./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-72.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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_bcdea575-6472-4e32-849d-d76ea35841ec/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 18ef0dddc7c7969694de0928e4b6cb2e80de650c7da321f655a1a1a02ed063b0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:48:53,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:48:53,905 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:48:53,911 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:48:53,912 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:48:53,936 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:48:53,937 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:48:53,937 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:48:53,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:48:53,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:48:53,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:48:53,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:48:53,941 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:48:53,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:48:53,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:48:53,942 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:48:53,943 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:48:53,944 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:48:53,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:48:53,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:48:53,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:48:53,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:48:53,946 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:48:53,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:48:53,947 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:48:53,947 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:48:53,948 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:48:53,948 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:48:53,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:48:53,949 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:48:53,950 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:48:53,950 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:48:53,950 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:48:53,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:48:53,951 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:48:53,951 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:48:53,952 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:48:53,952 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:48:53,952 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:48:53,952 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_bcdea575-6472-4e32-849d-d76ea35841ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18ef0dddc7c7969694de0928e4b6cb2e80de650c7da321f655a1a1a02ed063b0 [2023-11-19 07:48:54,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:48:54,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:48:54,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:48:54,261 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:48:54,261 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:48:54,262 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-72.i [2023-11-19 07:48:57,497 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:48:57,791 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:48:57,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-72.i [2023-11-19 07:48:57,802 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/data/0bcaf6698/43b2876164ad4d89b0a58e09d7001b7c/FLAGef370e577 [2023-11-19 07:48:57,823 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/data/0bcaf6698/43b2876164ad4d89b0a58e09d7001b7c [2023-11-19 07:48:57,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:48:57,833 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:48:57,837 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:48:57,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:48:57,844 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:48:57,847 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:48:57" (1/1) ... [2023-11-19 07:48:57,848 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10a461d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:57, skipping insertion in model container [2023-11-19 07:48:57,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:48:57" (1/1) ... [2023-11-19 07:48:57,894 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:48:58,073 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_bcdea575-6472-4e32-849d-d76ea35841ec/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-72.i[915,928] [2023-11-19 07:48:58,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:48:58,133 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:48:58,147 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_bcdea575-6472-4e32-849d-d76ea35841ec/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-72.i[915,928] [2023-11-19 07:48:58,175 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:48:58,195 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:48:58,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58 WrapperNode [2023-11-19 07:48:58,196 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:48:58,197 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:48:58,197 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:48:58,198 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:48:58,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58" (1/1) ... [2023-11-19 07:48:58,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58" (1/1) ... [2023-11-19 07:48:58,252 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 133 [2023-11-19 07:48:58,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:48:58,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:48:58,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:48:58,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:48:58,264 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58" (1/1) ... [2023-11-19 07:48:58,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58" (1/1) ... [2023-11-19 07:48:58,268 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58" (1/1) ... [2023-11-19 07:48:58,268 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58" (1/1) ... [2023-11-19 07:48:58,281 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58" (1/1) ... [2023-11-19 07:48:58,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58" (1/1) ... [2023-11-19 07:48:58,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58" (1/1) ... [2023-11-19 07:48:58,297 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58" (1/1) ... [2023-11-19 07:48:58,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:48:58,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:48:58,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:48:58,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:48:58,313 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58" (1/1) ... [2023-11-19 07:48:58,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:48:58,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:48:58,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:48:58,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:48:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:48:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:48:58,477 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:48:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:48:58,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:48:58,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:48:58,592 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:48:58,595 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:48:58,954 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:48:58,963 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:48:58,963 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:48:58,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:58 BoogieIcfgContainer [2023-11-19 07:48:58,968 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:48:58,970 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:48:58,970 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:48:58,974 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:48:58,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:48:57" (1/3) ... [2023-11-19 07:48:58,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@660011c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:48:58, skipping insertion in model container [2023-11-19 07:48:58,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:58" (2/3) ... [2023-11-19 07:48:58,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@660011c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:48:58, skipping insertion in model container [2023-11-19 07:48:58,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:58" (3/3) ... [2023-11-19 07:48:58,978 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-72.i [2023-11-19 07:48:58,997 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:48:58,998 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:48:59,051 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:48:59,058 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;@725a1ac0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:48:59,059 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:48:59,063 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 07:48:59,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 07:48:59,080 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:48:59,081 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:48:59,082 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:48:59,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:59,086 INFO L85 PathProgramCache]: Analyzing trace with hash -1442101837, now seen corresponding path program 1 times [2023-11-19 07:48:59,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:48:59,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366299155] [2023-11-19 07:48:59,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:59,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:48:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:48:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:48:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:48:59,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:48:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-19 07:48:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:48:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-19 07:48:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-19 07:48:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-19 07:48:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 07:48:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:48:59,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 07:48:59,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-19 07:48:59,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 07:48:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-19 07:48:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 07:48:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 07:48:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-19 07:48:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-19 07:48:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-19 07:48:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-19 07:48:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-19 07:48:59,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-19 07:48:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:59,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-19 07:48:59,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:48:59,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366299155] [2023-11-19 07:48:59,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366299155] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:48:59,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:48:59,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:48:59,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870150816] [2023-11-19 07:48:59,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:48:59,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:48:59,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:48:59,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:48:59,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:48:59,670 INFO L87 Difference]: Start difference. First operand has 62 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-19 07:48:59,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:48:59,727 INFO L93 Difference]: Finished difference Result 117 states and 199 transitions. [2023-11-19 07:48:59,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:48:59,730 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2023-11-19 07:48:59,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:48:59,743 INFO L225 Difference]: With dead ends: 117 [2023-11-19 07:48:59,743 INFO L226 Difference]: Without dead ends: 58 [2023-11-19 07:48:59,748 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 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 07:48:59,755 INFO L413 NwaCegarLoop]: 84 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, 84 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 07:48:59,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:48:59,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2023-11-19 07:48:59,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2023-11-19 07:48:59,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 07:48:59,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 84 transitions. [2023-11-19 07:48:59,831 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 84 transitions. Word has length 143 [2023-11-19 07:48:59,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:48:59,832 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 84 transitions. [2023-11-19 07:48:59,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-19 07:48:59,834 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2023-11-19 07:48:59,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 07:48:59,847 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:48:59,848 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:48:59,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:48:59,849 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:48:59,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:59,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1696472987, now seen corresponding path program 1 times [2023-11-19 07:48:59,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:48:59,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060768027] [2023-11-19 07:48:59,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:59,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:49:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:49:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:49:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:49:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-19 07:49:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-19 07:49:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:49:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-19 07:49:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-19 07:49:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-19 07:49:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 07:49:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:49:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 07:49:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-19 07:49:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 07:49:00,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-19 07:49:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 07:49:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-19 07:49:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-19 07:49:00,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-19 07:49:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-19 07:49:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-19 07:49:00,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-19 07:49:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-19 07:49:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:00,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 33 proven. 33 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-19 07:49:00,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:49:00,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060768027] [2023-11-19 07:49:00,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060768027] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:49:00,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2104467330] [2023-11-19 07:49:00,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:49:00,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:49:00,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:49:00,813 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:49:00,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:49:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:01,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:49:01,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:49:01,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 528 proven. 33 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2023-11-19 07:49:01,370 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:49:01,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 33 proven. 33 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-19 07:49:01,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2104467330] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:49:01,630 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 07:49:01,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2023-11-19 07:49:01,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054974031] [2023-11-19 07:49:01,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 07:49:01,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:49:01,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:49:01,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:49:01,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:49:01,636 INFO L87 Difference]: Start difference. First operand 58 states and 84 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 07:49:01,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:49:01,901 INFO L93 Difference]: Finished difference Result 121 states and 172 transitions. [2023-11-19 07:49:01,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:49:01,902 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 143 [2023-11-19 07:49:01,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:49:01,905 INFO L225 Difference]: With dead ends: 121 [2023-11-19 07:49:01,905 INFO L226 Difference]: Without dead ends: 66 [2023-11-19 07:49:01,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 327 SyntacticMatches, 2 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 07:49:01,908 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 65 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:49:01,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 120 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:49:01,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-11-19 07:49:01,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 62. [2023-11-19 07:49:01,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 36 states have internal predecessors, (40), 23 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 07:49:01,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 86 transitions. [2023-11-19 07:49:01,928 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 86 transitions. Word has length 143 [2023-11-19 07:49:01,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:49:01,929 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 86 transitions. [2023-11-19 07:49:01,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 07:49:01,930 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2023-11-19 07:49:01,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 07:49:01,932 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:49:01,933 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:49:01,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:49:02,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:49:02,148 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:49:02,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:49:02,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1789147683, now seen corresponding path program 1 times [2023-11-19 07:49:02,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:49:02,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014139506] [2023-11-19 07:49:02,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:49:02,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:49:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:49:02,239 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:49:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:49:02,366 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:49:02,366 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:49:02,367 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:49:02,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:49:02,377 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-19 07:49:02,382 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:49:02,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:49:02 BoogieIcfgContainer [2023-11-19 07:49:02,509 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:49:02,509 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:49:02,510 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:49:02,510 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:49:02,510 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:58" (3/4) ... [2023-11-19 07:49:02,513 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:49:02,514 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:49:02,515 INFO L158 Benchmark]: Toolchain (without parser) took 4681.68ms. Allocated memory was 121.6MB in the beginning and 163.6MB in the end (delta: 41.9MB). Free memory was 78.6MB in the beginning and 102.2MB in the end (delta: -23.5MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-11-19 07:49:02,516 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 94.4MB. Free memory was 66.6MB in the beginning and 66.5MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:49:02,519 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.97ms. Allocated memory is still 121.6MB. Free memory was 78.3MB in the beginning and 65.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 07:49:02,521 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.46ms. Allocated memory is still 121.6MB. Free memory was 65.4MB in the beginning and 63.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:49:02,522 INFO L158 Benchmark]: Boogie Preprocessor took 50.10ms. Allocated memory is still 121.6MB. Free memory was 63.3MB in the beginning and 61.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:49:02,522 INFO L158 Benchmark]: RCFGBuilder took 663.92ms. Allocated memory is still 121.6MB. Free memory was 61.8MB in the beginning and 79.3MB in the end (delta: -17.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:49:02,522 INFO L158 Benchmark]: TraceAbstraction took 3538.53ms. Allocated memory was 121.6MB in the beginning and 163.6MB in the end (delta: 41.9MB). Free memory was 78.7MB in the beginning and 102.2MB in the end (delta: -23.5MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-11-19 07:49:02,523 INFO L158 Benchmark]: Witness Printer took 4.77ms. Allocated memory is still 163.6MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:49:02,525 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 94.4MB. Free memory was 66.6MB in the beginning and 66.5MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.97ms. Allocated memory is still 121.6MB. Free memory was 78.3MB in the beginning and 65.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.46ms. Allocated memory is still 121.6MB. Free memory was 65.4MB in the beginning and 63.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.10ms. Allocated memory is still 121.6MB. Free memory was 63.3MB in the beginning and 61.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 663.92ms. Allocated memory is still 121.6MB. Free memory was 61.8MB in the beginning and 79.3MB in the end (delta: -17.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3538.53ms. Allocated memory was 121.6MB in the beginning and 163.6MB in the end (delta: 41.9MB). Free memory was 78.7MB in the beginning and 102.2MB in the end (delta: -23.5MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Witness Printer took 4.77ms. Allocated memory is still 163.6MB. Free memory is still 102.2MB. 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 someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 91. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] double var_1_2 = 128.875; [L24] double var_1_3 = 24.5; [L25] double var_1_4 = 8.2; [L26] double var_1_5 = 10.05; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 0; [L29] unsigned char var_1_8 = 1; [L30] unsigned char var_1_9 = 0; [L31] unsigned long int var_1_10 = 2; [L32] signed char var_1_11 = -16; [L33] signed char var_1_12 = -2; [L34] signed char var_1_13 = -10; [L35] signed char var_1_14 = 4; [L36] double var_1_15 = 256.4; [L37] float var_1_16 = 0.25; [L38] double var_1_17 = 100000000000.2; [L39] double var_1_18 = 50.5; [L40] double var_1_19 = 9.5; VAL [isInitial=0, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_2=1031/8, var_1_3=49/2, var_1_4=41/5, var_1_5=201/20, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L106] isInitial = 1 [L107] FCALL initially() [L108] COND TRUE 1 [L109] FCALL updateLastVariables() [L110] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_double() [L61] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=49/2, var_1_4=41/5, var_1_5=201/20, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=49/2, var_1_4=41/5, var_1_5=201/20, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L61] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=49/2, var_1_4=41/5, var_1_5=201/20, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L62] var_1_3 = __VERIFIER_nondet_double() [L63] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=41/5, var_1_5=201/20, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=41/5, var_1_5=201/20, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L63] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=41/5, var_1_5=201/20, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L64] var_1_4 = __VERIFIER_nondet_double() [L65] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=201/20, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=201/20, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L65] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=201/20, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L66] var_1_5 = __VERIFIER_nondet_double() [L67] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L67] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L68] var_1_6 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L69] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L70] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L70] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L71] var_1_7 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L72] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L73] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L73] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L74] var_1_8 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L75] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L76] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L76] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L77] var_1_9 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L78] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L79] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L79] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-2, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L80] var_1_12 = __VERIFIER_nondet_char() [L81] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L81] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L82] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L82] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=-10, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L83] var_1_13 = __VERIFIER_nondet_char() [L84] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L84] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L85] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L85] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L86] var_1_14 = __VERIFIER_nondet_char() [L87] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L87] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L88] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L88] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=1/4, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L89] var_1_16 = __VERIFIER_nondet_float() [L90] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L90] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L91] CALL assume_abort_if_not(var_1_16 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L91] RET assume_abort_if_not(var_1_16 != 0.0F) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=500000000001/5, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L92] var_1_17 = __VERIFIER_nondet_double() [L93] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L93] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=101/2, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L94] var_1_18 = __VERIFIER_nondet_double() [L95] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L95] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=19/2, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L96] var_1_19 = __VERIFIER_nondet_double() [L97] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=100000000006, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=100000000006, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L97] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=100000000006, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L110] RET updateVariables() [L111] CALL step() [L44] COND FALSE !(\read(var_1_9)) VAL [isInitial=1, var_1_10=2, var_1_11=-16, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=100000000006, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L47] var_1_11 = (((((var_1_12 + var_1_13)) < ((10 - var_1_14))) ? ((var_1_12 + var_1_13)) : ((10 - var_1_14)))) VAL [isInitial=1, var_1_10=2, var_1_11=6, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=100000000006, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L48] COND FALSE !((var_1_2 + (var_1_3 / var_1_16)) == var_1_5) VAL [isInitial=1, var_1_10=2, var_1_11=6, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=100000000006, var_1_1=1, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L55] COND TRUE var_1_15 < (((((var_1_15) < (var_1_15)) ? (var_1_15) : (var_1_15))) * var_1_15) [L56] var_1_1 = (var_1_6 && ((var_1_7 || var_1_8) && var_1_9)) VAL [isInitial=1, var_1_10=2, var_1_11=6, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=100000000006, var_1_1=0, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L111] RET step() [L112] CALL, EXPR property() [L102-L103] return ((((var_1_15 < (((((var_1_15) < (var_1_15)) ? (var_1_15) : (var_1_15))) * var_1_15)) ? (var_1_1 == ((unsigned char) (var_1_6 && ((var_1_7 || var_1_8) && var_1_9)))) : 1) && (var_1_9 ? (var_1_10 == ((unsigned long int) 2u)) : 1)) && (var_1_11 == ((signed char) (((((var_1_12 + var_1_13)) < ((10 - var_1_14))) ? ((var_1_12 + var_1_13)) : ((10 - var_1_14))))))) && (((var_1_2 + (var_1_3 / var_1_16)) == var_1_5) ? ((var_1_3 >= var_1_4) ? (var_1_15 == ((double) (var_1_17 - (((((var_1_18 + var_1_19)) < (9.9999999999995E12)) ? ((var_1_18 + var_1_19)) : (9.9999999999995E12)))))) : (var_1_15 == ((double) var_1_17))) : 1) ; VAL [\result=0, isInitial=1, var_1_10=2, var_1_11=6, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=100000000006, var_1_1=0, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2, var_1_11=6, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=100000000006, var_1_1=0, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2, var_1_11=6, var_1_12=-57, var_1_13=63, var_1_14=4, var_1_15=1282/5, var_1_16=100000000005, var_1_17=100000000011, var_1_18=100000000009, var_1_19=100000000006, var_1_1=0, var_1_3=100000000008, var_1_4=100000000007, var_1_5=100000000010, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 75 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 65 mSDsluCounter, 204 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 64 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 133 IncrementalHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 140 mSDtfsCounter, 133 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 409 GetRequests, 398 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 572 NumberOfCodeBlocks, 572 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 568 ConstructedInterpolants, 0 QuantifiedInterpolants, 1244 SizeOfPredicates, 3 NumberOfNonLiveVariables, 330 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 3949/4048 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 07:49:02,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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_bcdea575-6472-4e32-849d-d76ea35841ec/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 18ef0dddc7c7969694de0928e4b6cb2e80de650c7da321f655a1a1a02ed063b0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:49:05,339 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:49:05,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:49:05,481 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:49:05,485 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:49:05,528 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:49:05,529 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:49:05,530 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:49:05,531 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:49:05,536 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:49:05,537 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:49:05,537 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:49:05,538 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:49:05,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:49:05,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:49:05,541 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:49:05,541 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:49:05,542 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:49:05,542 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:49:05,543 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:49:05,543 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:49:05,544 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:49:05,544 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:49:05,545 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:49:05,545 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:49:05,545 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:49:05,546 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:49:05,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:49:05,547 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:49:05,547 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:49:05,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:49:05,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:49:05,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:49:05,550 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:49:05,550 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:49:05,550 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:49:05,552 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:49:05,552 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:49:05,552 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:49:05,553 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:49:05,554 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:49:05,554 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:49:05,555 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_bcdea575-6472-4e32-849d-d76ea35841ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18ef0dddc7c7969694de0928e4b6cb2e80de650c7da321f655a1a1a02ed063b0 [2023-11-19 07:49:06,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:49:06,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:49:06,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:49:06,043 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:49:06,043 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:49:06,045 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-72.i [2023-11-19 07:49:09,277 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:49:09,554 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:49:09,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-72.i [2023-11-19 07:49:09,567 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/data/f046ce468/1d6c6a600488457dbc9f7fb5003f0c82/FLAG4556420f8 [2023-11-19 07:49:09,587 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/data/f046ce468/1d6c6a600488457dbc9f7fb5003f0c82 [2023-11-19 07:49:09,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:49:09,591 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:49:09,593 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:49:09,593 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:49:09,599 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:49:09,600 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:09,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40509ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09, skipping insertion in model container [2023-11-19 07:49:09,602 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:09,630 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:49:09,807 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_bcdea575-6472-4e32-849d-d76ea35841ec/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-72.i[915,928] [2023-11-19 07:49:09,887 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:49:09,904 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:49:09,927 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_bcdea575-6472-4e32-849d-d76ea35841ec/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-72.i[915,928] [2023-11-19 07:49:09,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:49:09,998 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:49:09,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09 WrapperNode [2023-11-19 07:49:09,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:49:10,000 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:49:10,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:49:10,001 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:49:10,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:10,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:10,079 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2023-11-19 07:49:10,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:49:10,082 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:49:10,083 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:49:10,083 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:49:10,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:10,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:10,119 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:10,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:10,131 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:10,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:10,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:10,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:10,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:49:10,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:49:10,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:49:10,171 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:49:10,172 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09" (1/1) ... [2023-11-19 07:49:10,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:49:10,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:49:10,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:49:10,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:49:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:49:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:49:10,274 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:49:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:49:10,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:49:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:49:10,399 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:49:10,405 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:49:18,901 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:49:18,911 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:49:18,912 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:49:18,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:49:18 BoogieIcfgContainer [2023-11-19 07:49:18,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:49:18,919 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:49:18,920 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:49:18,923 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:49:18,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:49:09" (1/3) ... [2023-11-19 07:49:18,924 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48ed71d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:49:18, skipping insertion in model container [2023-11-19 07:49:18,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:09" (2/3) ... [2023-11-19 07:49:18,925 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48ed71d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:49:18, skipping insertion in model container [2023-11-19 07:49:18,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:49:18" (3/3) ... [2023-11-19 07:49:18,927 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-72.i [2023-11-19 07:49:18,947 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:49:18,947 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:49:19,001 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:49:19,008 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;@4b06bb64, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:49:19,009 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:49:19,013 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 07:49:19,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 07:49:19,036 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:49:19,039 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:49:19,039 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:49:19,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:49:19,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1442101837, now seen corresponding path program 1 times [2023-11-19 07:49:19,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:49:19,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1838916282] [2023-11-19 07:49:19,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:49:19,060 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 07:49:19,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:49:19,093 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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 07:49:19,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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 07:49:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:20,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:49:20,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:49:20,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 740 trivial. 0 not checked. [2023-11-19 07:49:20,624 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:49:20,625 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:49:20,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1838916282] [2023-11-19 07:49:20,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1838916282] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:49:20,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:49:20,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:49:20,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170389870] [2023-11-19 07:49:20,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:49:20,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:49:20,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:49:20,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:49:20,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:49:20,675 INFO L87 Difference]: Start difference. First operand has 62 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-19 07:49:20,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:49:20,716 INFO L93 Difference]: Finished difference Result 117 states and 199 transitions. [2023-11-19 07:49:20,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:49:20,718 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2023-11-19 07:49:20,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:49:20,728 INFO L225 Difference]: With dead ends: 117 [2023-11-19 07:49:20,728 INFO L226 Difference]: Without dead ends: 58 [2023-11-19 07:49:20,732 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 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 07:49:20,736 INFO L413 NwaCegarLoop]: 84 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, 84 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 07:49:20,738 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:49:20,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2023-11-19 07:49:20,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2023-11-19 07:49:20,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 07:49:20,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 84 transitions. [2023-11-19 07:49:20,785 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 84 transitions. Word has length 143 [2023-11-19 07:49:20,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:49:20,786 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 84 transitions. [2023-11-19 07:49:20,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-19 07:49:20,786 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2023-11-19 07:49:20,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 07:49:20,791 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:49:20,791 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:49:20,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:49:20,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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 07:49:20,998 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:49:20,998 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:49:20,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1696472987, now seen corresponding path program 1 times [2023-11-19 07:49:20,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:49:21,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1021491088] [2023-11-19 07:49:21,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:49:21,000 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 07:49:21,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:49:21,003 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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 07:49:21,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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 07:49:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:22,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:49:22,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:49:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 528 proven. 33 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2023-11-19 07:49:24,267 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:49:25,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 33 proven. 33 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-19 07:49:25,466 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:49:25,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1021491088] [2023-11-19 07:49:25,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1021491088] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:49:25,470 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:49:25,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-19 07:49:25,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084285555] [2023-11-19 07:49:25,471 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:49:25,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:49:25,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:49:25,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:49:25,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:49:25,477 INFO L87 Difference]: Start difference. First operand 58 states and 84 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 07:49:28,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:49:31,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:49:33,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:49:35,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 07:49:35,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:49:35,035 INFO L93 Difference]: Finished difference Result 121 states and 172 transitions. [2023-11-19 07:49:35,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:49:35,178 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 143 [2023-11-19 07:49:35,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:49:35,181 INFO L225 Difference]: With dead ends: 121 [2023-11-19 07:49:35,181 INFO L226 Difference]: Without dead ends: 66 [2023-11-19 07:49:35,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 278 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:49:35,185 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 65 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 23 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:49:35,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 118 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 129 Invalid, 3 Unknown, 0 Unchecked, 9.2s Time] [2023-11-19 07:49:35,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-11-19 07:49:35,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 62. [2023-11-19 07:49:35,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 36 states have (on average 1.1111111111111112) internal successors, (40), 36 states have internal predecessors, (40), 23 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 07:49:35,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 86 transitions. [2023-11-19 07:49:35,219 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 86 transitions. Word has length 143 [2023-11-19 07:49:35,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:49:35,221 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 86 transitions. [2023-11-19 07:49:35,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 07:49:35,221 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2023-11-19 07:49:35,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 07:49:35,224 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:49:35,225 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:49:35,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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 07:49:35,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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 07:49:35,428 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:49:35,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:49:35,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1789147683, now seen corresponding path program 1 times [2023-11-19 07:49:35,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:49:35,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1882089915] [2023-11-19 07:49:35,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:49:35,430 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 07:49:35,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:49:35,432 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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 07:49:35,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcdea575-6472-4e32-849d-d76ea35841ec/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 07:49:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:49:36,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 07:49:36,895 INFO L285 TraceCheckSpWp]: Computing forward predicates...