./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.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_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 cc64153296dc642c3e2bd44e3ebeef6a189da210d3433ada7ca895121669a4e6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:25:05,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:25:05,269 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:25:05,275 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:25:05,275 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:25:05,302 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:25:05,303 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:25:05,304 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:25:05,304 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:25:05,305 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:25:05,306 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:25:05,307 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:25:05,307 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:25:05,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:25:05,308 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:25:05,309 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:25:05,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:25:05,310 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:25:05,311 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:25:05,311 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:25:05,312 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:25:05,313 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:25:05,313 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:25:05,314 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:25:05,314 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:25:05,315 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:25:05,315 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:25:05,316 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:25:05,316 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:25:05,317 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:25:05,317 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:25:05,318 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:25:05,318 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:25:05,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:25:05,319 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:25:05,320 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:25:05,320 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:25:05,321 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:25:05,321 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:25:05,322 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_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc64153296dc642c3e2bd44e3ebeef6a189da210d3433ada7ca895121669a4e6 [2023-11-12 02:25:05,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:25:05,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:25:05,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:25:05,628 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:25:05,629 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:25:05,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i [2023-11-12 02:25:08,890 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:25:09,123 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:25:09,123 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i [2023-11-12 02:25:09,134 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/data/5a7caf891/4d5d81fd285e4e4d81956a3b8df90ac7/FLAG3d2d303fe [2023-11-12 02:25:09,151 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/data/5a7caf891/4d5d81fd285e4e4d81956a3b8df90ac7 [2023-11-12 02:25:09,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:25:09,155 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:25:09,157 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:25:09,157 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:25:09,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:25:09,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,170 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231dffea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09, skipping insertion in model container [2023-11-12 02:25:09,170 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,235 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:25:09,391 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_e22beebd-9d7f-4fcd-9540-9575ea2e845a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i[915,928] [2023-11-12 02:25:09,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:25:09,496 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:25:09,510 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_e22beebd-9d7f-4fcd-9540-9575ea2e845a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i[915,928] [2023-11-12 02:25:09,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:25:09,639 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:25:09,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09 WrapperNode [2023-11-12 02:25:09,641 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:25:09,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:25:09,644 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:25:09,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:25:09,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,686 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,768 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 253 [2023-11-12 02:25:09,769 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:25:09,770 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:25:09,771 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:25:09,772 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:25:09,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,802 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,803 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,890 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,898 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:25:09,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:25:09,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:25:09,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:25:09,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09" (1/1) ... [2023-11-12 02:25:09,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:25:09,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:25:09,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:25:10,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:25:10,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:25:10,037 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:25:10,037 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:25:10,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:25:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:25:10,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:25:10,189 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:25:10,191 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:25:10,996 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:25:11,007 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:25:11,007 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:25:11,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:25:11 BoogieIcfgContainer [2023-11-12 02:25:11,011 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:25:11,018 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:25:11,018 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:25:11,022 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:25:11,022 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:25:09" (1/3) ... [2023-11-12 02:25:11,023 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be639d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:25:11, skipping insertion in model container [2023-11-12 02:25:11,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:09" (2/3) ... [2023-11-12 02:25:11,025 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be639d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:25:11, skipping insertion in model container [2023-11-12 02:25:11,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:25:11" (3/3) ... [2023-11-12 02:25:11,027 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-9.i [2023-11-12 02:25:11,053 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:25:11,053 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:25:11,132 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:25:11,142 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;@69138516, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:25:11,143 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:25:11,151 INFO L276 IsEmpty]: Start isEmpty. Operand has 104 states, 75 states have (on average 1.5333333333333334) internal successors, (115), 76 states have internal predecessors, (115), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 02:25:11,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-12 02:25:11,180 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:25:11,181 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:25:11,181 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:25:11,187 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:25:11,188 INFO L85 PathProgramCache]: Analyzing trace with hash 208664011, now seen corresponding path program 1 times [2023-11-12 02:25:11,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:25:11,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145811341] [2023-11-12 02:25:11,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:11,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:25:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:25:11,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:25:11,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145811341] [2023-11-12 02:25:11,517 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-12 02:25:11,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1503922014] [2023-11-12 02:25:11,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:11,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:25:11,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:25:11,529 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:25:11,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:25:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:25:11,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:25:11,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:25:11,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-12 02:25:11,857 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:25:11,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1503922014] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:25:11,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:25:11,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:25:11,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583614807] [2023-11-12 02:25:11,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:25:11,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:25:11,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:25:11,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:25:11,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:25:11,902 INFO L87 Difference]: Start difference. First operand has 104 states, 75 states have (on average 1.5333333333333334) internal successors, (115), 76 states have internal predecessors, (115), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 02:25:11,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:25:11,940 INFO L93 Difference]: Finished difference Result 200 states and 352 transitions. [2023-11-12 02:25:11,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:25:11,943 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 171 [2023-11-12 02:25:11,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:25:11,952 INFO L225 Difference]: With dead ends: 200 [2023-11-12 02:25:11,952 INFO L226 Difference]: Without dead ends: 99 [2023-11-12 02:25:11,957 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 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 02:25:11,961 INFO L413 NwaCegarLoop]: 154 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, 154 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 02:25:11,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:25:11,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-12 02:25:12,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-11-12 02:25:12,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 71 states have (on average 1.4366197183098592) internal successors, (102), 71 states have internal predecessors, (102), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 02:25:12,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 154 transitions. [2023-11-12 02:25:12,026 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 154 transitions. Word has length 171 [2023-11-12 02:25:12,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:25:12,027 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 154 transitions. [2023-11-12 02:25:12,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 02:25:12,027 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 154 transitions. [2023-11-12 02:25:12,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-12 02:25:12,040 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:25:12,040 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:25:12,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:25:12,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 02:25:12,247 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:25:12,248 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:25:12,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1387614077, now seen corresponding path program 1 times [2023-11-12 02:25:12,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:25:12,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975188694] [2023-11-12 02:25:12,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:12,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:25:12,381 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:25:12,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [5026671] [2023-11-12 02:25:12,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:12,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:25:12,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:25:12,389 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:25:12,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:25:12,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:25:12,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:25:12,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:25:12,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 02:25:12,988 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:25:12,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:25:12,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975188694] [2023-11-12 02:25:12,992 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:25:12,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5026671] [2023-11-12 02:25:12,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [5026671] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:25:12,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:25:12,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:25:12,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694147809] [2023-11-12 02:25:12,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:25:12,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:25:12,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:25:12,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:25:12,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:25:12,999 INFO L87 Difference]: Start difference. First operand 99 states and 154 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:25:13,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:25:13,118 INFO L93 Difference]: Finished difference Result 291 states and 456 transitions. [2023-11-12 02:25:13,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:25:13,119 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2023-11-12 02:25:13,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:25:13,125 INFO L225 Difference]: With dead ends: 291 [2023-11-12 02:25:13,125 INFO L226 Difference]: Without dead ends: 195 [2023-11-12 02:25:13,127 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:25:13,128 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 69 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:25:13,129 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 296 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:25:13,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2023-11-12 02:25:13,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 193. [2023-11-12 02:25:13,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 138 states have (on average 1.434782608695652) internal successors, (198), 138 states have internal predecessors, (198), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-12 02:25:13,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 302 transitions. [2023-11-12 02:25:13,177 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 302 transitions. Word has length 171 [2023-11-12 02:25:13,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:25:13,178 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 302 transitions. [2023-11-12 02:25:13,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:25:13,179 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 302 transitions. [2023-11-12 02:25:13,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-12 02:25:13,182 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:25:13,182 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:25:13,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:25:13,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:25:13,390 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:25:13,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:25:13,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1661392023, now seen corresponding path program 1 times [2023-11-12 02:25:13,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:25:13,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744601809] [2023-11-12 02:25:13,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:13,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:25:13,439 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:25:13,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1634636660] [2023-11-12 02:25:13,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:13,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:25:13,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:25:13,441 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:25:13,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-12 02:25:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:25:13,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:25:13,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:25:13,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 02:25:13,693 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:25:13,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:25:13,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744601809] [2023-11-12 02:25:13,695 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:25:13,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634636660] [2023-11-12 02:25:13,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1634636660] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:25:13,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:25:13,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:25:13,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090545422] [2023-11-12 02:25:13,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:25:13,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:25:13,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:25:13,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:25:13,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:25:13,699 INFO L87 Difference]: Start difference. First operand 193 states and 302 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:25:13,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:25:13,802 INFO L93 Difference]: Finished difference Result 465 states and 720 transitions. [2023-11-12 02:25:13,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:25:13,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 172 [2023-11-12 02:25:13,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:25:13,807 INFO L225 Difference]: With dead ends: 465 [2023-11-12 02:25:13,807 INFO L226 Difference]: Without dead ends: 275 [2023-11-12 02:25:13,810 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:25:13,811 INFO L413 NwaCegarLoop]: 194 mSDtfsCounter, 71 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:25:13,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 304 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:25:13,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2023-11-12 02:25:13,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 271. [2023-11-12 02:25:13,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 210 states have (on average 1.4) internal successors, (294), 212 states have internal predecessors, (294), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 54 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-12 02:25:13,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 406 transitions. [2023-11-12 02:25:13,857 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 406 transitions. Word has length 172 [2023-11-12 02:25:13,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:25:13,858 INFO L495 AbstractCegarLoop]: Abstraction has 271 states and 406 transitions. [2023-11-12 02:25:13,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:25:13,859 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 406 transitions. [2023-11-12 02:25:13,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-12 02:25:13,862 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:25:13,862 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:25:13,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:25:14,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:25:14,069 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:25:14,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:25:14,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1120956325, now seen corresponding path program 1 times [2023-11-12 02:25:14,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:25:14,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165908585] [2023-11-12 02:25:14,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:14,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:25:14,116 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:25:14,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1552559956] [2023-11-12 02:25:14,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:14,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:25:14,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:25:14,118 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:25:14,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 02:25:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:25:14,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:25:14,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:25:14,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 02:25:14,605 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:25:14,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:25:14,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165908585] [2023-11-12 02:25:14,606 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:25:14,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1552559956] [2023-11-12 02:25:14,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1552559956] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:25:14,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:25:14,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:25:14,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223415520] [2023-11-12 02:25:14,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:25:14,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:25:14,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:25:14,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:25:14,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:25:14,613 INFO L87 Difference]: Start difference. First operand 271 states and 406 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:25:14,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:25:14,770 INFO L93 Difference]: Finished difference Result 740 states and 1112 transitions. [2023-11-12 02:25:14,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:25:14,772 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 173 [2023-11-12 02:25:14,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:25:14,778 INFO L225 Difference]: With dead ends: 740 [2023-11-12 02:25:14,778 INFO L226 Difference]: Without dead ends: 472 [2023-11-12 02:25:14,780 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 170 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 02:25:14,781 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 122 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:25:14,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 443 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:25:14,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2023-11-12 02:25:14,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 319. [2023-11-12 02:25:14,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 231 states have (on average 1.367965367965368) internal successors, (316), 233 states have internal predecessors, (316), 82 states have call successors, (82), 5 states have call predecessors, (82), 5 states have return successors, (82), 80 states have call predecessors, (82), 82 states have call successors, (82) [2023-11-12 02:25:14,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 480 transitions. [2023-11-12 02:25:14,841 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 480 transitions. Word has length 173 [2023-11-12 02:25:14,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:25:14,843 INFO L495 AbstractCegarLoop]: Abstraction has 319 states and 480 transitions. [2023-11-12 02:25:14,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:25:14,843 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 480 transitions. [2023-11-12 02:25:14,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-12 02:25:14,847 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:25:14,847 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:25:14,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-12 02:25:15,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:25:15,055 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:25:15,055 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:25:15,055 INFO L85 PathProgramCache]: Analyzing trace with hash 489662476, now seen corresponding path program 1 times [2023-11-12 02:25:15,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:25:15,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496634839] [2023-11-12 02:25:15,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:15,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:25:15,120 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:25:15,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1610342708] [2023-11-12 02:25:15,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:15,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:25:15,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:25:15,123 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:25:15,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-12 02:25:15,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:25:15,308 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:25:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:25:15,612 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:25:15,614 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 02:25:15,616 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:25:15,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-12 02:25:15,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:25:15,822 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-12 02:25:15,827 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:25:15,978 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-12 02:25:15,980 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated [2023-11-12 02:25:15,981 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated [2023-11-12 02:25:15,981 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated [2023-11-12 02:25:16,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:25:16 BoogieIcfgContainer [2023-11-12 02:25:16,016 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:25:16,017 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:25:16,018 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:25:16,019 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:25:16,020 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:25:11" (3/4) ... [2023-11-12 02:25:16,022 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:25:16,023 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:25:16,024 INFO L158 Benchmark]: Toolchain (without parser) took 6869.27ms. Allocated memory was 130.0MB in the beginning and 201.3MB in the end (delta: 71.3MB). Free memory was 85.1MB in the beginning and 150.0MB in the end (delta: -65.0MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2023-11-12 02:25:16,025 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 130.0MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:25:16,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.86ms. Allocated memory is still 130.0MB. Free memory was 85.1MB in the beginning and 69.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 02:25:16,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.24ms. Allocated memory is still 130.0MB. Free memory was 69.0MB in the beginning and 61.6MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 02:25:16,026 INFO L158 Benchmark]: Boogie Preprocessor took 134.36ms. Allocated memory is still 130.0MB. Free memory was 61.6MB in the beginning and 97.1MB in the end (delta: -35.5MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2023-11-12 02:25:16,027 INFO L158 Benchmark]: RCFGBuilder took 1106.88ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 97.0MB in the beginning and 99.8MB in the end (delta: -2.8MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2023-11-12 02:25:16,028 INFO L158 Benchmark]: TraceAbstraction took 4998.18ms. Allocated memory was 165.7MB in the beginning and 201.3MB in the end (delta: 35.7MB). Free memory was 98.9MB in the beginning and 151.1MB in the end (delta: -52.2MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2023-11-12 02:25:16,028 INFO L158 Benchmark]: Witness Printer took 6.85ms. Allocated memory is still 201.3MB. Free memory was 151.1MB in the beginning and 150.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:25:16,034 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 130.0MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.86ms. Allocated memory is still 130.0MB. Free memory was 85.1MB in the beginning and 69.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 126.24ms. Allocated memory is still 130.0MB. Free memory was 69.0MB in the beginning and 61.6MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.36ms. Allocated memory is still 130.0MB. Free memory was 61.6MB in the beginning and 97.1MB in the end (delta: -35.5MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1106.88ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 97.0MB in the beginning and 99.8MB in the end (delta: -2.8MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4998.18ms. Allocated memory was 165.7MB in the beginning and 201.3MB in the end (delta: 35.7MB). Free memory was 98.9MB in the beginning and 151.1MB in the end (delta: -52.2MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * Witness Printer took 6.85ms. Allocated memory is still 201.3MB. Free memory was 151.1MB in the beginning and 150.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short23 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 199, overapproximation of someBinaryArithmeticDOUBLEoperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -128; [L23] double var_1_4 = 99999999999.6; [L24] unsigned char var_1_5 = 1; [L25] signed long int var_1_6 = -5; [L26] signed char var_1_10 = 64; [L27] signed char var_1_11 = 16; [L28] signed char var_1_12 = 4; [L29] signed char var_1_13 = 64; [L30] unsigned short int var_1_14 = 64; [L31] unsigned char var_1_16 = 8; [L32] unsigned char var_1_17 = 200; [L33] unsigned char var_1_18 = 1; [L34] signed long int var_1_19 = 10; [L35] signed long int var_1_20 = -256; [L36] signed char var_1_21 = 25; [L37] signed char var_1_23 = 1; [L38] signed char var_1_24 = 5; [L39] unsigned char var_1_25 = 0; [L40] double var_1_26 = 8.125; [L41] double var_1_27 = 0.875; [L42] double var_1_28 = 15.6; [L43] double var_1_29 = 2.5; [L44] unsigned long int var_1_30 = 25; [L45] signed long int var_1_31 = 50; [L46] signed short int var_1_32 = -8; [L47] unsigned char var_1_33 = 100; [L48] signed long int last_1_var_1_6 = -5; [L49] signed long int last_1_var_1_20 = -256; [L50] signed char last_1_var_1_21 = 25; VAL [isInitial=0, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_4=499999999998/5, var_1_5=1, var_1_6=-5] [L203] isInitial = 1 [L204] FCALL initially() [L205] COND TRUE 1 [L206] CALL updateLastVariables() [L194] last_1_var_1_6 = var_1_6 [L195] last_1_var_1_20 = var_1_20 [L196] last_1_var_1_21 = var_1_21 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_4=499999999998/5, var_1_5=1, var_1_6=-5] [L206] RET updateLastVariables() [L207] CALL updateVariables() [L152] var_1_4 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L153] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L154] CALL assume_abort_if_not(var_1_4 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L154] RET assume_abort_if_not(var_1_4 != 0.0F) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L155] var_1_5 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L156] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L157] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L157] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=16, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L158] var_1_11 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L159] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L160] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L160] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=4, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L161] var_1_12 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_12 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L162] RET assume_abort_if_not(var_1_12 >= -1) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L163] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L163] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L164] var_1_13 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L165] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L166] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L166] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=200, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L167] var_1_17 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_17 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L168] RET assume_abort_if_not(var_1_17 >= 190) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L169] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L169] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=1, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L170] var_1_18 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L171] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L172] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L172] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=1, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L173] var_1_23 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L174] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L175] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L175] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L176] var_1_24 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L177] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L178] CALL assume_abort_if_not(var_1_24 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L178] RET assume_abort_if_not(var_1_24 <= 63) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=0, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L180] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L181] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L181] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=7/8, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L182] var_1_27 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L183] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=78/5, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L184] var_1_28 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L185] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=5/2, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L186] var_1_29 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L187] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=50, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L188] var_1_31 = __VERIFIER_nondet_long() [L189] CALL assume_abort_if_not(var_1_31 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L189] RET assume_abort_if_not(var_1_31 >= -2147483648) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L190] CALL assume_abort_if_not(var_1_31 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L190] RET assume_abort_if_not(var_1_31 <= 2147483647) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L191] CALL assume_abort_if_not(var_1_31 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L191] RET assume_abort_if_not(var_1_31 != 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L207] RET updateVariables() [L208] CALL step() [L54] COND TRUE \read(var_1_5) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L55] COND TRUE (last_1_var_1_6 < 1) || var_1_25 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_26=65/8, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L56] COND TRUE \read(var_1_25) [L57] var_1_26 = ((var_1_27 - var_1_28) + var_1_29) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L65] COND FALSE !((- var_1_26) >= (var_1_26 / var_1_4)) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=-8, var_1_33=100, var_1_5=1, var_1_6=-5] [L70] var_1_32 = var_1_23 [L71] var_1_33 = var_1_18 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=64, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L72] COND FALSE !(! var_1_5) [L87] var_1_14 = var_1_13 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L89] unsigned short int stepLocal_0 = var_1_14; VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=38, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=8, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L90] COND FALSE !(! var_1_5) [L95] var_1_16 = var_1_18 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=38, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=10, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L97] var_1_19 = var_1_16 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=38, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=25, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L98] COND FALSE !(((-32 + var_1_33) / var_1_17) >= ((var_1_13 - var_1_33) / var_1_31)) [L105] var_1_30 = var_1_33 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=38, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L107] COND FALSE !(var_1_1 == 0) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=38, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-5] [L110] COND FALSE !(var_1_14 < var_1_1) [L113] var_1_6 = var_1_1 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=38, var_1_10=64, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L116] COND TRUE \read(var_1_5) [L117] var_1_10 = var_1_11 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=38, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-256, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L125] COND TRUE \read(var_1_5) [L126] var_1_20 = -10000000 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=38, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L142] unsigned char stepLocal_1 = var_1_5; VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=38, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L143] EXPR last_1_var_1_21 & var_1_10 VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=38, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=25, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L143] COND TRUE ((last_1_var_1_21 & var_1_10) >= var_1_12) && stepLocal_1 [L144] var_1_21 = (var_1_18 + (var_1_23 - var_1_24)) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, stepLocal_0=38, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L208] RET step() [L209] CALL, EXPR property() [L199] EXPR ((((((((- var_1_26) >= (var_1_26 / var_1_4)) ? (var_1_5 ? (var_1_1 == ((signed long int) 10)) : 1) : 1) && ((var_1_1 == 0) ? (var_1_6 == ((signed long int) (((((var_1_1 + var_1_32)) > (var_1_14)) ? ((var_1_1 + var_1_32)) : (var_1_14))))) : ((var_1_14 < var_1_1) ? (var_1_6 == ((signed long int) var_1_1)) : (var_1_6 == ((signed long int) var_1_1))))) && (var_1_5 ? (var_1_10 == ((signed char) var_1_11)) : ((var_1_33 == ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))) ? (var_1_10 == ((signed char) (((((var_1_12 - var_1_13)) < (var_1_11)) ? ((var_1_12 - var_1_13)) : (var_1_11))))) : (var_1_10 == ((signed char) var_1_13))))) && ((! var_1_5) ? ((-4 <= var_1_33) ? (((((((- var_1_33)) > (var_1_33)) ? ((- var_1_33)) : (var_1_33))) >= var_1_33) ? (var_1_14 == ((unsigned short int) (((((var_1_33 + 5)) < (var_1_13)) ? ((var_1_33 + 5)) : (var_1_13))))) : ((! (var_1_26 < var_1_26)) ? (var_1_14 == ((unsigned short int) var_1_13)) : (var_1_14 == ((unsigned short int) var_1_33)))) : (var_1_14 == ((unsigned short int) var_1_13))) : (var_1_14 == ((unsigned short int) var_1_13)))) && ((! var_1_5) ? ((-2 >= var_1_14) ? (var_1_16 == ((unsigned char) (((((var_1_17 - var_1_18) - 32) < 0 ) ? -((var_1_17 - var_1_18) - 32) : ((var_1_17 - var_1_18) - 32))))) : 1) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_19 == ((signed long int) var_1_16))) && (var_1_5 ? (var_1_20 == ((signed long int) -10000000)) : ((var_1_11 <= var_1_10) ? ((last_1_var_1_20 <= ((var_1_14 / var_1_17) & var_1_33)) ? ((var_1_14 > var_1_33) ? (var_1_20 == ((signed long int) (last_1_var_1_20 + var_1_12))) : (var_1_20 == ((signed long int) last_1_var_1_20))) : (var_1_20 == ((signed long int) var_1_16))) : (var_1_20 == ((signed long int) var_1_14)))) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L199] EXPR (((((((((- var_1_26) >= (var_1_26 / var_1_4)) ? (var_1_5 ? (var_1_1 == ((signed long int) 10)) : 1) : 1) && ((var_1_1 == 0) ? (var_1_6 == ((signed long int) (((((var_1_1 + var_1_32)) > (var_1_14)) ? ((var_1_1 + var_1_32)) : (var_1_14))))) : ((var_1_14 < var_1_1) ? (var_1_6 == ((signed long int) var_1_1)) : (var_1_6 == ((signed long int) var_1_1))))) && (var_1_5 ? (var_1_10 == ((signed char) var_1_11)) : ((var_1_33 == ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))) ? (var_1_10 == ((signed char) (((((var_1_12 - var_1_13)) < (var_1_11)) ? ((var_1_12 - var_1_13)) : (var_1_11))))) : (var_1_10 == ((signed char) var_1_13))))) && ((! var_1_5) ? ((-4 <= var_1_33) ? (((((((- var_1_33)) > (var_1_33)) ? ((- var_1_33)) : (var_1_33))) >= var_1_33) ? (var_1_14 == ((unsigned short int) (((((var_1_33 + 5)) < (var_1_13)) ? ((var_1_33 + 5)) : (var_1_13))))) : ((! (var_1_26 < var_1_26)) ? (var_1_14 == ((unsigned short int) var_1_13)) : (var_1_14 == ((unsigned short int) var_1_33)))) : (var_1_14 == ((unsigned short int) var_1_13))) : (var_1_14 == ((unsigned short int) var_1_13)))) && ((! var_1_5) ? ((-2 >= var_1_14) ? (var_1_16 == ((unsigned char) (((((var_1_17 - var_1_18) - 32) < 0 ) ? -((var_1_17 - var_1_18) - 32) : ((var_1_17 - var_1_18) - 32))))) : 1) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_19 == ((signed long int) var_1_16))) && (var_1_5 ? (var_1_20 == ((signed long int) -10000000)) : ((var_1_11 <= var_1_10) ? ((last_1_var_1_20 <= ((var_1_14 / var_1_17) & var_1_33)) ? ((var_1_14 > var_1_33) ? (var_1_20 == ((signed long int) (last_1_var_1_20 + var_1_12))) : (var_1_20 == ((signed long int) last_1_var_1_20))) : (var_1_20 == ((signed long int) var_1_16))) : (var_1_20 == ((signed long int) var_1_14))))) && ((((last_1_var_1_21 & var_1_10) >= var_1_12) && var_1_5) ? (var_1_21 == ((signed char) (var_1_18 + (var_1_23 - var_1_24)))) : ((! var_1_25) ? (var_1_21 == ((signed char) var_1_17)) : 1)) VAL [isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L199-L200] return (((((((((((((- var_1_26) >= (var_1_26 / var_1_4)) ? (var_1_5 ? (var_1_1 == ((signed long int) 10)) : 1) : 1) && ((var_1_1 == 0) ? (var_1_6 == ((signed long int) (((((var_1_1 + var_1_32)) > (var_1_14)) ? ((var_1_1 + var_1_32)) : (var_1_14))))) : ((var_1_14 < var_1_1) ? (var_1_6 == ((signed long int) var_1_1)) : (var_1_6 == ((signed long int) var_1_1))))) && (var_1_5 ? (var_1_10 == ((signed char) var_1_11)) : ((var_1_33 == ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))) ? (var_1_10 == ((signed char) (((((var_1_12 - var_1_13)) < (var_1_11)) ? ((var_1_12 - var_1_13)) : (var_1_11))))) : (var_1_10 == ((signed char) var_1_13))))) && ((! var_1_5) ? ((-4 <= var_1_33) ? (((((((- var_1_33)) > (var_1_33)) ? ((- var_1_33)) : (var_1_33))) >= var_1_33) ? (var_1_14 == ((unsigned short int) (((((var_1_33 + 5)) < (var_1_13)) ? ((var_1_33 + 5)) : (var_1_13))))) : ((! (var_1_26 < var_1_26)) ? (var_1_14 == ((unsigned short int) var_1_13)) : (var_1_14 == ((unsigned short int) var_1_33)))) : (var_1_14 == ((unsigned short int) var_1_13))) : (var_1_14 == ((unsigned short int) var_1_13)))) && ((! var_1_5) ? ((-2 >= var_1_14) ? (var_1_16 == ((unsigned char) (((((var_1_17 - var_1_18) - 32) < 0 ) ? -((var_1_17 - var_1_18) - 32) : ((var_1_17 - var_1_18) - 32))))) : 1) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_19 == ((signed long int) var_1_16))) && (var_1_5 ? (var_1_20 == ((signed long int) -10000000)) : ((var_1_11 <= var_1_10) ? ((last_1_var_1_20 <= ((var_1_14 / var_1_17) & var_1_33)) ? ((var_1_14 > var_1_33) ? (var_1_20 == ((signed long int) (last_1_var_1_20 + var_1_12))) : (var_1_20 == ((signed long int) last_1_var_1_20))) : (var_1_20 == ((signed long int) var_1_16))) : (var_1_20 == ((signed long int) var_1_14))))) && ((((last_1_var_1_21 & var_1_10) >= var_1_12) && var_1_5) ? (var_1_21 == ((signed char) (var_1_18 + (var_1_23 - var_1_24)))) : ((! var_1_25) ? (var_1_21 == ((signed char) var_1_17)) : 1))) && (var_1_5 ? (((last_1_var_1_6 < 1) || var_1_25) ? (var_1_25 ? (var_1_26 == ((double) ((var_1_27 - var_1_28) + var_1_29))) : 1) : (var_1_26 == ((double) var_1_28))) : (var_1_26 == ((double) var_1_28)))) && ((((-32 + var_1_33) / var_1_17) >= ((var_1_13 - var_1_33) / var_1_31)) ? ((var_1_16 > var_1_16) ? (var_1_30 == ((unsigned long int) var_1_18)) : (var_1_30 == ((unsigned long int) var_1_17))) : (var_1_30 == ((unsigned long int) var_1_33)))) && (var_1_32 == ((signed short int) var_1_23))) && (var_1_33 == ((unsigned char) var_1_18)) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=-256, last_1_var_1_21=25, last_1_var_1_6=-5, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=38, var_1_14=38, var_1_16=33, var_1_17=254, var_1_18=33, var_1_19=33, var_1_1=-128, var_1_20=-10000000, var_1_21=0, var_1_23=0, var_1_24=33, var_1_25=1, var_1_27=2, var_1_28=3, var_1_29=4, var_1_30=33, var_1_31=2, var_1_32=0, var_1_33=33, var_1_5=1, var_1_6=-128] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 5, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 262 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 262 mSDsluCounter, 1197 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 547 mSDsCounter, 65 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 47 IncrementalHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 65 mSolverCounterUnsat, 650 mSDtfsCounter, 47 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 684 GetRequests, 679 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=319occurred in iteration=4, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 159 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1032 NumberOfCodeBlocks, 1032 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 683 ConstructedInterpolants, 0 QuantifiedInterpolants, 1923 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1690 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 5200/5200 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 02:25:16,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 cc64153296dc642c3e2bd44e3ebeef6a189da210d3433ada7ca895121669a4e6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:25:18,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:25:18,830 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-12 02:25:18,841 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:25:18,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:25:18,907 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:25:18,908 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:25:18,909 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:25:18,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:25:18,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:25:18,916 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:25:18,917 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:25:18,917 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:25:18,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:25:18,920 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:25:18,920 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:25:18,921 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:25:18,921 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:25:18,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:25:18,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:25:18,924 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:25:18,924 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:25:18,925 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:25:18,925 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:25:18,926 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:25:18,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:25:18,927 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:25:18,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:25:18,928 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:25:18,928 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:25:18,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:25:18,930 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:25:18,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:25:18,931 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:25:18,931 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:25:18,932 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:25:18,932 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:25:18,932 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:25:18,933 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:25:18,934 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:25:18,934 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:25:18,934 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:25:18,935 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_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc64153296dc642c3e2bd44e3ebeef6a189da210d3433ada7ca895121669a4e6 [2023-11-12 02:25:19,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:25:19,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:25:19,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:25:19,381 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:25:19,382 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:25:19,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i [2023-11-12 02:25:22,575 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:25:22,890 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:25:22,891 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i [2023-11-12 02:25:22,901 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/data/532591d83/6ca84346b6ea44e1a680377d748327a3/FLAG1613107c7 [2023-11-12 02:25:22,917 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/data/532591d83/6ca84346b6ea44e1a680377d748327a3 [2023-11-12 02:25:22,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:25:22,921 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:25:22,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:25:22,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:25:22,929 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:25:22,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:25:22" (1/1) ... [2023-11-12 02:25:22,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25fa3c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:22, skipping insertion in model container [2023-11-12 02:25:22,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:25:22" (1/1) ... [2023-11-12 02:25:22,968 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:25:23,178 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_e22beebd-9d7f-4fcd-9540-9575ea2e845a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i[915,928] [2023-11-12 02:25:23,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:25:23,325 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:25:23,340 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_e22beebd-9d7f-4fcd-9540-9575ea2e845a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-9.i[915,928] [2023-11-12 02:25:23,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:25:23,441 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:25:23,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23 WrapperNode [2023-11-12 02:25:23,442 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:25:23,443 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:25:23,443 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:25:23,443 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:25:23,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23" (1/1) ... [2023-11-12 02:25:23,465 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23" (1/1) ... [2023-11-12 02:25:23,495 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2023-11-12 02:25:23,495 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:25:23,496 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:25:23,496 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:25:23,497 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:25:23,506 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23" (1/1) ... [2023-11-12 02:25:23,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23" (1/1) ... [2023-11-12 02:25:23,511 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23" (1/1) ... [2023-11-12 02:25:23,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23" (1/1) ... [2023-11-12 02:25:23,526 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23" (1/1) ... [2023-11-12 02:25:23,530 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23" (1/1) ... [2023-11-12 02:25:23,534 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23" (1/1) ... [2023-11-12 02:25:23,536 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23" (1/1) ... [2023-11-12 02:25:23,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:25:23,542 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:25:23,542 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:25:23,543 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:25:23,543 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23" (1/1) ... [2023-11-12 02:25:23,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:25:23,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:25:23,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:25:23,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:25:23,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:25:23,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:25:23,654 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:25:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:25:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:25:23,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:25:23,789 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:25:23,791 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:25:30,768 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:25:30,776 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:25:30,777 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:25:30,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:25:30 BoogieIcfgContainer [2023-11-12 02:25:30,780 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:25:30,783 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:25:30,783 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:25:30,787 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:25:30,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:25:22" (1/3) ... [2023-11-12 02:25:30,788 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f611d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:25:30, skipping insertion in model container [2023-11-12 02:25:30,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:23" (2/3) ... [2023-11-12 02:25:30,789 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f611d33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:25:30, skipping insertion in model container [2023-11-12 02:25:30,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:25:30" (3/3) ... [2023-11-12 02:25:30,791 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-9.i [2023-11-12 02:25:30,812 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:25:30,812 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:25:30,874 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:25:30,883 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;@17eab538, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:25:30,883 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:25:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 57 states have (on average 1.4912280701754386) internal successors, (85), 58 states have internal predecessors, (85), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 02:25:30,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-12 02:25:30,909 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:25:30,910 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:25:30,911 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:25:30,916 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:25:30,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1384252308, now seen corresponding path program 1 times [2023-11-12 02:25:30,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:25:30,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2133515326] [2023-11-12 02:25:30,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:30,931 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 02:25:30,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:25:30,961 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:25:30,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:25:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:25:32,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:25:32,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:25:32,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2023-11-12 02:25:32,298 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:25:32,301 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:25:32,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2133515326] [2023-11-12 02:25:32,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2133515326] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:25:32,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:25:32,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:25:32,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238958649] [2023-11-12 02:25:32,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:25:32,313 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:25:32,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:25:32,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:25:32,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:25:32,360 INFO L87 Difference]: Start difference. First operand has 86 states, 57 states have (on average 1.4912280701754386) internal successors, (85), 58 states have internal predecessors, (85), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 02:25:32,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:25:32,423 INFO L93 Difference]: Finished difference Result 164 states and 292 transitions. [2023-11-12 02:25:32,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:25:32,426 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 166 [2023-11-12 02:25:32,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:25:32,438 INFO L225 Difference]: With dead ends: 164 [2023-11-12 02:25:32,438 INFO L226 Difference]: Without dead ends: 81 [2023-11-12 02:25:32,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 165 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 02:25:32,449 INFO L413 NwaCegarLoop]: 124 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, 124 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 02:25:32,450 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:25:32,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-12 02:25:32,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-12 02:25:32,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 53 states have internal predecessors, (72), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-12 02:25:32,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 124 transitions. [2023-11-12 02:25:32,529 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 124 transitions. Word has length 166 [2023-11-12 02:25:32,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:25:32,531 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 124 transitions. [2023-11-12 02:25:32,532 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-12 02:25:32,532 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2023-11-12 02:25:32,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-12 02:25:32,540 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:25:32,540 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:25:32,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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)] Ended with exit code 0 [2023-11-12 02:25:32,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:25:32,745 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:25:32,745 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:25:32,746 INFO L85 PathProgramCache]: Analyzing trace with hash 479950300, now seen corresponding path program 1 times [2023-11-12 02:25:32,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:25:32,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2062956597] [2023-11-12 02:25:32,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:32,748 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 02:25:32,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:25:32,749 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:25:32,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:25:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:25:34,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:25:34,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:25:34,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 02:25:34,390 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:25:34,390 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:25:34,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2062956597] [2023-11-12 02:25:34,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2062956597] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:25:34,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:25:34,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:25:34,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328705166] [2023-11-12 02:25:34,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:25:34,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:25:34,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:25:34,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:25:34,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:25:34,397 INFO L87 Difference]: Start difference. First operand 81 states and 124 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:25:37,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:25:39,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:25:39,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:25:39,780 INFO L93 Difference]: Finished difference Result 190 states and 288 transitions. [2023-11-12 02:25:39,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:25:39,781 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 166 [2023-11-12 02:25:39,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:25:39,785 INFO L225 Difference]: With dead ends: 190 [2023-11-12 02:25:39,785 INFO L226 Difference]: Without dead ends: 112 [2023-11-12 02:25:39,787 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:25:39,788 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 39 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 9 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2023-11-12 02:25:39,789 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 245 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 18 Invalid, 2 Unknown, 0 Unchecked, 5.4s Time] [2023-11-12 02:25:39,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-12 02:25:39,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 109. [2023-11-12 02:25:39,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 78 states have (on average 1.3333333333333333) internal successors, (104), 79 states have internal predecessors, (104), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 02:25:39,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 160 transitions. [2023-11-12 02:25:39,820 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 160 transitions. Word has length 166 [2023-11-12 02:25:39,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:25:39,824 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 160 transitions. [2023-11-12 02:25:39,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:25:39,825 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 160 transitions. [2023-11-12 02:25:39,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-12 02:25:39,833 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:25:39,834 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:25:39,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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)] Forceful destruction successful, exit code 0 [2023-11-12 02:25:40,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:25:40,037 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:25:40,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:25:40,038 INFO L85 PathProgramCache]: Analyzing trace with hash 84775024, now seen corresponding path program 1 times [2023-11-12 02:25:40,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:25:40,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1058796984] [2023-11-12 02:25:40,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:40,040 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 02:25:40,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:25:40,041 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:25:40,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:25:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:25:41,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 02:25:41,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:25:43,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 02:25:43,787 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:25:43,787 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:25:43,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1058796984] [2023-11-12 02:25:43,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1058796984] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:25:43,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:25:43,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 02:25:43,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277019967] [2023-11-12 02:25:43,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:25:43,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 02:25:43,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:25:43,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 02:25:43,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 02:25:43,791 INFO L87 Difference]: Start difference. First operand 109 states and 160 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:25:47,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:25:49,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:25:52,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:25:54,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:25:54,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:25:54,306 INFO L93 Difference]: Finished difference Result 315 states and 467 transitions. [2023-11-12 02:25:54,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 02:25:54,542 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 167 [2023-11-12 02:25:54,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:25:54,548 INFO L225 Difference]: With dead ends: 315 [2023-11-12 02:25:54,549 INFO L226 Difference]: Without dead ends: 209 [2023-11-12 02:25:54,551 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:25:54,553 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 92 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 53 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-11-12 02:25:54,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 355 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 9 Invalid, 4 Unknown, 0 Unchecked, 10.4s Time] [2023-11-12 02:25:54,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2023-11-12 02:25:54,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 157. [2023-11-12 02:25:54,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 99 states have (on average 1.2727272727272727) internal successors, (126), 100 states have internal predecessors, (126), 54 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-12 02:25:54,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 234 transitions. [2023-11-12 02:25:54,604 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 234 transitions. Word has length 167 [2023-11-12 02:25:54,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:25:54,605 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 234 transitions. [2023-11-12 02:25:54,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:25:54,606 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 234 transitions. [2023-11-12 02:25:54,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-12 02:25:54,609 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:25:54,609 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:25:54,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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)] Ended with exit code 0 [2023-11-12 02:25:54,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:25:54,825 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:25:54,826 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:25:54,826 INFO L85 PathProgramCache]: Analyzing trace with hash 855162641, now seen corresponding path program 1 times [2023-11-12 02:25:54,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:25:54,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2083040061] [2023-11-12 02:25:54,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:54,827 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 02:25:54,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:25:54,834 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:25:54,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:25:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:25:56,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:25:56,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:25:58,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-12 02:25:58,477 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:25:58,477 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:25:58,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2083040061] [2023-11-12 02:25:58,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2083040061] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:25:58,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:25:58,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:25:58,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146409335] [2023-11-12 02:25:58,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:25:58,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 02:25:58,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:25:58,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 02:25:58,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:25:58,480 INFO L87 Difference]: Start difference. First operand 157 states and 234 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:26:01,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:26:03,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:26:03,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:26:03,475 INFO L93 Difference]: Finished difference Result 369 states and 548 transitions. [2023-11-12 02:26:03,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 02:26:03,726 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168 [2023-11-12 02:26:03,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:26:03,730 INFO L225 Difference]: With dead ends: 369 [2023-11-12 02:26:03,731 INFO L226 Difference]: Without dead ends: 263 [2023-11-12 02:26:03,732 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 02:26:03,734 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 37 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2023-11-12 02:26:03,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 237 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 2 Unknown, 0 Unchecked, 4.9s Time] [2023-11-12 02:26:03,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2023-11-12 02:26:03,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 261. [2023-11-12 02:26:03,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 173 states have (on average 1.283236994219653) internal successors, (222), 175 states have internal predecessors, (222), 82 states have call successors, (82), 5 states have call predecessors, (82), 5 states have return successors, (82), 80 states have call predecessors, (82), 82 states have call successors, (82) [2023-11-12 02:26:03,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 386 transitions. [2023-11-12 02:26:03,798 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 386 transitions. Word has length 168 [2023-11-12 02:26:03,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:26:03,799 INFO L495 AbstractCegarLoop]: Abstraction has 261 states and 386 transitions. [2023-11-12 02:26:03,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-12 02:26:03,800 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 386 transitions. [2023-11-12 02:26:03,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-12 02:26:03,802 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:26:03,803 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:26:03,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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)] Ended with exit code 0 [2023-11-12 02:26:04,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:26:04,017 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:26:04,017 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:26:04,018 INFO L85 PathProgramCache]: Analyzing trace with hash -260952445, now seen corresponding path program 1 times [2023-11-12 02:26:04,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:26:04,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [272015432] [2023-11-12 02:26:04,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:26:04,019 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 02:26:04,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:26:04,020 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 02:26:04,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e22beebd-9d7f-4fcd-9540-9575ea2e845a/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 (6)] Waiting until timeout for monitored process [2023-11-12 02:26:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:26:05,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-12 02:26:05,719 INFO L285 TraceCheckSpWp]: Computing forward predicates...