./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-48.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 2bbf02423b5fa432cd2c5928fce607680a37be5248295d1d3e9947b12a34748d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:47:51,772 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:47:51,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:47:51,892 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:47:51,893 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:47:51,932 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:47:51,933 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:47:51,934 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:47:51,935 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:47:51,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:47:51,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:47:51,944 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:47:51,945 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:47:51,945 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:47:51,945 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:47:51,946 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:47:51,946 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:47:51,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:47:51,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:47:51,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:47:51,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:47:51,948 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:47:51,949 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:47:51,949 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:47:51,951 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:47:51,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:47:51,952 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:47:51,952 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:47:51,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:47:51,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:47:51,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:47:51,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:47:51,955 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:47:51,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:47:51,955 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:47:51,955 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:47:51,955 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:47:51,956 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:47:51,956 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:47:51,956 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bbf02423b5fa432cd2c5928fce607680a37be5248295d1d3e9947b12a34748d [2023-11-19 07:47:52,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:47:52,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:47:52,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:47:52,306 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:47:52,307 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:47:52,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-48.i [2023-11-19 07:47:55,403 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:47:55,617 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:47:55,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-48.i [2023-11-19 07:47:55,633 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/data/aaf27f101/974c366eb9a2405180a7005f5c2ca3f1/FLAGdc6529780 [2023-11-19 07:47:55,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/data/aaf27f101/974c366eb9a2405180a7005f5c2ca3f1 [2023-11-19 07:47:55,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:47:55,667 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:47:55,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:47:55,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:47:55,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:47:55,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:55" (1/1) ... [2023-11-19 07:47:55,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cdab5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:55, skipping insertion in model container [2023-11-19 07:47:55,677 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:55" (1/1) ... [2023-11-19 07:47:55,717 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:47:55,920 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_8f100326-48c5-4f23-bccf-3ab9fbf18c98/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-48.i[916,929] [2023-11-19 07:47:56,071 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:47:56,094 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:47:56,110 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_8f100326-48c5-4f23-bccf-3ab9fbf18c98/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-48.i[916,929] [2023-11-19 07:47:56,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:47:56,225 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:47:56,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56 WrapperNode [2023-11-19 07:47:56,225 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:47:56,227 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:47:56,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:47:56,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:47:56,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56" (1/1) ... [2023-11-19 07:47:56,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56" (1/1) ... [2023-11-19 07:47:56,360 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2023-11-19 07:47:56,360 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:47:56,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:47:56,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:47:56,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:47:56,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56" (1/1) ... [2023-11-19 07:47:56,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56" (1/1) ... [2023-11-19 07:47:56,382 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56" (1/1) ... [2023-11-19 07:47:56,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56" (1/1) ... [2023-11-19 07:47:56,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56" (1/1) ... [2023-11-19 07:47:56,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56" (1/1) ... [2023-11-19 07:47:56,429 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56" (1/1) ... [2023-11-19 07:47:56,433 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56" (1/1) ... [2023-11-19 07:47:56,446 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:47:56,447 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:47:56,447 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:47:56,447 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:47:56,448 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56" (1/1) ... [2023-11-19 07:47:56,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:47:56,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:47:56,481 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:47:56,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:47:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:47:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:47:56,530 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:47:56,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:47:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:47:56,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:47:56,650 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:47:56,652 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:47:57,230 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:47:57,240 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:47:57,240 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:47:57,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:47:57 BoogieIcfgContainer [2023-11-19 07:47:57,245 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:47:57,247 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:47:57,248 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:47:57,251 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:47:57,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:47:55" (1/3) ... [2023-11-19 07:47:57,253 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68ea03d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:47:57, skipping insertion in model container [2023-11-19 07:47:57,253 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:56" (2/3) ... [2023-11-19 07:47:57,253 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68ea03d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:47:57, skipping insertion in model container [2023-11-19 07:47:57,253 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:47:57" (3/3) ... [2023-11-19 07:47:57,255 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-48.i [2023-11-19 07:47:57,279 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:47:57,279 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:47:57,332 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:47:57,339 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;@42ca34b0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:47:57,340 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:47:57,344 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 07:47:57,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 07:47:57,367 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:57,368 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:47:57,369 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:47:57,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:57,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1203948473, now seen corresponding path program 1 times [2023-11-19 07:47:57,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:47:57,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485797284] [2023-11-19 07:47:57,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:57,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:47:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:57,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:47:57,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485797284] [2023-11-19 07:47:57,720 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:47:57,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311141156] [2023-11-19 07:47:57,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:57,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:47:57,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:47:57,727 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:47:57,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:47:57,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:57,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:47:57,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:47:58,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2023-11-19 07:47:58,049 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:47:58,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1311141156] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:47:58,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:47:58,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:47:58,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066527948] [2023-11-19 07:47:58,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:47:58,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:47:58,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:47:58,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:47:58,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:47:58,107 INFO L87 Difference]: Start difference. First operand has 83 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 07:47:58,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:47:58,138 INFO L93 Difference]: Finished difference Result 159 states and 275 transitions. [2023-11-19 07:47:58,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:47:58,140 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 165 [2023-11-19 07:47:58,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:47:58,148 INFO L225 Difference]: With dead ends: 159 [2023-11-19 07:47:58,148 INFO L226 Difference]: Without dead ends: 79 [2023-11-19 07:47:58,153 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 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 07:47:58,156 INFO L413 NwaCegarLoop]: 121 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, 121 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 07:47:58,158 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:47:58,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-19 07:47:58,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-19 07:47:58,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 07:47:58,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 121 transitions. [2023-11-19 07:47:58,209 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 121 transitions. Word has length 165 [2023-11-19 07:47:58,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:47:58,210 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 121 transitions. [2023-11-19 07:47:58,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 07:47:58,210 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2023-11-19 07:47:58,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 07:47:58,215 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:58,215 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:47:58,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 07:47:58,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:47:58,438 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:47:58,438 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:58,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1265619665, now seen corresponding path program 1 times [2023-11-19 07:47:58,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:47:58,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818814282] [2023-11-19 07:47:58,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:58,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:47:58,551 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:47:58,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1816722179] [2023-11-19 07:47:58,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:58,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:47:58,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:47:58,577 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:47:58,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:47:58,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:58,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:47:58,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:47:59,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 568 proven. 24 refuted. 0 times theorem prover too weak. 608 trivial. 0 not checked. [2023-11-19 07:47:59,025 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:47:59,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 24 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-19 07:47:59,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:47:59,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818814282] [2023-11-19 07:47:59,228 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:47:59,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1816722179] [2023-11-19 07:47:59,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1816722179] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:47:59,228 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:47:59,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-19 07:47:59,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873617933] [2023-11-19 07:47:59,229 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:47:59,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:47:59,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:47:59,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:47:59,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:47:59,234 INFO L87 Difference]: Start difference. First operand 79 states and 121 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-19 07:47:59,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:47:59,500 INFO L93 Difference]: Finished difference Result 163 states and 246 transitions. [2023-11-19 07:47:59,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:47:59,502 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 165 [2023-11-19 07:47:59,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:47:59,505 INFO L225 Difference]: With dead ends: 163 [2023-11-19 07:47:59,506 INFO L226 Difference]: Without dead ends: 87 [2023-11-19 07:47:59,507 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 322 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:47:59,509 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 140 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:47:59,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 216 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:47:59,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-19 07:47:59,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83. [2023-11-19 07:47:59,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 55 states have (on average 1.3272727272727274) internal successors, (73), 55 states have internal predecessors, (73), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 07:47:59,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 123 transitions. [2023-11-19 07:47:59,529 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 123 transitions. Word has length 165 [2023-11-19 07:47:59,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:47:59,531 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 123 transitions. [2023-11-19 07:47:59,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-19 07:47:59,532 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 123 transitions. [2023-11-19 07:47:59,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 07:47:59,535 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:59,536 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:47:59,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:47:59,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:47:59,749 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:47:59,750 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:59,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1744828095, now seen corresponding path program 1 times [2023-11-19 07:47:59,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:47:59,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380245970] [2023-11-19 07:47:59,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:59,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:47:59,810 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:47:59,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1585838815] [2023-11-19 07:47:59,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:59,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:47:59,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:47:59,813 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:47:59,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:48:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:00,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 07:48:00,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:48:00,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-19 07:48:00,319 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:48:00,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:48:00,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380245970] [2023-11-19 07:48:00,320 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:48:00,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1585838815] [2023-11-19 07:48:00,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1585838815] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:48:00,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:48:00,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:48:00,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97094487] [2023-11-19 07:48:00,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:48:00,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:48:00,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:48:00,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:48:00,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:48:00,333 INFO L87 Difference]: Start difference. First operand 83 states and 123 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-19 07:48:00,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:48:00,599 INFO L93 Difference]: Finished difference Result 244 states and 364 transitions. [2023-11-19 07:48:00,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 07:48:00,600 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-19 07:48:00,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:48:00,604 INFO L225 Difference]: With dead ends: 244 [2023-11-19 07:48:00,605 INFO L226 Difference]: Without dead ends: 164 [2023-11-19 07:48:00,605 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:48:00,607 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 121 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:48:00,608 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 451 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:48:00,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-19 07:48:00,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 133. [2023-11-19 07:48:00,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 78 states have (on average 1.2307692307692308) internal successors, (96), 78 states have internal predecessors, (96), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-19 07:48:00,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 196 transitions. [2023-11-19 07:48:00,648 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 196 transitions. Word has length 166 [2023-11-19 07:48:00,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:48:00,649 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 196 transitions. [2023-11-19 07:48:00,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-19 07:48:00,650 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 196 transitions. [2023-11-19 07:48:00,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-19 07:48:00,653 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:48:00,653 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:48:00,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:48:00,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:48:00,876 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:48:00,876 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:00,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1050524552, now seen corresponding path program 1 times [2023-11-19 07:48:00,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:48:00,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221019879] [2023-11-19 07:48:00,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:00,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:48:00,935 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:48:00,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [226643586] [2023-11-19 07:48:00,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:00,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:48:00,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:48:00,937 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:48:00,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:48:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:48:01,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:48:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:48:01,802 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:48:01,802 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:48:01,804 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:48:01,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:48:02,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:48:02,032 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-19 07:48:02,036 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:48:02,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:48:02 BoogieIcfgContainer [2023-11-19 07:48:02,182 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:48:02,182 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:48:02,182 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:48:02,183 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:48:02,184 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:47:57" (3/4) ... [2023-11-19 07:48:02,186 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:48:02,188 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:48:02,189 INFO L158 Benchmark]: Toolchain (without parser) took 6521.01ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 93.1MB in the beginning and 127.3MB in the end (delta: -34.2MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-11-19 07:48:02,190 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 96.5MB. Free memory was 67.8MB in the beginning and 67.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:48:02,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.13ms. Allocated memory is still 136.3MB. Free memory was 93.1MB in the beginning and 76.7MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 07:48:02,191 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.36ms. Allocated memory is still 136.3MB. Free memory was 76.7MB in the beginning and 107.1MB in the end (delta: -30.4MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-11-19 07:48:02,192 INFO L158 Benchmark]: Boogie Preprocessor took 83.66ms. Allocated memory is still 136.3MB. Free memory was 107.1MB in the beginning and 104.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:48:02,192 INFO L158 Benchmark]: RCFGBuilder took 798.56ms. Allocated memory is still 136.3MB. Free memory was 104.4MB in the beginning and 74.5MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 07:48:02,193 INFO L158 Benchmark]: TraceAbstraction took 4934.23ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 73.7MB in the beginning and 128.4MB in the end (delta: -54.7MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2023-11-19 07:48:02,193 INFO L158 Benchmark]: Witness Printer took 5.59ms. Allocated memory is still 176.2MB. Free memory was 128.4MB in the beginning and 127.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:48:02,196 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 96.5MB. Free memory was 67.8MB in the beginning and 67.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 557.13ms. Allocated memory is still 136.3MB. Free memory was 93.1MB in the beginning and 76.7MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.36ms. Allocated memory is still 136.3MB. Free memory was 76.7MB in the beginning and 107.1MB in the end (delta: -30.4MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.66ms. Allocated memory is still 136.3MB. Free memory was 107.1MB in the beginning and 104.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 798.56ms. Allocated memory is still 136.3MB. Free memory was 104.4MB in the beginning and 74.5MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 4934.23ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 73.7MB in the beginning and 128.4MB in the end (delta: -54.7MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Witness Printer took 5.59ms. Allocated memory is still 176.2MB. Free memory was 128.4MB in the beginning and 127.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 187, overapproximation of someBinaryDOUBLEComparisonOperation at line 187, overapproximation of someBinaryArithmeticFLOAToperation at line 114. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -5; [L23] unsigned char var_1_3 = 0; [L24] float var_1_8 = 128.5; [L25] float var_1_9 = 127.75; [L26] float var_1_10 = 31.8; [L27] float var_1_11 = 32.5; [L28] unsigned char var_1_12 = 8; [L29] unsigned char var_1_13 = 100; [L30] unsigned char var_1_14 = 25; [L31] unsigned char var_1_15 = 32; [L32] unsigned char var_1_16 = 16; [L33] double var_1_17 = 64.8; [L34] unsigned char var_1_18 = 1; [L35] unsigned char var_1_19 = 0; [L36] unsigned char var_1_20 = 0; [L37] signed char var_1_21 = -100; [L38] signed long int var_1_22 = -1; [L39] float var_1_23 = 5.6; [L40] float var_1_24 = 50.88; [L41] signed short int var_1_25 = -5; [L42] unsigned char var_1_26 = 1; [L43] unsigned char var_1_27 = 128; [L44] unsigned char var_1_28 = 5; [L45] signed short int var_1_29 = -64; [L46] unsigned long int var_1_32 = 16; [L47] unsigned char last_1_var_1_12 = 8; [L48] unsigned char last_1_var_1_18 = 1; [L49] signed short int last_1_var_1_25 = -5; [L50] unsigned char last_1_var_1_26 = 1; VAL [isInitial=0, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=159/5, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=0, var_1_8=257/2, var_1_9=511/4] [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L181] last_1_var_1_12 = var_1_12 [L182] last_1_var_1_18 = var_1_18 [L183] last_1_var_1_25 = var_1_25 [L184] last_1_var_1_26 = var_1_26 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=159/5, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=0, var_1_8=257/2, var_1_9=511/4] [L194] RET updateLastVariables() [L195] CALL updateVariables() [L140] var_1_3 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=159/5, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_8=257/2, var_1_9=511/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=159/5, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_8=257/2, var_1_9=511/4] [L141] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=159/5, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_8=257/2, var_1_9=511/4] [L142] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=159/5, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=511/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=159/5, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=511/4] [L142] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=159/5, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=511/4] [L143] var_1_9 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=159/5, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=159/5, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L144] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=159/5, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L145] var_1_10 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L146] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=65/2, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L147] var_1_11 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L148] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=100, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L149] var_1_13 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_13 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L150] RET assume_abort_if_not(var_1_13 >= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L151] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L151] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=25, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L152] var_1_14 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L153] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L154] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L154] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=32, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L155] var_1_15 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_15 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L156] RET assume_abort_if_not(var_1_15 >= 31) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L157] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L157] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=16, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L158] var_1_16 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L159] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L160] CALL assume_abort_if_not(var_1_16 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L160] RET assume_abort_if_not(var_1_16 <= 31) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L161] var_1_19 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L162] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L163] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L163] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L164] var_1_20 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L165] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L166] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L166] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=-1, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L167] var_1_22 = __VERIFIER_nondet_long() [L168] CALL assume_abort_if_not(var_1_22 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L168] RET assume_abort_if_not(var_1_22 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L169] CALL assume_abort_if_not(var_1_22 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L169] RET assume_abort_if_not(var_1_22 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L170] CALL assume_abort_if_not(var_1_22 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L170] RET assume_abort_if_not(var_1_22 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=1272/25, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L171] var_1_24 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L172] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=128, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L173] var_1_27 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L174] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L175] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L175] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=5, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L176] var_1_28 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L177] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L178] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L178] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L195] RET updateVariables() [L196] CALL step() [L54] unsigned char stepLocal_1 = last_1_var_1_18; [L55] signed long int stepLocal_0 = last_1_var_1_12; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_1=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L56] COND TRUE last_1_var_1_18 || stepLocal_1 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_1=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=-5, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L57] COND TRUE stepLocal_0 >= last_1_var_1_26 [L58] var_1_1 = (last_1_var_1_12 + last_1_var_1_12) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_1=1, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L65] unsigned long int stepLocal_8 = 10u / var_1_13; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_1=1, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L66] COND TRUE ! var_1_20 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_1=1, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=1, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L67] COND TRUE stepLocal_8 < (var_1_22 + var_1_1) [L68] var_1_26 = ((((var_1_13) < ((var_1_27 - var_1_28))) ? (var_1_13) : ((var_1_27 - var_1_28)))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_1=1, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L73] signed long int stepLocal_4 = ((((var_1_16) < (var_1_13)) ? (var_1_16) : (var_1_13))) / var_1_22; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_1=1, stepLocal_4=0, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=-100, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L74] COND TRUE ((25 + var_1_26) / var_1_15) > stepLocal_4 [L75] var_1_21 = ((((var_1_16) < (var_1_14)) ? (var_1_16) : (var_1_14))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_1=1, stepLocal_4=0, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_8=257/2, var_1_9=2] [L79] var_1_8 = ((var_1_9 - var_1_10) + var_1_11) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_1=1, stepLocal_4=0, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_9=2] [L80] COND TRUE \read(var_1_3) [L81] var_1_18 = (var_1_19 || ((var_1_10 > var_1_8) && var_1_20)) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_1=1, stepLocal_4=0, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_9=2] [L85] unsigned char stepLocal_10 = var_1_26; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_10=6, stepLocal_1=1, stepLocal_4=0, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=16, var_1_3=1, var_1_9=2] [L86] COND FALSE !(var_1_8 <= (var_1_24 * ((((var_1_11) < (var_1_10)) ? (var_1_11) : (var_1_10))))) [L93] var_1_32 = var_1_27 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_10=6, stepLocal_1=1, stepLocal_4=0, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=127, var_1_3=1, var_1_9=2] [L95] signed short int stepLocal_3 = var_1_1; [L96] signed char stepLocal_2 = var_1_21; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_10=6, stepLocal_1=1, stepLocal_2=2, stepLocal_3=16, stepLocal_4=0, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=8, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=127, var_1_3=1, var_1_9=2] [L97] COND TRUE var_1_1 >= stepLocal_2 [L98] var_1_12 = ((var_1_13 - var_1_14) + (100 - (var_1_15 - var_1_16))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_10=6, stepLocal_1=1, stepLocal_2=2, stepLocal_3=16, stepLocal_4=0, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=224, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_17=324/5, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=127, var_1_3=1, var_1_9=2] [L106] COND TRUE (((((var_1_13) > (0)) ? (var_1_13) : (0))) - var_1_32) >= var_1_32 [L107] var_1_17 = (var_1_10 + var_1_9) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_10=6, stepLocal_1=1, stepLocal_2=2, stepLocal_3=16, stepLocal_4=0, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=224, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_23=28/5, var_1_24=5, var_1_25=-5, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=127, var_1_3=1, var_1_9=2] [L113] COND TRUE var_1_32 <= (- var_1_21) [L114] var_1_23 = ((((((var_1_10) < (var_1_9)) ? (var_1_10) : (var_1_9))) - var_1_24) + var_1_11) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_10=6, stepLocal_1=1, stepLocal_2=2, stepLocal_3=16, stepLocal_4=0, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=224, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_24=5, var_1_25=-5, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=127, var_1_3=1, var_1_9=2] [L118] signed long int stepLocal_7 = -32; [L119] unsigned long int stepLocal_6 = var_1_32; [L120] unsigned char stepLocal_5 = 10 > 8; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_10=6, stepLocal_1=1, stepLocal_2=2, stepLocal_3=16, stepLocal_4=0, stepLocal_5=1, stepLocal_6=127, stepLocal_7=-32, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=224, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_24=5, var_1_25=-5, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=127, var_1_3=1, var_1_9=2] [L121] COND FALSE !(stepLocal_7 > (~ last_1_var_1_25)) [L128] var_1_25 = var_1_14 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_10=6, stepLocal_1=1, stepLocal_2=2, stepLocal_3=16, stepLocal_4=0, stepLocal_5=1, stepLocal_6=127, stepLocal_7=-32, stepLocal_8=0, var_1_10=3, var_1_11=4, var_1_12=224, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_24=5, var_1_25=2, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=127, var_1_3=1, var_1_9=2] [L130] unsigned char stepLocal_9 = var_1_18; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_10=6, stepLocal_1=1, stepLocal_2=2, stepLocal_3=16, stepLocal_4=0, stepLocal_5=1, stepLocal_6=127, stepLocal_7=-32, stepLocal_8=0, stepLocal_9=0, var_1_10=3, var_1_11=4, var_1_12=224, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_24=5, var_1_25=2, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=-64, var_1_32=127, var_1_3=1, var_1_9=2] [L131] COND FALSE !(stepLocal_9 && var_1_18) [L136] var_1_29 = 1000 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, stepLocal_0=8, stepLocal_10=6, stepLocal_1=1, stepLocal_2=2, stepLocal_3=16, stepLocal_4=0, stepLocal_5=1, stepLocal_6=127, stepLocal_7=-32, stepLocal_8=0, stepLocal_9=0, var_1_10=3, var_1_11=4, var_1_12=224, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_24=5, var_1_25=2, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=1000, var_1_32=127, var_1_3=1, var_1_9=2] [L196] RET step() [L197] CALL, EXPR property() [L187-L188] return (((((((((((last_1_var_1_18 || last_1_var_1_18) ? ((last_1_var_1_12 >= last_1_var_1_26) ? (var_1_1 == ((signed short int) (last_1_var_1_12 + last_1_var_1_12))) : (var_1_1 == ((signed short int) last_1_var_1_12))) : (var_1_1 == ((signed short int) last_1_var_1_12))) && (var_1_8 == ((float) ((var_1_9 - var_1_10) + var_1_11)))) && ((var_1_1 >= var_1_21) ? (var_1_12 == ((unsigned char) ((var_1_13 - var_1_14) + (100 - (var_1_15 - var_1_16))))) : ((var_1_1 <= 100) ? (var_1_12 == ((unsigned char) ((((var_1_14) > (var_1_13)) ? (var_1_14) : (var_1_13))))) : (var_1_12 == ((unsigned char) var_1_13))))) && (((((((var_1_13) > (0)) ? (var_1_13) : (0))) - var_1_32) >= var_1_32) ? (var_1_17 == ((double) (var_1_10 + var_1_9))) : (var_1_18 ? (var_1_17 == ((double) var_1_9)) : 1))) && (var_1_3 ? (var_1_18 == ((unsigned char) (var_1_19 || ((var_1_10 > var_1_8) && var_1_20)))) : (var_1_18 == ((unsigned char) ((! (! var_1_19)) || var_1_20))))) && ((((25 + var_1_26) / var_1_15) > (((((var_1_16) < (var_1_13)) ? (var_1_16) : (var_1_13))) / var_1_22)) ? (var_1_21 == ((signed char) ((((var_1_16) < (var_1_14)) ? (var_1_16) : (var_1_14))))) : (var_1_21 == ((signed char) var_1_14)))) && ((var_1_32 <= (- var_1_21)) ? (var_1_23 == ((float) ((((((var_1_10) < (var_1_9)) ? (var_1_10) : (var_1_9))) - var_1_24) + var_1_11))) : (var_1_23 == ((float) ((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))))))) && ((-32 > (~ last_1_var_1_25)) ? (((var_1_10 <= (- var_1_9)) || (10 > 8)) ? ((last_1_var_1_25 > var_1_32) ? (var_1_25 == ((signed short int) var_1_32)) : 1) : 1) : (var_1_25 == ((signed short int) var_1_14)))) && ((! var_1_20) ? (((10u / var_1_13) < (var_1_22 + var_1_1)) ? (var_1_26 == ((unsigned char) ((((var_1_13) < ((var_1_27 - var_1_28))) ? (var_1_13) : ((var_1_27 - var_1_28)))))) : (var_1_26 == ((unsigned char) (var_1_16 + var_1_15)))) : 1)) && ((var_1_18 && var_1_18) ? (((var_1_10 - (var_1_9 + var_1_24)) == var_1_23) ? (var_1_29 == ((signed short int) ((((var_1_14) < (((((1) < (var_1_21)) ? (1) : (var_1_21))))) ? (var_1_14) : (((((1) < (var_1_21)) ? (1) : (var_1_21)))))))) : 1) : (var_1_29 == ((signed short int) 1000)))) && ((var_1_8 <= (var_1_24 * ((((var_1_11) < (var_1_10)) ? (var_1_11) : (var_1_10))))) ? ((var_1_26 > (- (- var_1_26))) ? (var_1_32 == ((unsigned long int) var_1_26)) : (var_1_32 == ((unsigned long int) var_1_13))) : (var_1_32 == ((unsigned long int) var_1_27))) ; VAL [\result=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=224, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_24=5, var_1_25=2, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=1000, var_1_32=127, var_1_3=1, var_1_9=2] [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=224, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_24=5, var_1_25=2, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=1000, var_1_32=127, var_1_3=1, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_18=1, last_1_var_1_25=-5, last_1_var_1_26=1, var_1_10=3, var_1_11=4, var_1_12=224, var_1_13=126, var_1_14=2, var_1_15=31, var_1_16=31, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=2, var_1_22=2147483647, var_1_24=5, var_1_25=2, var_1_26=6, var_1_27=127, var_1_28=121, var_1_29=1000, var_1_32=127, var_1_3=1, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 83 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 4, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 276 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 261 mSDsluCounter, 788 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 462 mSDsCounter, 90 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 164 IncrementalHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 90 mSolverCounterUnsat, 326 mSDtfsCounter, 164 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 664 GetRequests, 648 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=133occurred in iteration=3, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 35 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 828 NumberOfCodeBlocks, 828 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 657 ConstructedInterpolants, 0 QuantifiedInterpolants, 1239 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1231 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 4752/4800 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 07:48:02,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 2bbf02423b5fa432cd2c5928fce607680a37be5248295d1d3e9947b12a34748d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:48:05,139 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:48:05,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:48:05,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:48:05,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:48:05,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:48:05,363 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:48:05,364 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:48:05,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:48:05,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:48:05,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:48:05,372 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:48:05,373 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:48:05,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:48:05,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:48:05,376 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:48:05,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:48:05,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:48:05,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:48:05,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:48:05,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:48:05,381 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:48:05,381 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:48:05,382 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:48:05,382 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:48:05,383 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:48:05,383 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:48:05,384 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:48:05,384 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:48:05,384 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:48:05,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:48:05,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:48:05,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:48:05,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:48:05,388 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:48:05,388 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:48:05,388 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:48:05,389 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:48:05,389 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:48:05,390 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:48:05,391 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:48:05,391 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:48:05,391 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_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bbf02423b5fa432cd2c5928fce607680a37be5248295d1d3e9947b12a34748d [2023-11-19 07:48:05,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:48:05,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:48:05,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:48:05,859 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:48:05,860 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:48:05,861 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-48.i [2023-11-19 07:48:09,306 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:48:09,674 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:48:09,675 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-48.i [2023-11-19 07:48:09,692 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/data/5d612f31b/1cd8a0dc4ed9432cacbfcbb129200de4/FLAG89ddcad54 [2023-11-19 07:48:09,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/data/5d612f31b/1cd8a0dc4ed9432cacbfcbb129200de4 [2023-11-19 07:48:09,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:48:09,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:48:09,724 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:48:09,724 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:48:09,730 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:48:09,731 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:48:09" (1/1) ... [2023-11-19 07:48:09,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17bc94ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:09, skipping insertion in model container [2023-11-19 07:48:09,733 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:48:09" (1/1) ... [2023-11-19 07:48:09,792 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:48:09,966 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_8f100326-48c5-4f23-bccf-3ab9fbf18c98/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-48.i[916,929] [2023-11-19 07:48:10,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:48:10,060 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:48:10,074 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_8f100326-48c5-4f23-bccf-3ab9fbf18c98/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-48.i[916,929] [2023-11-19 07:48:10,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:48:10,142 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:48:10,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10 WrapperNode [2023-11-19 07:48:10,143 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:48:10,144 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:48:10,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:48:10,145 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:48:10,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10" (1/1) ... [2023-11-19 07:48:10,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10" (1/1) ... [2023-11-19 07:48:10,229 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2023-11-19 07:48:10,230 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:48:10,231 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:48:10,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:48:10,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:48:10,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10" (1/1) ... [2023-11-19 07:48:10,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10" (1/1) ... [2023-11-19 07:48:10,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10" (1/1) ... [2023-11-19 07:48:10,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10" (1/1) ... [2023-11-19 07:48:10,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10" (1/1) ... [2023-11-19 07:48:10,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10" (1/1) ... [2023-11-19 07:48:10,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10" (1/1) ... [2023-11-19 07:48:10,276 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10" (1/1) ... [2023-11-19 07:48:10,285 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:48:10,286 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:48:10,286 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:48:10,286 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:48:10,287 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10" (1/1) ... [2023-11-19 07:48:10,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:48:10,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:48:10,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:48:10,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:48:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:48:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:48:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:48:10,379 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:48:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:48:10,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:48:10,484 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:48:10,486 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:48:15,242 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:48:15,266 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:48:15,269 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:48:15,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:15 BoogieIcfgContainer [2023-11-19 07:48:15,276 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:48:15,282 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:48:15,283 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:48:15,286 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:48:15,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:48:09" (1/3) ... [2023-11-19 07:48:15,288 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16a1887d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:48:15, skipping insertion in model container [2023-11-19 07:48:15,288 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:10" (2/3) ... [2023-11-19 07:48:15,288 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16a1887d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:48:15, skipping insertion in model container [2023-11-19 07:48:15,289 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:15" (3/3) ... [2023-11-19 07:48:15,290 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-48.i [2023-11-19 07:48:15,311 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:48:15,311 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:48:15,372 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:48:15,378 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;@5640ccf5, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:48:15,379 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:48:15,383 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 07:48:15,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 07:48:15,402 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:48:15,403 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:48:15,404 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:48:15,413 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:15,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1203948473, now seen corresponding path program 1 times [2023-11-19 07:48:15,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:48:15,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [587647597] [2023-11-19 07:48:15,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:15,430 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 07:48:15,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:48:15,434 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:15,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:16,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:48:16,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:48:16,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 368 proven. 0 refuted. 0 times theorem prover too weak. 832 trivial. 0 not checked. [2023-11-19 07:48:16,201 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:48:16,202 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:48:16,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [587647597] [2023-11-19 07:48:16,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [587647597] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:48:16,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:48:16,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:48:16,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784844224] [2023-11-19 07:48:16,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:48:16,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:48:16,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:48:16,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:48:16,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:48:16,244 INFO L87 Difference]: Start difference. First operand has 83 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 07:48:16,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:48:16,285 INFO L93 Difference]: Finished difference Result 159 states and 275 transitions. [2023-11-19 07:48:16,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:48:16,287 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 165 [2023-11-19 07:48:16,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:48:16,297 INFO L225 Difference]: With dead ends: 159 [2023-11-19 07:48:16,297 INFO L226 Difference]: Without dead ends: 79 [2023-11-19 07:48:16,302 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 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 07:48:16,306 INFO L413 NwaCegarLoop]: 121 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, 121 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 07:48:16,307 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:48:16,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-19 07:48:16,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-19 07:48:16,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 07:48:16,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 121 transitions. [2023-11-19 07:48:16,366 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 121 transitions. Word has length 165 [2023-11-19 07:48:16,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:48:16,367 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 121 transitions. [2023-11-19 07:48:16,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 07:48:16,368 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2023-11-19 07:48:16,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 07:48:16,373 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:48:16,373 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:48:16,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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)] Ended with exit code 0 [2023-11-19 07:48:16,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:16,593 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:48:16,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:16,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1265619665, now seen corresponding path program 1 times [2023-11-19 07:48:16,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:48:16,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1160331135] [2023-11-19 07:48:16,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:16,596 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 07:48:16,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:48:16,632 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:16,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:17,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:48:17,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:48:18,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-19 07:48:18,683 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:48:18,683 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:48:18,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1160331135] [2023-11-19 07:48:18,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1160331135] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:48:18,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:48:18,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:48:18,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473845016] [2023-11-19 07:48:18,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:48:18,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:48:18,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:48:18,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:48:18,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:48:18,700 INFO L87 Difference]: Start difference. First operand 79 states and 121 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-19 07:48:21,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:48:23,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:48:25,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:48:27,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:48:29,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:48:31,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:48:31,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:48:31,609 INFO L93 Difference]: Finished difference Result 232 states and 358 transitions. [2023-11-19 07:48:31,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 07:48:31,648 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 165 [2023-11-19 07:48:31,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:48:31,652 INFO L225 Difference]: With dead ends: 232 [2023-11-19 07:48:31,653 INFO L226 Difference]: Without dead ends: 156 [2023-11-19 07:48:31,654 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:48:31,656 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 124 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 51 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2023-11-19 07:48:31,656 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 456 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 19 Invalid, 6 Unknown, 0 Unchecked, 12.7s Time] [2023-11-19 07:48:31,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-19 07:48:31,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 125. [2023-11-19 07:48:31,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 72 states have (on average 1.2638888888888888) internal successors, (91), 72 states have internal predecessors, (91), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-19 07:48:31,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 191 transitions. [2023-11-19 07:48:31,719 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 191 transitions. Word has length 165 [2023-11-19 07:48:31,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:48:31,723 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 191 transitions. [2023-11-19 07:48:31,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-19 07:48:31,726 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 191 transitions. [2023-11-19 07:48:31,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 07:48:31,736 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:48:31,736 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:48:31,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:31,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:31,951 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:48:31,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:31,952 INFO L85 PathProgramCache]: Analyzing trace with hash 689033448, now seen corresponding path program 1 times [2023-11-19 07:48:31,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:48:31,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [453551300] [2023-11-19 07:48:31,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:31,953 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 07:48:31,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:48:31,955 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:31,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:32,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:48:32,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:48:33,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 568 proven. 24 refuted. 0 times theorem prover too weak. 608 trivial. 0 not checked. [2023-11-19 07:48:33,380 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:48:34,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 24 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-19 07:48:34,009 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:48:34,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [453551300] [2023-11-19 07:48:34,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [453551300] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:48:34,010 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:48:34,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-19 07:48:34,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601331618] [2023-11-19 07:48:34,012 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:48:34,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:48:34,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:48:34,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:48:34,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:48:34,015 INFO L87 Difference]: Start difference. First operand 125 states and 191 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-19 07:48:37,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:48:39,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:48:41,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:48:41,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:48:41,185 INFO L93 Difference]: Finished difference Result 217 states and 323 transitions. [2023-11-19 07:48:41,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:48:41,245 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 166 [2023-11-19 07:48:41,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:48:41,249 INFO L225 Difference]: With dead ends: 217 [2023-11-19 07:48:41,249 INFO L226 Difference]: Without dead ends: 141 [2023-11-19 07:48:41,251 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 324 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:48:41,253 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 80 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:48:41,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 214 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 135 Invalid, 3 Unknown, 0 Unchecked, 7.0s Time] [2023-11-19 07:48:41,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-19 07:48:41,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 133. [2023-11-19 07:48:41,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 78 states have (on average 1.2307692307692308) internal successors, (96), 78 states have internal predecessors, (96), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-19 07:48:41,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 196 transitions. [2023-11-19 07:48:41,288 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 196 transitions. Word has length 166 [2023-11-19 07:48:41,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:48:41,290 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 196 transitions. [2023-11-19 07:48:41,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-19 07:48:41,290 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 196 transitions. [2023-11-19 07:48:41,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-19 07:48:41,294 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:48:41,294 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:48:41,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:41,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:41,508 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:48:41,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:41,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1050524552, now seen corresponding path program 1 times [2023-11-19 07:48:41,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:48:41,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1290982344] [2023-11-19 07:48:41,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:41,509 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 07:48:41,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:48:41,511 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:41,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f100326-48c5-4f23-bccf-3ab9fbf18c98/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 07:48:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:43,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 73 conjunts are in the unsatisfiable core [2023-11-19 07:48:43,368 INFO L285 TraceCheckSpWp]: Computing forward predicates...