./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d54cda1e1849769fc331dfdba9fcfb2e9b4fcf52bd0d43d6f8a699ed6598582 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:14:35,217 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:14:35,345 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:14:35,357 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:14:35,358 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:14:35,398 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:14:35,399 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:14:35,400 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:14:35,401 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:14:35,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:14:35,407 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:14:35,408 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:14:35,408 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:14:35,410 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:14:35,411 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:14:35,411 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:14:35,411 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:14:35,412 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:14:35,413 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:14:35,413 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:14:35,415 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:14:35,416 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:14:35,417 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:14:35,417 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:14:35,418 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:14:35,418 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:14:35,419 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:14:35,419 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:14:35,420 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:14:35,420 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:14:35,421 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:14:35,436 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:14:35,436 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:14:35,437 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:14:35,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:14:35,437 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:14:35,438 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:14:35,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:14:35,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:14:35,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:14:35,439 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:14:35,439 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:14:35,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:14:35,440 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:14:35,440 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:14:35,440 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:14:35,441 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:14:35,441 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d54cda1e1849769fc331dfdba9fcfb2e9b4fcf52bd0d43d6f8a699ed6598582 [2023-11-23 21:14:35,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:14:35,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:14:35,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:14:35,845 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:14:35,846 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:14:35,847 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i [2023-11-23 21:14:38,892 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:14:39,213 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:14:39,216 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i [2023-11-23 21:14:39,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/data/fba99f105/1f7a2c4d7697464f91c0ca399009b546/FLAG8a71018de [2023-11-23 21:14:39,247 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/data/fba99f105/1f7a2c4d7697464f91c0ca399009b546 [2023-11-23 21:14:39,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:14:39,254 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:14:39,257 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:14:39,258 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:14:39,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:14:39,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e23b93d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39, skipping insertion in model container [2023-11-23 21:14:39,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,332 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:14:39,509 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_1b102f14-cc30-4851-8a84-3a324df73670/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i[919,932] [2023-11-23 21:14:39,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:14:39,611 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:14:39,624 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_1b102f14-cc30-4851-8a84-3a324df73670/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i[919,932] [2023-11-23 21:14:39,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:14:39,705 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:14:39,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39 WrapperNode [2023-11-23 21:14:39,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:14:39,707 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:14:39,708 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:14:39,708 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:14:39,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,731 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,804 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 243 [2023-11-23 21:14:39,805 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:14:39,806 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:14:39,806 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:14:39,806 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:14:39,816 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,822 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,822 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,844 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,862 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:14:39,874 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:14:39,874 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:14:39,875 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:14:39,875 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39" (1/1) ... [2023-11-23 21:14:39,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:14:39,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:39,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:14:39,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:14:39,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:14:39,967 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:14:39,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:14:39,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:14:39,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:14:39,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:14:40,131 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:14:40,134 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:14:40,687 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:14:40,996 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:14:40,996 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:14:40,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:40 BoogieIcfgContainer [2023-11-23 21:14:40,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:14:41,001 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:14:41,001 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:14:41,005 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:14:41,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:14:39" (1/3) ... [2023-11-23 21:14:41,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278fc6da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:14:41, skipping insertion in model container [2023-11-23 21:14:41,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:39" (2/3) ... [2023-11-23 21:14:41,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@278fc6da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:14:41, skipping insertion in model container [2023-11-23 21:14:41,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:40" (3/3) ... [2023-11-23 21:14:41,009 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i [2023-11-23 21:14:41,029 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:14:41,030 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:14:41,086 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:14:41,093 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=FINITE_AUTOMATA, 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;@7c5bd5bb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:14:41,093 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:14:41,098 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:14:41,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-23 21:14:41,114 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:41,114 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:14:41,115 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:41,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:41,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1081812297, now seen corresponding path program 1 times [2023-11-23 21:14:41,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:14:41,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068548872] [2023-11-23 21:14:41,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:41,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:14:41,504 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:14:41,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [997740089] [2023-11-23 21:14:41,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:41,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:41,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:41,512 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:14:41,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:14:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:14:41,988 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:14:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:14:42,270 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:14:42,273 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:14:42,274 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:14:42,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:14:42,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:14:42,491 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:14:42,495 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:14:42,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:14:42 BoogieIcfgContainer [2023-11-23 21:14:42,679 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:14:42,680 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:14:42,680 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:14:42,681 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:14:42,681 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:40" (3/4) ... [2023-11-23 21:14:42,683 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:14:42,685 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:14:42,689 INFO L158 Benchmark]: Toolchain (without parser) took 3435.15ms. Allocated memory is still 180.4MB. Free memory was 149.3MB in the beginning and 95.2MB in the end (delta: 54.1MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2023-11-23 21:14:42,690 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory was 102.4MB in the beginning and 102.3MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:14:42,691 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.45ms. Allocated memory is still 180.4MB. Free memory was 149.1MB in the beginning and 137.4MB in the end (delta: 11.7MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2023-11-23 21:14:42,692 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.69ms. Allocated memory is still 180.4MB. Free memory was 137.4MB in the beginning and 132.4MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:14:42,693 INFO L158 Benchmark]: Boogie Preprocessor took 67.56ms. Allocated memory is still 180.4MB. Free memory was 132.4MB in the beginning and 130.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:14:42,695 INFO L158 Benchmark]: RCFGBuilder took 1124.34ms. Allocated memory is still 180.4MB. Free memory was 130.3MB in the beginning and 87.0MB in the end (delta: 43.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-23 21:14:42,696 INFO L158 Benchmark]: TraceAbstraction took 1678.53ms. Allocated memory is still 180.4MB. Free memory was 85.8MB in the beginning and 95.2MB in the end (delta: -9.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:14:42,697 INFO L158 Benchmark]: Witness Printer took 5.46ms. Allocated memory is still 180.4MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:14:42,702 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory was 102.4MB in the beginning and 102.3MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 449.45ms. Allocated memory is still 180.4MB. Free memory was 149.1MB in the beginning and 137.4MB in the end (delta: 11.7MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.69ms. Allocated memory is still 180.4MB. Free memory was 137.4MB in the beginning and 132.4MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.56ms. Allocated memory is still 180.4MB. Free memory was 132.4MB in the beginning and 130.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1124.34ms. Allocated memory is still 180.4MB. Free memory was 130.3MB in the beginning and 87.0MB in the end (delta: 43.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1678.53ms. Allocated memory is still 180.4MB. Free memory was 85.8MB in the beginning and 95.2MB in the end (delta: -9.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.46ms. Allocated memory is still 180.4MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 106, overapproximation of someBinaryArithmeticDOUBLEoperation at line 103, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of bitwiseAnd at line 106, overapproximation of someUnaryDOUBLEoperation at line 121, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryArithmeticFLOAToperation at line 63, overapproximation of someUnaryFLOAToperation at line 63. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_7 = 0; [L24] unsigned char var_1_8 = 1; [L25] signed short int var_1_9 = -2; [L26] float var_1_13 = 999.4; [L27] float var_1_14 = 100.425; [L28] float var_1_15 = 3.375; [L29] float var_1_16 = 15.9; [L30] signed short int var_1_17 = -10; [L31] signed short int var_1_18 = 18060; [L32] unsigned char var_1_20 = 0; [L33] unsigned long int var_1_21 = 4; [L34] unsigned char var_1_23 = 0; [L35] unsigned char var_1_24 = 0; [L36] unsigned char var_1_25 = 100; [L37] unsigned char var_1_26 = 32; [L38] unsigned char var_1_27 = 10; [L39] unsigned char var_1_28 = 1; [L40] unsigned short int var_1_29 = 256; [L41] unsigned char var_1_30 = 1; [L42] unsigned char var_1_31 = 4; [L43] unsigned char var_1_32 = 200; [L44] double var_1_33 = 31.625; [L45] double var_1_35 = 7.5; [L46] double var_1_36 = 15.75; [L47] double var_1_37 = 15.375; [L48] unsigned short int var_1_38 = 16; [L49] unsigned char var_1_39 = 0; [L50] unsigned char var_1_40 = 0; [L51] unsigned char var_1_41 = 1; [L52] unsigned char var_1_42 = 1; [L53] unsigned char var_1_43 = 0; [L54] double var_1_44 = 128.5; [L55] float var_1_45 = 1.85; [L56] double var_1_46 = 1.5; [L57] double var_1_47 = 99999999999.4; [L58] unsigned char var_1_49 = 128; [L196] isInitial = 1 [L197] FCALL initially() [L198] COND TRUE 1 [L199] FCALL updateLastVariables() [L200] CALL updateVariables() [L132] var_1_7 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L134] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L135] var_1_8 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L137] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L138] var_1_14 = __VERIFIER_nondet_float() [L139] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L140] var_1_15 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L142] var_1_16 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L144] var_1_18 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_18 >= 16382) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_18 >= 16382) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L146] CALL assume_abort_if_not(var_1_18 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_18 <= 32766) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L147] var_1_21 = __VERIFIER_nondet_ulong() [L148] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L149] CALL assume_abort_if_not(var_1_21 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_21 <= 4294967295) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L150] CALL assume_abort_if_not(var_1_21 != 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_21 != 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L151] var_1_23 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L153] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L154] var_1_24 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L156] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L157] var_1_26 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L159] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L160] var_1_27 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L162] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=200, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L163] var_1_32 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L165] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_35=15/2, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L166] var_1_35 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_35 >= -922337.2036854765600e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L168] var_1_36 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L170] var_1_37 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L172] var_1_40 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_40 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_40 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L174] CALL assume_abort_if_not(var_1_40 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_40 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L175] var_1_41 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_41 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_41 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L177] CALL assume_abort_if_not(var_1_41 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_41 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L178] var_1_42 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_42 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_42 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L180] CALL assume_abort_if_not(var_1_42 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_42 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L181] var_1_43 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L183] CALL assume_abort_if_not(var_1_43 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_43 <= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L184] var_1_46 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854776000e+12F && var_1_46 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854776000e+12F && var_1_46 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L186] var_1_47 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_47 >= 0.0F && var_1_47 <= -1.0e-20F) || (var_1_47 <= 9223372.036854776000e+12F && var_1_47 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_47 >= 0.0F && var_1_47 <= -1.0e-20F) || (var_1_47 <= 9223372.036854776000e+12F && var_1_47 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=32766, var_1_1=1, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_32=1, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L200] RET updateVariables() [L201] CALL step() [L62] COND TRUE \read(var_1_8) [L63] var_1_13 = (((((var_1_14 + var_1_15)) < (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16))))) ? ((var_1_14 + var_1_15)) : (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16)))))) [L65] COND TRUE \read(var_1_8) [L66] var_1_25 = (var_1_26 + var_1_27) [L68] var_1_29 = var_1_27 [L69] var_1_30 = var_1_8 [L70] COND FALSE !((var_1_29 > var_1_25) && var_1_30) [L73] var_1_9 = ((((var_1_25) > ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25))))) ? (var_1_25) : ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25)))))) [L75] var_1_17 = ((var_1_18 - 25) - var_1_25) [L76] signed long int stepLocal_2 = var_1_25 + var_1_17; [L77] COND TRUE ((var_1_18 % var_1_21) & ((((1u) < 0 ) ? -(1u) : (1u)))) < stepLocal_2 [L78] var_1_20 = (var_1_23 || var_1_24) [L82] signed short int stepLocal_3 = var_1_9; [L83] COND FALSE !((~ var_1_29) > stepLocal_3) [L86] var_1_28 = (var_1_20 || ((! var_1_23) && (var_1_24 || var_1_7))) [L88] signed long int stepLocal_1 = (((var_1_9) > (var_1_25)) ? (var_1_9) : (var_1_25)); [L89] unsigned char stepLocal_0 = var_1_25; [L90] COND FALSE !(stepLocal_1 <= (var_1_25 - var_1_25)) [L99] var_1_1 = 0 [L101] var_1_31 = var_1_32 [L102] COND FALSE !(! var_1_30) [L105] var_1_38 = ((((var_1_17) > (var_1_32)) ? (var_1_17) : (var_1_32))) [L106] EXPR var_1_17 & (var_1_17 + 2u) [L106] EXPR 16u >> var_1_32 [L106] COND TRUE (var_1_17 & (var_1_17 + 2u)) < (16u >> var_1_32) [L107] var_1_39 = ((var_1_40 && (var_1_41 && var_1_42)) && (! var_1_43)) [L109] COND TRUE var_1_36 <= var_1_35 [L110] COND TRUE ((((var_1_13 + var_1_37) < 0 ) ? -(var_1_13 + var_1_37) : (var_1_13 + var_1_37))) < var_1_36 [L111] var_1_44 = ((((31.35) < (((((var_1_37) < (var_1_36)) ? (var_1_37) : (var_1_36))))) ? (31.35) : (((((var_1_37) < (var_1_36)) ? (var_1_37) : (var_1_36)))))) [L116] COND FALSE !((var_1_13 * (var_1_46 - var_1_47)) < var_1_35) [L121] var_1_45 = (((((((((((var_1_35) > (var_1_36)) ? (var_1_35) : (var_1_36)))) < (var_1_37)) ? (((((var_1_35) > (var_1_36)) ? (var_1_35) : (var_1_36)))) : (var_1_37))) < 0 ) ? -((((((((var_1_35) > (var_1_36)) ? (var_1_35) : (var_1_36)))) < (var_1_37)) ? (((((var_1_35) > (var_1_36)) ? (var_1_35) : (var_1_36)))) : (var_1_37))) : ((((((((var_1_35) > (var_1_36)) ? (var_1_35) : (var_1_36)))) < (var_1_37)) ? (((((var_1_35) > (var_1_36)) ? (var_1_35) : (var_1_36)))) : (var_1_37))))) [L123] var_1_30 || (var_1_32 >= (var_1_9 & var_1_9)) [L123] COND TRUE var_1_30 || (var_1_32 >= (var_1_9 & var_1_9)) [L124] COND FALSE !(-2 > var_1_9) [L127] var_1_49 = var_1_32 [L201] RET step() [L202] CALL, EXPR property() [L192-L193] return (((((((((((((var_1_9) > (var_1_25)) ? (var_1_9) : (var_1_25))) <= (var_1_25 - var_1_25)) ? ((var_1_25 < var_1_25) ? (var_1_20 ? (var_1_1 == ((unsigned char) var_1_7)) : (var_1_1 == ((unsigned char) var_1_8))) : 1) : (var_1_1 == ((unsigned char) 0))) && (((var_1_29 > var_1_25) && var_1_30) ? (var_1_9 == ((signed short int) var_1_25)) : (var_1_9 == ((signed short int) ((((var_1_25) > ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25))))) ? (var_1_25) : ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25)))))))))) && (var_1_8 ? (var_1_13 == ((float) (((((var_1_14 + var_1_15)) < (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16))))) ? ((var_1_14 + var_1_15)) : (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16)))))))) : 1)) && (var_1_17 == ((signed short int) ((var_1_18 - 25) - var_1_25)))) && ((((var_1_18 % var_1_21) & ((((1u) < 0 ) ? -(1u) : (1u)))) < (var_1_25 + var_1_17)) ? (var_1_20 == ((unsigned char) (var_1_23 || var_1_24))) : (var_1_20 == ((unsigned char) var_1_7)))) && (var_1_8 ? (var_1_25 == ((unsigned char) (var_1_26 + var_1_27))) : 1)) && (((~ var_1_29) > var_1_9) ? (var_1_28 == ((unsigned char) (! var_1_7))) : (var_1_28 == ((unsigned char) (var_1_20 || ((! var_1_23) && (var_1_24 || var_1_7))))))) && (var_1_29 == ((unsigned short int) var_1_27))) && (var_1_30 == ((unsigned char) var_1_8)) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_13=3, var_1_16=0, var_1_17=32740, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=1, var_1_32=1, var_1_33=253/8, var_1_35=0, var_1_36=627/20, var_1_37=0, var_1_38=32740, var_1_39=1, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=627/20, var_1_45=2, var_1_49=1, var_1_7=1, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_13=3, var_1_16=0, var_1_17=32740, var_1_18=32766, var_1_1=0, var_1_20=0, var_1_21=32768, var_1_23=0, var_1_24=0, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=1, var_1_32=1, var_1_33=253/8, var_1_35=0, var_1_36=627/20, var_1_37=0, var_1_38=32740, var_1_39=1, var_1_40=1, var_1_41=1, var_1_42=1, var_1_43=0, var_1_44=627/20, var_1_45=2, var_1_49=1, var_1_7=1, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 35, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2023-11-23 21:14:42,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d54cda1e1849769fc331dfdba9fcfb2e9b4fcf52bd0d43d6f8a699ed6598582 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:14:45,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:14:45,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:14:45,608 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:14:45,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:14:45,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:14:45,653 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:14:45,653 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:14:45,654 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:14:45,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:14:45,659 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:14:45,660 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:14:45,660 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:14:45,662 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:14:45,662 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:14:45,663 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:14:45,664 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:14:45,664 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:14:45,665 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:14:45,666 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:14:45,666 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:14:45,667 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:14:45,667 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:14:45,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:14:45,668 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:14:45,669 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:14:45,669 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:14:45,669 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:14:45,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:14:45,670 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:14:45,672 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:14:45,672 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:14:45,672 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:14:45,673 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:14:45,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:14:45,673 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:14:45,674 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:14:45,674 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:14:45,674 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:14:45,675 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:14:45,675 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:14:45,676 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:14:45,676 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:14:45,676 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:14:45,677 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d54cda1e1849769fc331dfdba9fcfb2e9b4fcf52bd0d43d6f8a699ed6598582 [2023-11-23 21:14:46,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:14:46,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:14:46,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:14:46,110 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:14:46,110 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:14:46,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i [2023-11-23 21:14:49,228 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:14:49,664 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:14:49,665 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i [2023-11-23 21:14:49,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/data/632bd0659/3871411226ef4068ac2a8d368186c79f/FLAG0a795b5d6 [2023-11-23 21:14:49,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/data/632bd0659/3871411226ef4068ac2a8d368186c79f [2023-11-23 21:14:49,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:14:49,715 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:14:49,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:14:49,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:14:49,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:14:49,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:14:49" (1/1) ... [2023-11-23 21:14:49,729 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f726994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:49, skipping insertion in model container [2023-11-23 21:14:49,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:14:49" (1/1) ... [2023-11-23 21:14:49,787 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:14:49,952 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_1b102f14-cc30-4851-8a84-3a324df73670/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i[919,932] [2023-11-23 21:14:50,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:14:50,139 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:14:50,159 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_1b102f14-cc30-4851-8a84-3a324df73670/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i[919,932] [2023-11-23 21:14:50,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:14:50,269 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:14:50,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50 WrapperNode [2023-11-23 21:14:50,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:14:50,271 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:14:50,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:14:50,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:14:50,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50" (1/1) ... [2023-11-23 21:14:50,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50" (1/1) ... [2023-11-23 21:14:50,378 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2023-11-23 21:14:50,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:14:50,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:14:50,384 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:14:50,384 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:14:50,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50" (1/1) ... [2023-11-23 21:14:50,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50" (1/1) ... [2023-11-23 21:14:50,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50" (1/1) ... [2023-11-23 21:14:50,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50" (1/1) ... [2023-11-23 21:14:50,491 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50" (1/1) ... [2023-11-23 21:14:50,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50" (1/1) ... [2023-11-23 21:14:50,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50" (1/1) ... [2023-11-23 21:14:50,517 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50" (1/1) ... [2023-11-23 21:14:50,523 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:14:50,524 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:14:50,531 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:14:50,531 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:14:50,532 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50" (1/1) ... [2023-11-23 21:14:50,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:14:50,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:50,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:14:50,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:14:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:14:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:14:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:14:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:14:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:14:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:14:50,859 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:14:50,864 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:14:57,416 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:14:57,543 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:14:57,543 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:14:57,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:57 BoogieIcfgContainer [2023-11-23 21:14:57,544 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:14:57,547 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:14:57,548 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:14:57,552 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:14:57,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:14:49" (1/3) ... [2023-11-23 21:14:57,553 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e2cbaa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:14:57, skipping insertion in model container [2023-11-23 21:14:57,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:50" (2/3) ... [2023-11-23 21:14:57,554 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e2cbaa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:14:57, skipping insertion in model container [2023-11-23 21:14:57,554 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:57" (3/3) ... [2023-11-23 21:14:57,556 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-50.i [2023-11-23 21:14:57,581 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:14:57,581 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:14:57,662 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:14:57,672 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=FINITE_AUTOMATA, 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;@3764f1fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:14:57,673 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:14:57,679 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:14:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-23 21:14:57,702 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:57,703 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:14:57,704 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:57,710 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:57,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1816871874, now seen corresponding path program 1 times [2023-11-23 21:14:57,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:14:57,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [353506311] [2023-11-23 21:14:57,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:57,731 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 [2023-11-23 21:14:57,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:14:57,779 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:14:57,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:14:58,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:58,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:14:58,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:58,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1080 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-23 21:14:58,893 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:58,894 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:14:58,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [353506311] [2023-11-23 21:14:58,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [353506311] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:58,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:58,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:14:58,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923969907] [2023-11-23 21:14:58,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:58,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:14:58,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:14:58,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:14:58,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:14:58,968 INFO L87 Difference]: Start difference. First operand has 91 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-23 21:14:59,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:59,187 INFO L93 Difference]: Finished difference Result 179 states and 321 transitions. [2023-11-23 21:14:59,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:14:59,199 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 218 [2023-11-23 21:14:59,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:59,210 INFO L225 Difference]: With dead ends: 179 [2023-11-23 21:14:59,210 INFO L226 Difference]: Without dead ends: 89 [2023-11-23 21:14:59,217 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:14:59,223 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:59,225 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:14:59,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-23 21:14:59,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-23 21:14:59,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 52 states have (on average 1.3269230769230769) internal successors, (69), 52 states have internal predecessors, (69), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:14:59,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 139 transitions. [2023-11-23 21:14:59,338 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 139 transitions. Word has length 218 [2023-11-23 21:14:59,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:59,339 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 139 transitions. [2023-11-23 21:14:59,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-23 21:14:59,340 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2023-11-23 21:14:59,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-23 21:14:59,358 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:59,359 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:14:59,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:14:59,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:14:59,576 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:59,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:59,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1615326320, now seen corresponding path program 1 times [2023-11-23 21:14:59,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:14:59,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [929609361] [2023-11-23 21:14:59,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:59,580 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 [2023-11-23 21:14:59,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:14:59,582 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:14:59,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:15:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:00,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:15:00,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:00,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-23 21:15:00,804 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:15:00,805 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:15:00,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [929609361] [2023-11-23 21:15:00,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [929609361] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:15:00,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:15:00,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:15:00,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725311092] [2023-11-23 21:15:00,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:15:00,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:15:00,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:15:00,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:15:00,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:15:00,812 INFO L87 Difference]: Start difference. First operand 89 states and 139 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:15:01,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:15:01,853 INFO L93 Difference]: Finished difference Result 242 states and 379 transitions. [2023-11-23 21:15:01,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:15:01,854 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 218 [2023-11-23 21:15:01,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:15:01,860 INFO L225 Difference]: With dead ends: 242 [2023-11-23 21:15:01,861 INFO L226 Difference]: Without dead ends: 154 [2023-11-23 21:15:01,863 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:15:01,865 INFO L413 NwaCegarLoop]: 227 mSDtfsCounter, 157 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:15:01,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 533 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-23 21:15:01,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-23 21:15:01,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 89. [2023-11-23 21:15:01,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 52 states have (on average 1.2884615384615385) internal successors, (67), 52 states have internal predecessors, (67), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:15:01,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 137 transitions. [2023-11-23 21:15:01,896 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 137 transitions. Word has length 218 [2023-11-23 21:15:01,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:15:01,900 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 137 transitions. [2023-11-23 21:15:01,900 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:15:01,900 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2023-11-23 21:15:01,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-23 21:15:01,905 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:15:01,905 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:15:01,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:15:02,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:15:02,120 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:15:02,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:15:02,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1028520306, now seen corresponding path program 1 times [2023-11-23 21:15:02,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:15:02,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1870316720] [2023-11-23 21:15:02,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:02,124 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 [2023-11-23 21:15:02,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:15:02,125 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:15:02,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:15:03,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:03,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 21:15:03,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:07,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 328 proven. 186 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-11-23 21:15:07,592 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:15:08,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-23 21:15:08,998 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:15:08,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1870316720] [2023-11-23 21:15:09,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1870316720] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:15:09,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2017249797] [2023-11-23 21:15:09,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:09,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:15:09,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:15:09,010 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:15:09,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:15:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:09,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:15:09,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:10,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-23 21:15:10,133 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:15:10,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2017249797] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:15:10,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:15:10,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 6] total 12 [2023-11-23 21:15:10,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587978029] [2023-11-23 21:15:10,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:15:10,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:15:10,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:15:10,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:15:10,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-11-23 21:15:10,138 INFO L87 Difference]: Start difference. First operand 89 states and 137 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:15:10,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:15:10,789 INFO L93 Difference]: Finished difference Result 264 states and 407 transitions. [2023-11-23 21:15:10,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:15:10,790 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 218 [2023-11-23 21:15:10,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:15:10,795 INFO L225 Difference]: With dead ends: 264 [2023-11-23 21:15:10,796 INFO L226 Difference]: Without dead ends: 176 [2023-11-23 21:15:10,797 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 651 GetRequests, 640 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-11-23 21:15:10,799 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 120 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:15:10,799 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 263 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 21:15:10,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-23 21:15:10,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 106. [2023-11-23 21:15:10,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 69 states have (on average 1.3478260869565217) internal successors, (93), 69 states have internal predecessors, (93), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:15:10,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 163 transitions. [2023-11-23 21:15:10,827 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 163 transitions. Word has length 218 [2023-11-23 21:15:10,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:15:10,829 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 163 transitions. [2023-11-23 21:15:10,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:15:10,830 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 163 transitions. [2023-11-23 21:15:10,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-23 21:15:10,853 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:15:10,853 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:15:10,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:15:11,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:15:11,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:15:11,268 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:15:11,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:15:11,269 INFO L85 PathProgramCache]: Analyzing trace with hash -559827596, now seen corresponding path program 1 times [2023-11-23 21:15:11,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:15:11,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1842022214] [2023-11-23 21:15:11,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:11,271 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 [2023-11-23 21:15:11,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:15:11,273 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:15:11,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:15:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:12,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 21:15:12,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:16,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 328 proven. 186 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-11-23 21:15:16,096 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:15:17,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-23 21:15:17,316 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:15:17,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1842022214] [2023-11-23 21:15:17,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1842022214] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:15:17,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1468332978] [2023-11-23 21:15:17,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:17,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:15:17,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:15:17,319 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:15:17,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-23 21:15:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:18,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:15:18,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:18,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-23 21:15:18,401 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:15:18,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1468332978] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:15:18,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:15:18,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 6] total 12 [2023-11-23 21:15:18,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38976143] [2023-11-23 21:15:18,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:15:18,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:15:18,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:15:18,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:15:18,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-11-23 21:15:18,405 INFO L87 Difference]: Start difference. First operand 106 states and 163 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:15:19,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:15:19,050 INFO L93 Difference]: Finished difference Result 327 states and 495 transitions. [2023-11-23 21:15:19,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:15:19,050 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 218 [2023-11-23 21:15:19,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:15:19,055 INFO L225 Difference]: With dead ends: 327 [2023-11-23 21:15:19,055 INFO L226 Difference]: Without dead ends: 222 [2023-11-23 21:15:19,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 653 GetRequests, 639 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2023-11-23 21:15:19,057 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 188 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:15:19,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 388 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 21:15:19,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2023-11-23 21:15:19,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 137. [2023-11-23 21:15:19,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 97 states have (on average 1.3608247422680413) internal successors, (132), 98 states have internal predecessors, (132), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-23 21:15:19,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 206 transitions. [2023-11-23 21:15:19,097 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 206 transitions. Word has length 218 [2023-11-23 21:15:19,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:15:19,099 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 206 transitions. [2023-11-23 21:15:19,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:15:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 206 transitions. [2023-11-23 21:15:19,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-23 21:15:19,102 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:15:19,103 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:15:19,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-23 21:15:19,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:15:19,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:15:19,509 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:15:19,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:15:19,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1228547508, now seen corresponding path program 1 times [2023-11-23 21:15:19,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:15:19,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [171205646] [2023-11-23 21:15:19,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:19,511 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:15:19,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:15:19,512 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:15:19,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-23 21:15:20,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:20,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:15:20,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:21,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 294 proven. 96 refuted. 0 times theorem prover too weak. 1990 trivial. 0 not checked. [2023-11-23 21:15:21,712 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:15:22,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 6 proven. 96 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-23 21:15:22,531 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:15:22,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [171205646] [2023-11-23 21:15:22,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [171205646] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:15:22,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1117982226] [2023-11-23 21:15:22,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:22,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:15:22,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:15:22,542 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:15:22,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b102f14-cc30-4851-8a84-3a324df73670/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-23 21:15:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:24,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:15:24,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:26,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-23 21:15:26,967 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:15:26,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1117982226] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:15:26,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:15:26,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 10 [2023-11-23 21:15:26,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234223741] [2023-11-23 21:15:26,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:15:26,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:15:26,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:15:26,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:15:26,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-23 21:15:26,970 INFO L87 Difference]: Start difference. First operand 137 states and 206 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35)