./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-99.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d5808d520ee743f743be2a38b664cf075939f5d8aac3915b27d423268e1361f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:29:20,957 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:29:21,030 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:29:21,035 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:29:21,035 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:29:21,061 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:29:21,062 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:29:21,063 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:29:21,064 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:29:21,064 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:29:21,065 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:29:21,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:29:21,066 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:29:21,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:29:21,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:29:21,068 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:29:21,068 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:29:21,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:29:21,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:29:21,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:29:21,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:29:21,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:29:21,072 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:29:21,072 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:29:21,073 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:29:21,073 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:29:21,074 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:29:21,074 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:29:21,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:29:21,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:29:21,076 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:29:21,076 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:29:21,077 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:29:21,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:29:21,077 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:29:21,078 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:29:21,078 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:29:21,079 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:29:21,079 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:29:21,079 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_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d5808d520ee743f743be2a38b664cf075939f5d8aac3915b27d423268e1361f [2023-11-12 02:29:21,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:29:21,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:29:21,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:29:21,411 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:29:21,411 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:29:21,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-99.i [2023-11-12 02:29:24,430 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:29:24,731 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:29:24,732 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-99.i [2023-11-12 02:29:24,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/data/0933f9222/fa3414d4ea6d4f5fa93384e9b6e8f7a2/FLAG1135902fb [2023-11-12 02:29:24,756 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/data/0933f9222/fa3414d4ea6d4f5fa93384e9b6e8f7a2 [2023-11-12 02:29:24,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:29:24,760 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:29:24,762 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:29:24,762 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:29:24,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:29:24,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:29:24" (1/1) ... [2023-11-12 02:29:24,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@788c9231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:24, skipping insertion in model container [2023-11-12 02:29:24,770 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:29:24" (1/1) ... [2023-11-12 02:29:24,802 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:29:24,972 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_3c6a3412-813c-4742-9a65-1a0e391fa363/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-99.i[915,928] [2023-11-12 02:29:25,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:29:25,079 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:29:25,090 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_3c6a3412-813c-4742-9a65-1a0e391fa363/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-99.i[915,928] [2023-11-12 02:29:25,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:29:25,163 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:29:25,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25 WrapperNode [2023-11-12 02:29:25,165 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:29:25,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:29:25,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:29:25,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:29:25,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25" (1/1) ... [2023-11-12 02:29:25,200 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25" (1/1) ... [2023-11-12 02:29:25,269 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-12 02:29:25,270 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:29:25,270 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:29:25,270 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:29:25,271 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:29:25,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25" (1/1) ... [2023-11-12 02:29:25,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25" (1/1) ... [2023-11-12 02:29:25,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25" (1/1) ... [2023-11-12 02:29:25,296 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25" (1/1) ... [2023-11-12 02:29:25,309 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25" (1/1) ... [2023-11-12 02:29:25,313 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25" (1/1) ... [2023-11-12 02:29:25,315 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25" (1/1) ... [2023-11-12 02:29:25,318 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25" (1/1) ... [2023-11-12 02:29:25,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:29:25,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:29:25,324 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:29:25,324 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:29:25,325 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25" (1/1) ... [2023-11-12 02:29:25,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:29:25,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:25,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:25,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:29:25,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:29:25,404 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:29:25,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:29:25,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:29:25,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:29:25,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:29:25,515 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:29:25,518 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:29:26,028 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:29:26,036 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:29:26,036 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:29:26,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:29:26 BoogieIcfgContainer [2023-11-12 02:29:26,039 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:29:26,042 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:29:26,042 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:29:26,045 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:29:26,045 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:29:24" (1/3) ... [2023-11-12 02:29:26,046 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@555bd4c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:29:26, skipping insertion in model container [2023-11-12 02:29:26,046 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:25" (2/3) ... [2023-11-12 02:29:26,047 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@555bd4c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:29:26, skipping insertion in model container [2023-11-12 02:29:26,047 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:29:26" (3/3) ... [2023-11-12 02:29:26,048 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-99.i [2023-11-12 02:29:26,069 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:29:26,069 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:29:26,167 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:29:26,176 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;@7548e852, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:29:26,176 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:29:26,181 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 54 states have (on average 1.3888888888888888) internal successors, (75), 55 states have internal predecessors, (75), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 02:29:26,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 02:29:26,207 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:26,209 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:26,209 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:26,259 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:26,259 INFO L85 PathProgramCache]: Analyzing trace with hash 443014399, now seen corresponding path program 1 times [2023-11-12 02:29:26,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:26,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561411369] [2023-11-12 02:29:26,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:26,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:26,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:29:26,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561411369] [2023-11-12 02:29:26,521 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-12 02:29:26,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47986985] [2023-11-12 02:29:26,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:26,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:26,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:26,527 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:29:26,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:29:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:26,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:29:26,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:26,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2023-11-12 02:29:26,810 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:29:26,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [47986985] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:29:26,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:29:26,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:29:26,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429551533] [2023-11-12 02:29:26,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:29:26,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:29:26,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:29:26,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:29:26,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:29:26,857 INFO L87 Difference]: Start difference. First operand has 86 states, 54 states have (on average 1.3888888888888888) internal successors, (75), 55 states have internal predecessors, (75), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 02:29:26,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:26,897 INFO L93 Difference]: Finished difference Result 165 states and 289 transitions. [2023-11-12 02:29:26,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:29:26,902 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 183 [2023-11-12 02:29:26,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:29:26,917 INFO L225 Difference]: With dead ends: 165 [2023-11-12 02:29:26,918 INFO L226 Difference]: Without dead ends: 82 [2023-11-12 02:29:26,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:29:26,931 INFO L413 NwaCegarLoop]: 126 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, 126 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:29:26,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:29:26,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-12 02:29:27,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-12 02:29:27,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 51 states have (on average 1.3333333333333333) internal successors, (68), 51 states have internal predecessors, (68), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 02:29:27,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 126 transitions. [2023-11-12 02:29:27,021 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 126 transitions. Word has length 183 [2023-11-12 02:29:27,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:29:27,021 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 126 transitions. [2023-11-12 02:29:27,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 02:29:27,022 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 126 transitions. [2023-11-12 02:29:27,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 02:29:27,027 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:27,028 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:27,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:27,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:27,232 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:27,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:27,233 INFO L85 PathProgramCache]: Analyzing trace with hash 44275193, now seen corresponding path program 1 times [2023-11-12 02:29:27,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:27,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993424786] [2023-11-12 02:29:27,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:27,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:27,369 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:29:27,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1860627997] [2023-11-12 02:29:27,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:27,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:27,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:27,372 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:29:27,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:29:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:27,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 02:29:27,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:28,623 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 455 proven. 141 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2023-11-12 02:29:28,624 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:29:29,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 21 proven. 144 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2023-11-12 02:29:29,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:29:29,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993424786] [2023-11-12 02:29:29,230 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:29:29,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1860627997] [2023-11-12 02:29:29,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1860627997] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:29:29,231 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:29:29,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2023-11-12 02:29:29,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686405966] [2023-11-12 02:29:29,231 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:29:29,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-12 02:29:29,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:29:29,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-12 02:29:29,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-12 02:29:29,235 INFO L87 Difference]: Start difference. First operand 82 states and 126 transitions. Second operand has 14 states, 14 states have (on average 4.5) internal successors, (63), 14 states have internal predecessors, (63), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-12 02:29:30,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:30,695 INFO L93 Difference]: Finished difference Result 355 states and 520 transitions. [2023-11-12 02:29:30,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-11-12 02:29:30,696 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 14 states have internal predecessors, (63), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 183 [2023-11-12 02:29:30,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:29:30,701 INFO L225 Difference]: With dead ends: 355 [2023-11-12 02:29:30,702 INFO L226 Difference]: Without dead ends: 276 [2023-11-12 02:29:30,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 354 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 602 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=578, Invalid=1584, Unknown=0, NotChecked=0, Total=2162 [2023-11-12 02:29:30,706 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 648 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 579 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 565 SdHoareTripleChecker+Invalid, 738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-12 02:29:30,707 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [652 Valid, 565 Invalid, 738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 579 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-12 02:29:30,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2023-11-12 02:29:30,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 92. [2023-11-12 02:29:30,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 59 states have (on average 1.271186440677966) internal successors, (75), 59 states have internal predecessors, (75), 29 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 02:29:30,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 133 transitions. [2023-11-12 02:29:30,753 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 133 transitions. Word has length 183 [2023-11-12 02:29:30,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:29:30,755 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 133 transitions. [2023-11-12 02:29:30,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.5) internal successors, (63), 14 states have internal predecessors, (63), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-12 02:29:30,756 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2023-11-12 02:29:30,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 02:29:30,760 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:30,760 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:30,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:30,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:30,961 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:30,962 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:30,962 INFO L85 PathProgramCache]: Analyzing trace with hash -966842057, now seen corresponding path program 1 times [2023-11-12 02:29:30,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:29:30,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875616847] [2023-11-12 02:29:30,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:30,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:29:31,019 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:29:31,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [323340955] [2023-11-12 02:29:31,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:31,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:31,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:31,022 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:29:31,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-12 02:29:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:31,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:29:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:29:31,451 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:29:31,452 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 02:29:31,453 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:29:31,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-12 02:29:31,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:29:31,665 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-12 02:29:31,669 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:29:31,768 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-12 02:29:31,770 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-12 02:29:31,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:29:31 BoogieIcfgContainer [2023-11-12 02:29:31,797 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:29:31,797 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:29:31,797 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:29:31,798 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:29:31,798 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:29:26" (3/4) ... [2023-11-12 02:29:31,800 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:29:31,801 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:29:31,802 INFO L158 Benchmark]: Toolchain (without parser) took 7041.72ms. Allocated memory was 140.5MB in the beginning and 199.2MB in the end (delta: 58.7MB). Free memory was 103.6MB in the beginning and 118.9MB in the end (delta: -15.3MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2023-11-12 02:29:31,803 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 140.5MB. Free memory was 113.0MB in the beginning and 112.8MB in the end (delta: 151.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:29:31,803 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.11ms. Allocated memory is still 140.5MB. Free memory was 103.6MB in the beginning and 88.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 02:29:31,804 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.09ms. Allocated memory is still 140.5MB. Free memory was 88.9MB in the beginning and 84.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 02:29:31,804 INFO L158 Benchmark]: Boogie Preprocessor took 53.19ms. Allocated memory is still 140.5MB. Free memory was 84.7MB in the beginning and 82.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:29:31,805 INFO L158 Benchmark]: RCFGBuilder took 714.67ms. Allocated memory is still 140.5MB. Free memory was 82.6MB in the beginning and 59.1MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 02:29:31,805 INFO L158 Benchmark]: TraceAbstraction took 5755.09ms. Allocated memory was 140.5MB in the beginning and 199.2MB in the end (delta: 58.7MB). Free memory was 58.4MB in the beginning and 118.9MB in the end (delta: -60.5MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2023-11-12 02:29:31,806 INFO L158 Benchmark]: Witness Printer took 4.12ms. Allocated memory is still 199.2MB. Free memory is still 118.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:29:31,808 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 140.5MB. Free memory was 113.0MB in the beginning and 112.8MB in the end (delta: 151.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.11ms. Allocated memory is still 140.5MB. Free memory was 103.6MB in the beginning and 88.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.09ms. Allocated memory is still 140.5MB. Free memory was 88.9MB in the beginning and 84.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.19ms. Allocated memory is still 140.5MB. Free memory was 84.7MB in the beginning and 82.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 714.67ms. Allocated memory is still 140.5MB. Free memory was 82.6MB in the beginning and 59.1MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 5755.09ms. Allocated memory was 140.5MB in the beginning and 199.2MB in the end (delta: 58.7MB). Free memory was 58.4MB in the beginning and 118.9MB in the end (delta: -60.5MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. * Witness Printer took 4.12ms. Allocated memory is still 199.2MB. Free memory is still 118.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 138, overapproximation of someBinaryArithmeticDOUBLEoperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] signed long int var_1_6 = 25; [L28] double var_1_10 = 99999999999.25; [L29] double var_1_11 = 255.25; [L30] double var_1_12 = 1.125; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 5; [L33] unsigned char var_1_15 = 32; [L34] unsigned char var_1_16 = 4; [L35] unsigned char var_1_17 = 2; [L36] signed char var_1_18 = 4; [L37] signed char var_1_19 = 16; [L38] signed char var_1_20 = 32; [L39] signed char var_1_21 = 25; [L40] signed char var_1_22 = 1; [L41] signed char var_1_23 = 100; [L42] double var_1_24 = 3.125; [L43] double var_1_25 = 0.0; [L44] unsigned short int var_1_26 = 32; [L45] unsigned short int var_1_27 = 36217; [L46] unsigned char var_1_28 = 2; VAL [isInitial=0, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L142] isInitial = 1 [L143] FCALL initially() [L144] COND TRUE 1 [L145] FCALL updateLastVariables() [L146] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L91] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L91] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L92] var_1_3 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L93] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L94] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L94] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L95] var_1_4 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L96] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L97] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L97] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L98] var_1_5 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L99] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L100] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L100] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L101] var_1_11 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L102] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L103] var_1_12 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L104] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L105] var_1_14 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L106] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L107] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L107] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L108] var_1_16 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L109] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L110] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L110] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L111] var_1_17 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L112] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L113] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L113] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L114] var_1_19 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L115] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L116] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L116] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L117] var_1_20 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L118] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L119] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L119] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L120] var_1_21 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_21 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L121] RET assume_abort_if_not(var_1_21 >= -63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L122] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L122] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L123] var_1_22 = __VERIFIER_nondet_char() [L124] CALL assume_abort_if_not(var_1_22 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L124] RET assume_abort_if_not(var_1_22 >= -1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L125] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L125] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L126] var_1_23 = __VERIFIER_nondet_char() [L127] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L127] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L128] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L128] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L129] var_1_25 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L130] RET assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L131] var_1_27 = __VERIFIER_nondet_ushort() [L132] CALL assume_abort_if_not(var_1_27 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L132] RET assume_abort_if_not(var_1_27 >= 32767) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L133] CALL assume_abort_if_not(var_1_27 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L133] RET assume_abort_if_not(var_1_27 <= 65534) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=1, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L146] RET updateVariables() [L147] CALL step() [L50] COND TRUE \read(var_1_2) [L51] var_1_1 = (var_1_3 || var_1_4) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L55] COND TRUE ! var_1_5 [L56] var_1_15 = (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L58] var_1_18 = ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23)))) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L59] COND FALSE !(\read(var_1_1)) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L62] var_1_28 = var_1_16 [L63] var_1_6 = ((var_1_28 - var_1_26) + var_1_26) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L64] COND FALSE !(var_1_26 < (var_1_6 * var_1_28)) [L71] var_1_10 = var_1_12 VAL [isInitial=1, var_1_10=4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L73] signed long int stepLocal_0 = - var_1_26; VAL [isInitial=1, stepLocal_0=-32, var_1_10=4, var_1_11=2, var_1_12=4, var_1_13=2, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L74] COND TRUE var_1_12 != var_1_10 [L75] var_1_13 = var_1_14 VAL [isInitial=1, stepLocal_0=-32, var_1_10=4, var_1_11=2, var_1_12=4, var_1_13=24, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L83] signed char stepLocal_1 = var_1_23; VAL [isInitial=1, stepLocal_0=-32, stepLocal_1=126, var_1_10=4, var_1_11=2, var_1_12=4, var_1_13=24, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L84] EXPR var_1_20 ^ var_1_28 VAL [isInitial=1, stepLocal_0=-32, stepLocal_1=126, var_1_10=4, var_1_11=2, var_1_12=4, var_1_13=24, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=25/8, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L84] COND TRUE stepLocal_1 >= (var_1_20 ^ var_1_28) [L85] var_1_24 = ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))) VAL [isInitial=1, stepLocal_0=-32, stepLocal_1=126, var_1_10=4, var_1_11=2, var_1_12=4, var_1_13=24, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=4, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L147] RET step() [L148] CALL, EXPR property() [L138] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_28 - var_1_26) + var_1_26)))) && ((var_1_26 < (var_1_6 * var_1_28)) ? (var_1_3 ? ((var_1_26 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_26) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_28)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1) VAL [isInitial=1, var_1_10=4, var_1_11=2, var_1_12=4, var_1_13=24, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=4, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L138-L139] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_28 - var_1_26) + var_1_26)))) && ((var_1_26 < (var_1_6 * var_1_28)) ? (var_1_3 ? ((var_1_26 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_26) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_28)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1)) && (var_1_1 ? (var_1_26 == ((unsigned short int) ((((((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) < ((var_1_27 - var_1_17))) ? (((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) : ((var_1_27 - var_1_17)))))) : 1)) && (var_1_28 == ((unsigned char) var_1_16)) ; [L148] RET, EXPR property() [L148] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=4, var_1_11=2, var_1_12=4, var_1_13=24, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=4, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=4, var_1_11=2, var_1_12=4, var_1_13=24, var_1_14=24, var_1_15=24, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=63, var_1_1=0, var_1_20=0, var_1_21=-63, var_1_22=126, var_1_23=126, var_1_24=4, var_1_25=3, var_1_26=32, var_1_27=65534, var_1_28=0, var_1_2=1, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 86 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 3, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 652 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 648 mSDsluCounter, 691 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 431 mSDsCounter, 159 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 579 IncrementalHoareTripleChecker+Invalid, 738 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 159 mSolverCounterUnsat, 260 mSDtfsCounter, 579 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 583 GetRequests, 536 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 602 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=2, InterpolantAutomatonStates: 43, 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, 184 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 732 NumberOfCodeBlocks, 732 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 546 ConstructedInterpolants, 0 QuantifiedInterpolants, 2397 SizeOfPredicates, 5 NumberOfNonLiveVariables, 856 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 4587/4872 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 02:29:31,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d5808d520ee743f743be2a38b664cf075939f5d8aac3915b27d423268e1361f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:29:34,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:29:34,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-12 02:29:34,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:29:34,633 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:29:34,681 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:29:34,683 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:29:34,683 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:29:34,684 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:29:34,689 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:29:34,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:29:34,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:29:34,691 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:29:34,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:29:34,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:29:34,694 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:29:34,695 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:29:34,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:29:34,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:29:34,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:29:34,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:29:34,697 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:29:34,698 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:29:34,698 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:29:34,699 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:29:34,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:29:34,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:29:34,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:29:34,700 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:29:34,701 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:29:34,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:29:34,702 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:29:34,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:29:34,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:29:34,703 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:29:34,703 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:29:34,704 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:29:34,704 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:29:34,706 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:29:34,707 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:29:34,708 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:29:34,708 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:29:34,708 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_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d5808d520ee743f743be2a38b664cf075939f5d8aac3915b27d423268e1361f [2023-11-12 02:29:35,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:29:35,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:29:35,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:29:35,231 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:29:35,231 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:29:35,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-99.i [2023-11-12 02:29:38,413 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:29:38,623 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:29:38,624 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-99.i [2023-11-12 02:29:38,637 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/data/43800d62e/548fbe6b6ab94ae48422c64b65d5be5d/FLAG99df9390e [2023-11-12 02:29:38,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/data/43800d62e/548fbe6b6ab94ae48422c64b65d5be5d [2023-11-12 02:29:38,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:29:38,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:29:38,684 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:29:38,684 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:29:38,695 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:29:38,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:29:38" (1/1) ... [2023-11-12 02:29:38,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@192d5fff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:38, skipping insertion in model container [2023-11-12 02:29:38,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:29:38" (1/1) ... [2023-11-12 02:29:38,738 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:29:38,934 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_3c6a3412-813c-4742-9a65-1a0e391fa363/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-99.i[915,928] [2023-11-12 02:29:39,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:29:39,033 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:29:39,046 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_3c6a3412-813c-4742-9a65-1a0e391fa363/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-99.i[915,928] [2023-11-12 02:29:39,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:29:39,116 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:29:39,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39 WrapperNode [2023-11-12 02:29:39,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:29:39,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:29:39,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:29:39,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:29:39,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39" (1/1) ... [2023-11-12 02:29:39,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39" (1/1) ... [2023-11-12 02:29:39,187 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 160 [2023-11-12 02:29:39,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:29:39,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:29:39,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:29:39,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:29:39,200 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39" (1/1) ... [2023-11-12 02:29:39,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39" (1/1) ... [2023-11-12 02:29:39,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39" (1/1) ... [2023-11-12 02:29:39,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39" (1/1) ... [2023-11-12 02:29:39,220 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39" (1/1) ... [2023-11-12 02:29:39,224 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39" (1/1) ... [2023-11-12 02:29:39,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39" (1/1) ... [2023-11-12 02:29:39,230 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39" (1/1) ... [2023-11-12 02:29:39,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:29:39,237 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:29:39,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:29:39,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:29:39,238 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39" (1/1) ... [2023-11-12 02:29:39,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:29:39,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:29:39,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:29:39,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:29:39,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:29:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:29:39,368 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:29:39,368 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:29:39,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:29:39,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:29:39,529 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:29:39,531 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:29:42,197 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:29:42,205 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:29:42,212 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:29:42,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:29:42 BoogieIcfgContainer [2023-11-12 02:29:42,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:29:42,217 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:29:42,222 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:29:42,225 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:29:42,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:29:38" (1/3) ... [2023-11-12 02:29:42,226 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f161793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:29:42, skipping insertion in model container [2023-11-12 02:29:42,227 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:29:39" (2/3) ... [2023-11-12 02:29:42,227 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f161793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:29:42, skipping insertion in model container [2023-11-12 02:29:42,228 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:29:42" (3/3) ... [2023-11-12 02:29:42,229 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-99.i [2023-11-12 02:29:42,250 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:29:42,251 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:29:42,326 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:29:42,337 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;@67c9c607, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:29:42,337 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:29:42,343 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 02:29:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-12 02:29:42,359 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:42,360 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:42,361 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:42,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:42,367 INFO L85 PathProgramCache]: Analyzing trace with hash 638589968, now seen corresponding path program 1 times [2023-11-12 02:29:42,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:29:42,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1242501124] [2023-11-12 02:29:42,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:42,382 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:29:42,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:29:42,383 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:29:42,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 02:29:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:42,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 02:29:43,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:44,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 455 proven. 141 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2023-11-12 02:29:44,711 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:29:45,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 21 proven. 144 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2023-11-12 02:29:45,670 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:29:45,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1242501124] [2023-11-12 02:29:45,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1242501124] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:29:45,672 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:29:45,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2023-11-12 02:29:45,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16366548] [2023-11-12 02:29:45,681 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:29:45,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-12 02:29:45,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:29:45,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-12 02:29:45,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-11-12 02:29:45,733 INFO L87 Difference]: Start difference. First operand has 77 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 13 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 13 states have internal predecessors, (56), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-12 02:29:48,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:29:50,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:50,421 INFO L93 Difference]: Finished difference Result 243 states and 427 transitions. [2023-11-12 02:29:50,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-11-12 02:29:50,424 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 13 states have internal predecessors, (56), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 180 [2023-11-12 02:29:50,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:29:50,444 INFO L225 Difference]: With dead ends: 243 [2023-11-12 02:29:50,444 INFO L226 Difference]: Without dead ends: 169 [2023-11-12 02:29:50,453 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 380 GetRequests, 348 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=315, Invalid=741, Unknown=0, NotChecked=0, Total=1056 [2023-11-12 02:29:50,457 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 224 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:29:50,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 356 Invalid, 561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 476 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2023-11-12 02:29:50,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2023-11-12 02:29:50,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 83. [2023-11-12 02:29:50,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 50 states have (on average 1.18) internal successors, (59), 50 states have internal predecessors, (59), 29 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 02:29:50,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 117 transitions. [2023-11-12 02:29:50,631 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 117 transitions. Word has length 180 [2023-11-12 02:29:50,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:29:50,635 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 117 transitions. [2023-11-12 02:29:50,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 13 states have internal predecessors, (56), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-12 02:29:50,636 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2023-11-12 02:29:50,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-12 02:29:50,646 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:50,646 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:50,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:29:50,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:29:50,870 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:50,871 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:50,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1339654546, now seen corresponding path program 1 times [2023-11-12 02:29:50,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:29:50,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1791906249] [2023-11-12 02:29:50,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:50,873 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:29:50,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:29:50,874 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:29:50,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 02:29:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:29:51,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 02:29:51,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:29:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 27 proven. 760 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2023-11-12 02:29:53,360 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:29:54,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 27 proven. 57 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-12 02:29:54,350 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:29:54,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1791906249] [2023-11-12 02:29:54,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1791906249] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:29:54,358 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:29:54,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2023-11-12 02:29:54,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251808540] [2023-11-12 02:29:54,359 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:29:54,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-12 02:29:54,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:29:54,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-12 02:29:54,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-12 02:29:54,369 INFO L87 Difference]: Start difference. First operand 83 states and 117 transitions. Second operand has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 4 states have call successors, (58), 3 states have call predecessors, (58), 5 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) [2023-11-12 02:29:57,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:29:58,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:29:59,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:29:59,300 INFO L93 Difference]: Finished difference Result 217 states and 292 transitions. [2023-11-12 02:29:59,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-12 02:29:59,301 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 4 states have call successors, (58), 3 states have call predecessors, (58), 5 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) Word has length 180 [2023-11-12 02:29:59,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:29:59,305 INFO L225 Difference]: With dead ends: 217 [2023-11-12 02:29:59,305 INFO L226 Difference]: Without dead ends: 137 [2023-11-12 02:29:59,306 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=138, Invalid=242, Unknown=0, NotChecked=0, Total=380 [2023-11-12 02:29:59,308 INFO L413 NwaCegarLoop]: 88 mSDtfsCounter, 113 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 335 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-12 02:29:59,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 257 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-11-12 02:29:59,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2023-11-12 02:29:59,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 122. [2023-11-12 02:29:59,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 76 states have (on average 1.144736842105263) internal successors, (87), 77 states have internal predecessors, (87), 38 states have call successors, (38), 7 states have call predecessors, (38), 7 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-12 02:29:59,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 163 transitions. [2023-11-12 02:29:59,340 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 163 transitions. Word has length 180 [2023-11-12 02:29:59,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:29:59,341 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 163 transitions. [2023-11-12 02:29:59,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 4 states have call successors, (58), 3 states have call predecessors, (58), 5 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) [2023-11-12 02:29:59,342 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 163 transitions. [2023-11-12 02:29:59,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-12 02:29:59,345 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:29:59,346 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:29:59,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-12 02:29:59,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:29:59,568 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:29:59,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:29:59,569 INFO L85 PathProgramCache]: Analyzing trace with hash -1574420026, now seen corresponding path program 1 times [2023-11-12 02:29:59,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:29:59,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1357199480] [2023-11-12 02:29:59,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:29:59,570 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:29:59,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:29:59,571 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:29:59,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 02:29:59,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:00,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:30:00,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:30:00,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-12 02:30:00,855 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:30:00,855 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:30:00,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1357199480] [2023-11-12 02:30:00,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1357199480] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:30:00,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:30:00,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:30:00,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918772483] [2023-11-12 02:30:00,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:30:00,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:30:00,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:30:00,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:30:00,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:30:00,868 INFO L87 Difference]: Start difference. First operand 122 states and 163 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 02:30:02,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:30:02,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:30:02,807 INFO L93 Difference]: Finished difference Result 360 states and 483 transitions. [2023-11-12 02:30:02,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:30:02,838 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 181 [2023-11-12 02:30:02,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:30:02,844 INFO L225 Difference]: With dead ends: 360 [2023-11-12 02:30:02,845 INFO L226 Difference]: Without dead ends: 241 [2023-11-12 02:30:02,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:30:02,847 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 22 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-12 02:30:02,848 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 298 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-12 02:30:02,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2023-11-12 02:30:02,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 239. [2023-11-12 02:30:02,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 148 states have (on average 1.1418918918918919) internal successors, (169), 150 states have internal predecessors, (169), 76 states have call successors, (76), 14 states have call predecessors, (76), 14 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2023-11-12 02:30:02,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 321 transitions. [2023-11-12 02:30:02,919 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 321 transitions. Word has length 181 [2023-11-12 02:30:02,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:30:02,920 INFO L495 AbstractCegarLoop]: Abstraction has 239 states and 321 transitions. [2023-11-12 02:30:02,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 02:30:02,920 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 321 transitions. [2023-11-12 02:30:02,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-12 02:30:02,924 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:30:02,924 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:30:02,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:30:03,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:30:03,146 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:30:03,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:30:03,146 INFO L85 PathProgramCache]: Analyzing trace with hash 200587336, now seen corresponding path program 1 times [2023-11-12 02:30:03,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:30:03,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [786924165] [2023-11-12 02:30:03,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:30:03,148 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:30:03,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:30:03,150 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:30:03,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c6a3412-813c-4742-9a65-1a0e391fa363/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-12 02:30:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:30:04,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 55 conjunts are in the unsatisfiable core [2023-11-12 02:30:04,066 INFO L285 TraceCheckSpWp]: Computing forward predicates...