./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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_68335532-9267-430f-8f8c-75c80334d94a/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 5c638eb37fa5d4cd96629d87733c781e3a31a3ebba4446177f78f593aedad992 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:24:09,475 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:24:09,591 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:24:09,597 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:24:09,598 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:24:09,634 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:24:09,635 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:24:09,636 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:24:09,637 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:24:09,642 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:24:09,643 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:24:09,643 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:24:09,644 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:24:09,646 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:24:09,646 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:24:09,647 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:24:09,647 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:24:09,648 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:24:09,648 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:24:09,649 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:24:09,649 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:24:09,650 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:24:09,651 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:24:09,651 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:24:09,652 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:24:09,652 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:24:09,653 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:24:09,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:24:09,653 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:24:09,654 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:24:09,655 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:24:09,655 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:24:09,656 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:24:09,656 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:24:09,656 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:24:09,657 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:24:09,657 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:24:09,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:24:09,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:24:09,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:24:09,658 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:24:09,658 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:24:09,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:24:09,659 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:24:09,659 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:24:09,660 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:24:09,660 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:24:09,660 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_68335532-9267-430f-8f8c-75c80334d94a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c638eb37fa5d4cd96629d87733c781e3a31a3ebba4446177f78f593aedad992 [2023-11-23 21:24:10,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:24:10,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:24:10,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:24:10,063 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:24:10,063 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:24:10,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i [2023-11-23 21:24:13,366 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:24:13,590 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:24:13,591 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i [2023-11-23 21:24:13,607 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/data/1f23db8e3/7c8e1db58849447bb4326ea68fd30ed4/FLAG268147778 [2023-11-23 21:24:13,623 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/data/1f23db8e3/7c8e1db58849447bb4326ea68fd30ed4 [2023-11-23 21:24:13,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:24:13,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:24:13,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:24:13,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:24:13,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:24:13,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:24:13" (1/1) ... [2023-11-23 21:24:13,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d8e12c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:13, skipping insertion in model container [2023-11-23 21:24:13,636 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:24:13" (1/1) ... [2023-11-23 21:24:13,671 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:24:13,823 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_68335532-9267-430f-8f8c-75c80334d94a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i[919,932] [2023-11-23 21:24:13,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:24:13,954 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:24:13,964 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_68335532-9267-430f-8f8c-75c80334d94a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i[919,932] [2023-11-23 21:24:14,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:24:14,064 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:24:14,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14 WrapperNode [2023-11-23 21:24:14,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:24:14,066 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:24:14,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:24:14,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:24:14,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,089 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,146 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 243 [2023-11-23 21:24:14,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:24:14,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:24:14,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:24:14,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:24:14,157 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,163 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,164 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,184 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,195 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,199 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,208 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:24:14,209 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:24:14,210 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:24:14,210 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:24:14,211 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:24:14,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:24:14,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:24:14,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:24:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:24:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:24:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:24:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:24:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:24:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:24:14,453 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:24:14,455 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:24:15,096 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:24:15,517 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:24:15,518 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:24:15,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:15 BoogieIcfgContainer [2023-11-23 21:24:15,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:24:15,526 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:24:15,526 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:24:15,530 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:24:15,530 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:24:13" (1/3) ... [2023-11-23 21:24:15,532 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52e45b1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:15, skipping insertion in model container [2023-11-23 21:24:15,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (2/3) ... [2023-11-23 21:24:15,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52e45b1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:15, skipping insertion in model container [2023-11-23 21:24:15,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:15" (3/3) ... [2023-11-23 21:24:15,536 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i [2023-11-23 21:24:15,561 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:24:15,562 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:24:15,639 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:24:15,648 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;@3f85d881, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:24:15,649 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:24:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-23 21:24:15,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-23 21:24:15,671 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:15,672 INFO L195 NwaCegarLoop]: trace histogram [37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:15,673 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:15,678 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:15,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1396584287, now seen corresponding path program 1 times [2023-11-23 21:24:15,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:24:15,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899939384] [2023-11-23 21:24:15,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:15,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:24:15,995 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:24:15,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1009988174] [2023-11-23 21:24:15,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:15,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:24:16,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:24:16,008 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:24:16,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:24:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:24:16,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:24:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:24:17,010 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:24:17,013 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:24:17,014 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:24:17,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:17,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:24:17,231 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:24:17,235 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:24:17,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:24:17 BoogieIcfgContainer [2023-11-23 21:24:17,452 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:24:17,453 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:24:17,453 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:24:17,454 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:24:17,454 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:15" (3/4) ... [2023-11-23 21:24:17,461 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:24:17,462 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:24:17,464 INFO L158 Benchmark]: Toolchain (without parser) took 3836.23ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 104.4MB in the beginning and 112.9MB in the end (delta: -8.5MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-11-23 21:24:17,464 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 151.0MB. Free memory is still 120.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:24:17,466 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.14ms. Allocated memory is still 151.0MB. Free memory was 103.8MB in the beginning and 87.9MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:24:17,467 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.39ms. Allocated memory is still 151.0MB. Free memory was 87.9MB in the beginning and 82.1MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:24:17,474 INFO L158 Benchmark]: Boogie Preprocessor took 61.58ms. Allocated memory is still 151.0MB. Free memory was 82.1MB in the beginning and 79.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:24:17,476 INFO L158 Benchmark]: RCFGBuilder took 1311.29ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 79.5MB in the beginning and 104.6MB in the end (delta: -25.1MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2023-11-23 21:24:17,478 INFO L158 Benchmark]: TraceAbstraction took 1926.61ms. Allocated memory is still 186.6MB. Free memory was 104.6MB in the beginning and 112.9MB in the end (delta: -8.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:24:17,478 INFO L158 Benchmark]: Witness Printer took 9.17ms. Allocated memory is still 186.6MB. Free memory is still 112.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:24:17,487 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 151.0MB. Free memory is still 120.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.14ms. Allocated memory is still 151.0MB. Free memory was 103.8MB in the beginning and 87.9MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.39ms. Allocated memory is still 151.0MB. Free memory was 87.9MB in the beginning and 82.1MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.58ms. Allocated memory is still 151.0MB. Free memory was 82.1MB in the beginning and 79.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1311.29ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 79.5MB in the beginning and 104.6MB in the end (delta: -25.1MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1926.61ms. Allocated memory is still 186.6MB. Free memory was 104.6MB in the beginning and 112.9MB in the end (delta: -8.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.17ms. Allocated memory is still 186.6MB. Free memory is still 112.9MB. 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 65, overapproximation of bitwiseOr at line 97, overapproximation of someBinaryArithmeticDOUBLEoperation at line 87, overapproximation of someUnaryDOUBLEoperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 98. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] signed char var_1_4 = 16; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 1; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_10 = 128; [L29] unsigned char var_1_11 = 64; [L30] signed char var_1_12 = -10; [L31] signed char var_1_13 = -10; [L32] signed char var_1_14 = -25; [L33] double var_1_15 = 64.875; [L34] double var_1_17 = 1.625; [L35] double var_1_18 = 32.2; [L36] double var_1_19 = 8.6; [L37] double var_1_20 = 10.5; [L38] signed short int var_1_21 = -64; [L39] unsigned char var_1_22 = 25; [L40] unsigned char var_1_23 = 0; [L41] unsigned long int var_1_24 = 5; [L42] double var_1_25 = 0.75; [L43] double var_1_26 = 99999999999999.5; [L44] unsigned char var_1_27 = 4; [L45] unsigned char var_1_30 = 1; [L46] unsigned char var_1_31 = 50; [L47] unsigned char var_1_32 = 0; [L48] unsigned char var_1_33 = 50; [L49] unsigned char var_1_34 = 64; [L50] signed short int var_1_35 = -64; [L51] signed char var_1_36 = -10; [L52] unsigned char var_1_37 = 2; [L53] signed char var_1_38 = -2; [L54] signed long int var_1_39 = 256; [L55] double var_1_40 = 31.6; [L56] double var_1_41 = 5.4; [L57] signed short int var_1_42 = 5; [L58] signed short int last_1_var_1_21 = -64; [L59] unsigned char last_1_var_1_22 = 25; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L196] last_1_var_1_21 = var_1_21 [L197] last_1_var_1_22 = var_1_22 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L136] var_1_4 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L138] CALL assume_abort_if_not(var_1_4 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_4 <= 32) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L139] var_1_5 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_6=1, var_1_8=1, var_1_9=0] [L141] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L142] var_1_6 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_8=1, var_1_9=0] [L144] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L145] var_1_9 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1] [L147] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L148] var_1_10 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_10 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_10 >= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L150] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L151] var_1_11 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L153] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L154] var_1_13 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_13 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_13 >= -31) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_13 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_13 <= 31) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L157] var_1_14 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L159] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L160] var_1_17 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L162] var_1_18 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L164] var_1_19 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L166] var_1_20 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L168] var_1_26 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L170] var_1_30 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L172] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L173] var_1_31 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L175] CALL assume_abort_if_not(var_1_31 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_31 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L176] var_1_32 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L178] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L179] var_1_33 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L181] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L182] var_1_34 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L184] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L185] var_1_37 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L187] CALL assume_abort_if_not(var_1_37 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_37 <= 255) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L188] CALL assume_abort_if_not(var_1_37 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_37=5, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_37 != 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_37=5, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L189] var_1_38 = __VERIFIER_nondet_char() [L190] CALL assume_abort_if_not(var_1_38 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_37=5, var_1_38=-64, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_38 >= -127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_37=5, var_1_38=-64, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L191] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_37=5, var_1_38=-64, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_37=5, var_1_38=-64, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L192] var_1_41 = __VERIFIER_nondet_double() [L193] CALL assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_37=5, var_1_38=-64, var_1_39=256, var_1_40=158/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=-10, var_1_13=31, var_1_14=-33, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-10, var_1_37=5, var_1_38=-64, var_1_39=256, var_1_40=158/5, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L208] RET updateVariables() [L209] CALL step() [L63] signed long int stepLocal_1 = ~ last_1_var_1_21; [L64] unsigned char stepLocal_0 = var_1_5; [L65] EXPR last_1_var_1_22 >> var_1_4 [L65] COND TRUE stepLocal_1 != (last_1_var_1_22 >> var_1_4) [L66] COND TRUE stepLocal_0 || var_1_6 [L67] var_1_1 = var_1_4 [L74] COND TRUE var_1_33 >= (var_1_24 % ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37)))) [L75] COND TRUE var_1_32 < var_1_34 [L76] COND TRUE var_1_30 && (((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) <= var_1_37) [L77] var_1_36 = var_1_38 [L81] var_1_42 = var_1_24 [L82] COND FALSE !(\read(var_1_9)) [L85] unsigned short int stepLocal_3 = var_1_1; [L86] COND FALSE !(var_1_4 > stepLocal_3) [L89] var_1_15 = var_1_17 [L91] COND FALSE !(var_1_12 > var_1_22) [L94] COND FALSE !(var_1_8 < ((((var_1_38) < (-64)) ? (var_1_38) : (-64)))) [L97] EXPR var_1_37 | var_1_31 [L97] COND FALSE !((var_1_37 | var_1_31) < (8 + var_1_21)) [L101] COND TRUE ((- var_1_11) < 8) || var_1_9 [L102] var_1_22 = (var_1_4 + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) [L104] var_1_25 = var_1_26 [L105] var_1_23 = (var_1_11 + var_1_4) [L106] COND FALSE !(var_1_18 <= var_1_20) [L109] COND TRUE 9.99999999999998E13 < var_1_20 [L110] var_1_24 = var_1_1 [L113] COND FALSE !(var_1_6 || var_1_9) [L118] signed short int stepLocal_2 = var_1_21; [L119] COND TRUE var_1_10 > stepLocal_2 [L120] var_1_12 = ((var_1_4 + var_1_13) + var_1_14) [L122] COND FALSE !((var_1_26 >= var_1_15) && (var_1_8 >= var_1_24)) [L129] COND TRUE var_1_26 > var_1_15 [L130] COND FALSE !(var_1_8 >= var_1_34) [L209] RET step() [L210] CALL, EXPR property() [L200] EXPR last_1_var_1_22 >> var_1_4 [L200-L201] return (((((((((~ last_1_var_1_21) != (last_1_var_1_22 >> var_1_4)) ? ((var_1_5 || var_1_6) ? (var_1_1 == ((unsigned short int) var_1_4)) : (var_1_1 == ((unsigned short int) last_1_var_1_22))) : (var_1_1 == ((unsigned short int) 100))) && (var_1_9 ? (var_1_8 == ((unsigned char) (var_1_10 - (var_1_11 - var_1_4)))) : 1)) && ((var_1_10 > var_1_21) ? (var_1_12 == ((signed char) ((var_1_4 + var_1_13) + var_1_14))) : 1)) && ((var_1_4 > var_1_1) ? (var_1_15 == ((double) ((var_1_17 - var_1_18) + (((((var_1_19) > (499.25)) ? (var_1_19) : (499.25))) + var_1_20)))) : (var_1_15 == ((double) var_1_17)))) && ((var_1_6 || var_1_9) ? (((var_1_24 % var_1_10) > var_1_22) ? (var_1_21 == ((signed short int) (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) + var_1_14))) : 1) : 1)) && ((((- var_1_11) < 8) || var_1_9) ? (var_1_22 == ((unsigned char) (var_1_4 + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) : 1)) && (var_1_23 == ((unsigned char) (var_1_11 + var_1_4)))) && ((var_1_18 <= var_1_20) ? (var_1_24 == ((unsigned long int) ((((var_1_8) < ((var_1_8 + var_1_11))) ? (var_1_8) : ((var_1_8 + var_1_11)))))) : ((9.99999999999998E13 < var_1_20) ? (var_1_24 == ((unsigned long int) var_1_1)) : 1)) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=0, var_1_13=31, var_1_14=-33, var_1_15=3, var_1_17=3, var_1_1=2, var_1_21=-64, var_1_22=65, var_1_23=65, var_1_24=2, var_1_25=2, var_1_26=2, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-64, var_1_37=5, var_1_38=-64, var_1_39=256, var_1_40=158/5, var_1_41=0, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=127, var_1_11=63, var_1_12=0, var_1_13=31, var_1_14=-33, var_1_15=3, var_1_17=3, var_1_1=2, var_1_21=-64, var_1_22=65, var_1_23=65, var_1_24=2, var_1_25=2, var_1_26=2, var_1_27=4, var_1_30=1, var_1_31=1, var_1_32=0, var_1_33=0, var_1_34=2, var_1_35=-64, var_1_36=-64, var_1_37=5, var_1_38=-64, var_1_39=256, var_1_40=158/5, var_1_41=0, var_1_42=5, var_1_4=2, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 37, 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=67occurred 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, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 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 21:24:17,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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_68335532-9267-430f-8f8c-75c80334d94a/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 5c638eb37fa5d4cd96629d87733c781e3a31a3ebba4446177f78f593aedad992 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:24:20,287 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:24:20,382 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:24:20,389 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:24:20,390 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:24:20,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:24:20,422 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:24:20,423 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:24:20,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:24:20,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:24:20,425 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:24:20,425 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:24:20,426 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:24:20,427 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:24:20,427 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:24:20,428 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:24:20,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:24:20,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:24:20,430 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:24:20,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:24:20,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:24:20,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:24:20,433 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:24:20,433 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:24:20,433 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:24:20,434 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:24:20,434 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:24:20,435 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:24:20,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:24:20,436 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:24:20,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:24:20,437 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:24:20,437 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:24:20,437 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:24:20,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:24:20,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:24:20,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:24:20,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:24:20,439 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:24:20,439 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:20,439 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:24:20,440 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:24:20,440 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:24:20,440 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:24:20,440 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_68335532-9267-430f-8f8c-75c80334d94a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c638eb37fa5d4cd96629d87733c781e3a31a3ebba4446177f78f593aedad992 [2023-11-23 21:24:20,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:24:20,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:24:20,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:24:20,879 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:24:20,879 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:24:20,881 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i [2023-11-23 21:24:24,289 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:24:24,635 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:24:24,638 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i [2023-11-23 21:24:24,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/data/4159c0fc9/fc5d0c9dcc8a40c5a77d50e269fc0496/FLAGe39c9081a [2023-11-23 21:24:24,675 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/data/4159c0fc9/fc5d0c9dcc8a40c5a77d50e269fc0496 [2023-11-23 21:24:24,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:24:24,684 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:24:24,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:24:24,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:24:24,695 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:24:24,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:24:24" (1/1) ... [2023-11-23 21:24:24,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c56e066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:24, skipping insertion in model container [2023-11-23 21:24:24,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:24:24" (1/1) ... [2023-11-23 21:24:24,757 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:24:24,978 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_68335532-9267-430f-8f8c-75c80334d94a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i[919,932] [2023-11-23 21:24:25,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:24:25,118 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:24:25,131 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_68335532-9267-430f-8f8c-75c80334d94a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i[919,932] [2023-11-23 21:24:25,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:24:25,196 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:24:25,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25 WrapperNode [2023-11-23 21:24:25,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:24:25,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:24:25,199 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:24:25,199 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:24:25,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25" (1/1) ... [2023-11-23 21:24:25,223 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25" (1/1) ... [2023-11-23 21:24:25,276 INFO L138 Inliner]: procedures = 27, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 219 [2023-11-23 21:24:25,277 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:24:25,279 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:24:25,279 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:24:25,279 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:24:25,290 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25" (1/1) ... [2023-11-23 21:24:25,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25" (1/1) ... [2023-11-23 21:24:25,298 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25" (1/1) ... [2023-11-23 21:24:25,298 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25" (1/1) ... [2023-11-23 21:24:25,314 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25" (1/1) ... [2023-11-23 21:24:25,319 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25" (1/1) ... [2023-11-23 21:24:25,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25" (1/1) ... [2023-11-23 21:24:25,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25" (1/1) ... [2023-11-23 21:24:25,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:24:25,334 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:24:25,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:24:25,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:24:25,335 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25" (1/1) ... [2023-11-23 21:24:25,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:24:25,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:24:25,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:24:25,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:24:25,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:24:25,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:24:25,458 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:24:25,459 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:24:25,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:24:25,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:24:25,616 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:24:25,619 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:24:30,369 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:24:30,462 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:24:30,463 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:24:30,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:30 BoogieIcfgContainer [2023-11-23 21:24:30,464 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:24:30,469 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:24:30,469 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:24:30,472 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:24:30,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:24:24" (1/3) ... [2023-11-23 21:24:30,474 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ed7f95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:30, skipping insertion in model container [2023-11-23 21:24:30,474 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:25" (2/3) ... [2023-11-23 21:24:30,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ed7f95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:30, skipping insertion in model container [2023-11-23 21:24:30,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:30" (3/3) ... [2023-11-23 21:24:30,478 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-13.i [2023-11-23 21:24:30,498 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:24:30,499 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:24:30,573 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:24:30,583 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;@3e3cd0c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:24:30,584 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:24:30,591 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-23 21:24:30,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-11-23 21:24:30,623 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:30,625 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:30,625 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:30,630 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:30,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1167741829, now seen corresponding path program 1 times [2023-11-23 21:24:30,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:30,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1201860920] [2023-11-23 21:24:30,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:30,652 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 21:24:30,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:30,656 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:30,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:31,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:24:31,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:31,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1224 proven. 0 refuted. 0 times theorem prover too weak. 1440 trivial. 0 not checked. [2023-11-23 21:24:31,542 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:31,543 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:31,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1201860920] [2023-11-23 21:24:31,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1201860920] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:31,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:24:31,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:24:31,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815265230] [2023-11-23 21:24:31,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:31,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:24:31,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:31,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:24:31,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:24:31,587 INFO L87 Difference]: Start difference. First operand has 95 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-23 21:24:33,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:33,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:33,733 INFO L93 Difference]: Finished difference Result 187 states and 343 transitions. [2023-11-23 21:24:33,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:24:33,758 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 227 [2023-11-23 21:24:33,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:33,767 INFO L225 Difference]: With dead ends: 187 [2023-11-23 21:24:33,767 INFO L226 Difference]: Without dead ends: 93 [2023-11-23 21:24:33,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 226 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 21:24:33,775 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:33,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 144 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:24:33,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-23 21:24:33,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2023-11-23 21:24:33,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 54 states have (on average 1.3518518518518519) internal successors, (73), 54 states have internal predecessors, (73), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-23 21:24:33,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 147 transitions. [2023-11-23 21:24:33,841 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 147 transitions. Word has length 227 [2023-11-23 21:24:33,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:33,842 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 147 transitions. [2023-11-23 21:24:33,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-23 21:24:33,842 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2023-11-23 21:24:33,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-11-23 21:24:33,849 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:33,849 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:33,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:34,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:34,071 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:34,072 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:34,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1561889247, now seen corresponding path program 1 times [2023-11-23 21:24:34,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:34,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1393929029] [2023-11-23 21:24:34,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:34,074 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 21:24:34,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:34,076 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:34,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:34,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:24:34,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:38,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-23 21:24:38,039 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:38,040 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:38,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1393929029] [2023-11-23 21:24:38,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1393929029] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:38,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:24:38,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:24:38,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743250236] [2023-11-23 21:24:38,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:38,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:24:38,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:38,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:24:38,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:24:38,056 INFO L87 Difference]: Start difference. First operand 93 states and 147 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, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-23 21:24:41,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:43,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:45,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:47,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:48,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:48,291 INFO L93 Difference]: Finished difference Result 278 states and 440 transitions. [2023-11-23 21:24:48,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:24:48,320 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 228 [2023-11-23 21:24:48,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:48,326 INFO L225 Difference]: With dead ends: 278 [2023-11-23 21:24:48,326 INFO L226 Difference]: Without dead ends: 186 [2023-11-23 21:24:48,327 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:24:48,329 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 130 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 76 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:48,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 480 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 105 Invalid, 4 Unknown, 0 Unchecked, 10.0s Time] [2023-11-23 21:24:48,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2023-11-23 21:24:48,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 168. [2023-11-23 21:24:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 91 states have (on average 1.2857142857142858) internal successors, (117), 91 states have internal predecessors, (117), 74 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-23 21:24:48,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 265 transitions. [2023-11-23 21:24:48,406 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 265 transitions. Word has length 228 [2023-11-23 21:24:48,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:48,413 INFO L495 AbstractCegarLoop]: Abstraction has 168 states and 265 transitions. [2023-11-23 21:24:48,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-23 21:24:48,414 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 265 transitions. [2023-11-23 21:24:48,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-11-23 21:24:48,425 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:48,426 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:48,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:48,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:48,639 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:48,640 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:48,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1948856377, now seen corresponding path program 1 times [2023-11-23 21:24:48,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:48,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1206538998] [2023-11-23 21:24:48,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:48,642 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 21:24:48,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:48,643 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:48,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:49,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:24:49,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:50,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-23 21:24:50,648 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:50,648 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:50,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1206538998] [2023-11-23 21:24:50,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1206538998] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:50,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:24:50,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:24:50,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316736439] [2023-11-23 21:24:50,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:50,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:24:50,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:50,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:24:50,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:24:50,658 INFO L87 Difference]: Start difference. First operand 168 states and 265 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-23 21:24:52,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:52,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:52,773 INFO L93 Difference]: Finished difference Result 354 states and 559 transitions. [2023-11-23 21:24:52,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:24:52,774 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 229 [2023-11-23 21:24:52,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:52,780 INFO L225 Difference]: With dead ends: 354 [2023-11-23 21:24:52,780 INFO L226 Difference]: Without dead ends: 260 [2023-11-23 21:24:52,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:24:52,782 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 38 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:52,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 298 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:24:52,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2023-11-23 21:24:52,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 258. [2023-11-23 21:24:52,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 143 states have (on average 1.3006993006993006) internal successors, (186), 143 states have internal predecessors, (186), 111 states have call successors, (111), 3 states have call predecessors, (111), 3 states have return successors, (111), 111 states have call predecessors, (111), 111 states have call successors, (111) [2023-11-23 21:24:52,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 408 transitions. [2023-11-23 21:24:52,848 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 408 transitions. Word has length 229 [2023-11-23 21:24:52,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:52,850 INFO L495 AbstractCegarLoop]: Abstraction has 258 states and 408 transitions. [2023-11-23 21:24:52,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-23 21:24:52,850 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 408 transitions. [2023-11-23 21:24:52,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-11-23 21:24:52,854 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:52,855 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:52,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:53,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:53,068 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:53,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:53,069 INFO L85 PathProgramCache]: Analyzing trace with hash 937739127, now seen corresponding path program 1 times [2023-11-23 21:24:53,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:53,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1363975589] [2023-11-23 21:24:53,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:53,071 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 21:24:53,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:53,073 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:53,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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)] Waiting until timeout for monitored process [2023-11-23 21:24:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:53,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:24:53,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:53,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-23 21:24:53,666 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:53,667 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:53,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1363975589] [2023-11-23 21:24:53,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1363975589] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:53,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:24:53,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:24:53,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144421615] [2023-11-23 21:24:53,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:53,669 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:24:53,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:53,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:24:53,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:24:53,671 INFO L87 Difference]: Start difference. First operand 258 states and 408 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-23 21:24:55,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:56,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:56,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:56,951 INFO L93 Difference]: Finished difference Result 515 states and 808 transitions. [2023-11-23 21:24:56,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:24:56,952 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 229 [2023-11-23 21:24:56,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:56,957 INFO L225 Difference]: With dead ends: 515 [2023-11-23 21:24:56,957 INFO L226 Difference]: Without dead ends: 333 [2023-11-23 21:24:56,959 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:24:56,960 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 43 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:56,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 311 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2023-11-23 21:24:56,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2023-11-23 21:24:57,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 329. [2023-11-23 21:24:57,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 200 states have (on average 1.335) internal successors, (267), 202 states have internal predecessors, (267), 123 states have call successors, (123), 5 states have call predecessors, (123), 5 states have return successors, (123), 121 states have call predecessors, (123), 123 states have call successors, (123) [2023-11-23 21:24:57,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 513 transitions. [2023-11-23 21:24:57,034 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 513 transitions. Word has length 229 [2023-11-23 21:24:57,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:57,035 INFO L495 AbstractCegarLoop]: Abstraction has 329 states and 513 transitions. [2023-11-23 21:24:57,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-23 21:24:57,036 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 513 transitions. [2023-11-23 21:24:57,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-11-23 21:24:57,039 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:57,040 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:57,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:57,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:57,253 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:57,253 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:57,254 INFO L85 PathProgramCache]: Analyzing trace with hash -650608775, now seen corresponding path program 1 times [2023-11-23 21:24:57,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:57,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1416203285] [2023-11-23 21:24:57,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:57,255 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 21:24:57,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:57,256 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:57,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:24:57,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:57,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 21:24:57,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:25:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 74 proven. 210 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-23 21:25:00,959 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:25:01,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-23 21:25:01,356 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:25:01,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1416203285] [2023-11-23 21:25:01,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1416203285] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-23 21:25:01,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 21:25:01,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2023-11-23 21:25:01,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699976978] [2023-11-23 21:25:01,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:25:01,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:25:01,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:25:01,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:25:01,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-23 21:25:01,360 INFO L87 Difference]: Start difference. First operand 329 states and 513 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-23 21:25:03,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:25:06,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:25:06,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:25:06,224 INFO L93 Difference]: Finished difference Result 764 states and 1190 transitions. [2023-11-23 21:25:06,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:25:06,225 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 229 [2023-11-23 21:25:06,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:25:06,234 INFO L225 Difference]: With dead ends: 764 [2023-11-23 21:25:06,234 INFO L226 Difference]: Without dead ends: 510 [2023-11-23 21:25:06,236 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 446 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-23 21:25:06,238 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 90 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-11-23 21:25:06,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 424 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 44 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2023-11-23 21:25:06,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2023-11-23 21:25:06,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 356. [2023-11-23 21:25:06,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 227 states have (on average 1.3480176211453745) internal successors, (306), 229 states have internal predecessors, (306), 123 states have call successors, (123), 5 states have call predecessors, (123), 5 states have return successors, (123), 121 states have call predecessors, (123), 123 states have call successors, (123) [2023-11-23 21:25:06,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 552 transitions. [2023-11-23 21:25:06,325 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 552 transitions. Word has length 229 [2023-11-23 21:25:06,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:25:06,326 INFO L495 AbstractCegarLoop]: Abstraction has 356 states and 552 transitions. [2023-11-23 21:25:06,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-23 21:25:06,326 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 552 transitions. [2023-11-23 21:25:06,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-11-23 21:25:06,331 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:25:06,331 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:25:06,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:25:06,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:25:06,547 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:25:06,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:25:06,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1930472453, now seen corresponding path program 1 times [2023-11-23 21:25:06,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:25:06,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [197651578] [2023-11-23 21:25:06,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:25:06,549 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 21:25:06,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:25:06,550 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 21:25:06,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68335532-9267-430f-8f8c-75c80334d94a/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 (7)] Waiting until timeout for monitored process [2023-11-23 21:25:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:25:07,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-23 21:25:07,168 INFO L285 TraceCheckSpWp]: Computing forward predicates...