,253 INFO L226 Difference]: Without dead ends: 146 [2023-11-19 07:50:40,254 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:50:40,256 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 7 mSDsluCounter, 701 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 888 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:40,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 888 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 07:50:40,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-19 07:50:40,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2023-11-19 07:50:40,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 126 states have (on average 1.4047619047619047) internal successors, (177), 126 states have internal predecessors, (177), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-19 07:50:40,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 209 transitions. [2023-11-19 07:50:40,270 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 209 transitions. Word has length 145 [2023-11-19 07:50:40,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:40,271 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 209 transitions. [2023-11-19 07:50:40,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.8) internal successors, (74), 6 states have internal predecessors, (74), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) [2023-11-19 07:50:40,272 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 209 transitions. [2023-11-19 07:50:40,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-11-19 07:50:40,275 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:40,275 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:40,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:40,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:40,508 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:40,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:40,509 INFO L85 PathProgramCache]: Analyzing trace with hash 458772157, now seen corresponding path program 1 times [2023-11-19 07:50:40,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:50:40,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1176679280] [2023-11-19 07:50:40,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:40,511 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 07:50:40,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:50:40,512 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:40,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:41,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:50:41,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:50:41,513 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:50:41,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2023-11-19 07:50:41,573 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-11-19 07:50:41,573 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:50:41,573 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:50:41,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1176679280] [2023-11-19 07:50:41,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1176679280] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:41,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:41,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:50:41,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737633128] [2023-11-19 07:50:41,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:41,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:50:41,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:50:41,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:50:41,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:50:41,576 INFO L87 Difference]: Start difference. First operand 144 states and 209 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:50:48,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:48,088 INFO L93 Difference]: Finished difference Result 291 states and 424 transitions. [2023-11-19 07:50:48,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:50:48,089 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 145 [2023-11-19 07:50:48,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:48,091 INFO L225 Difference]: With dead ends: 291 [2023-11-19 07:50:48,091 INFO L226 Difference]: Without dead ends: 150 [2023-11-19 07:50:48,094 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-19 07:50:48,097 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 191 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 317 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:48,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 495 Invalid, 322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 317 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2023-11-19 07:50:48,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-11-19 07:50:48,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 144. [2023-11-19 07:50:48,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 126 states have (on average 1.3968253968253967) internal successors, (176), 126 states have internal predecessors, (176), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-19 07:50:48,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 208 transitions. [2023-11-19 07:50:48,127 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 208 transitions. Word has length 145 [2023-11-19 07:50:48,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:48,130 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 208 transitions. [2023-11-19 07:50:48,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:50:48,131 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 208 transitions. [2023-11-19 07:50:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-19 07:50:48,137 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:48,137 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:48,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:48,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:48,347 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:48,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:48,347 INFO L85 PathProgramCache]: Analyzing trace with hash -1925269757, now seen corresponding path program 1 times [2023-11-19 07:50:48,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:50:48,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [516930817] [2023-11-19 07:50:48,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:48,348 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 07:50:48,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:50:48,349 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:48,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 [2023-11-19 07:50:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:49,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 07:50:49,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:50:49,460 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:50:49,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2023-11-19 07:50:49,514 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-19 07:50:49,514 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:50:49,515 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:50:49,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [516930817] [2023-11-19 07:50:49,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [516930817] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:49,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:49,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:50:49,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385545446] [2023-11-19 07:50:49,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:49,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:50:49,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:50:49,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:50:49,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:50:49,518 INFO L87 Difference]: Start difference. First operand 144 states and 208 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:50:55,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:55,917 INFO L93 Difference]: Finished difference Result 289 states and 419 transitions. [2023-11-19 07:50:55,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:50:55,919 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 147 [2023-11-19 07:50:55,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:55,920 INFO L225 Difference]: With dead ends: 289 [2023-11-19 07:50:55,920 INFO L226 Difference]: Without dead ends: 148 [2023-11-19 07:50:55,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-19 07:50:55,922 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 187 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:50:55,922 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 486 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2023-11-19 07:50:55,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-11-19 07:50:55,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 142. [2023-11-19 07:50:55,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 124 states have (on average 1.3951612903225807) internal successors, (173), 124 states have internal predecessors, (173), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-19 07:50:55,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 205 transitions. [2023-11-19 07:50:55,932 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 205 transitions. Word has length 147 [2023-11-19 07:50:55,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:55,932 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 205 transitions. [2023-11-19 07:50:55,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:50:55,933 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 205 transitions. [2023-11-19 07:50:55,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 07:50:55,935 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:55,935 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:50:55,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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)] Forceful destruction successful, exit code 0 [2023-11-19 07:50:56,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:56,147 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:56,147 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:56,147 INFO L85 PathProgramCache]: Analyzing trace with hash -1627230533, now seen corresponding path program 1 times [2023-11-19 07:50:56,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:50:56,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1816619710] [2023-11-19 07:50:56,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:56,148 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 07:50:56,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:50:56,150 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 07:50:56,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbca484f-d995-4f40-b132-217f80219e91/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 (9)] Waiting until timeout for monitored process [2023-11-19 07:50:56,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:56,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 07:50:56,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:50:57,238 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:50:57,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 172 treesize of output 64 [2023-11-19 07:50:57,378 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 252 proven. 24 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-11-19 07:50:57,379 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:50:57,821 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:50:57,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 1 [2023-11-19 07:50:57,847 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-11-19 07:50:57,847 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:50:57,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1816619710] [2023-11-19 07:50:57,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1816619710] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:50:57,848 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:50:57,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2023-11-19 07:50:57,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331381824] [2023-11-19 07:50:57,848 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:50:57,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-19 07:50:57,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:50:57,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-19 07:50:57,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:50:57,850 INFO L87 Difference]: Start difference. First operand 142 states and 205 transitions. Second operand has 12 states, 11 states have (on average 9.818181818181818) internal successors, (108), 12 states have internal predecessors, (108), 4 states have call successors, (31), 3 states have call predecessors, (31), 4 states have return successors, (31), 3 states have call predecessors, (31), 4 states have call successors, (31)