./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh --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 063560dffd28e6ff007173441068d18177141fab7727eec62b2f4e0016a02efd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 15:24:41,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 15:24:41,582 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 15:24:41,586 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 15:24:41,587 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 15:24:41,610 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 15:24:41,610 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 15:24:41,611 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 15:24:41,612 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 15:24:41,612 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 15:24:41,613 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 15:24:41,613 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 15:24:41,614 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 15:24:41,614 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 15:24:41,615 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 15:24:41,615 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 15:24:41,616 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 15:24:41,616 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 15:24:41,617 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 15:24:41,617 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 15:24:41,617 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 15:24:41,619 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 15:24:41,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 15:24:41,620 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 15:24:41,620 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 15:24:41,621 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 15:24:41,621 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 15:24:41,621 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 15:24:41,622 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 15:24:41,622 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 15:24:41,622 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 15:24:41,623 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 15:24:41,623 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 15:24:41,623 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 15:24:41,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 15:24:41,624 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 15:24:41,624 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 15:24:41,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:24:41,624 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 15:24:41,625 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 15:24:41,625 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 15:24:41,625 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 15:24:41,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 15:24:41,625 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 15:24:41,626 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 15:24:41,626 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 15:24:41,626 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 15:24:41,626 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_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 063560dffd28e6ff007173441068d18177141fab7727eec62b2f4e0016a02efd [2023-12-02 15:24:41,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 15:24:41,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 15:24:41,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 15:24:41,869 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 15:24:41,871 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 15:24:41,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i [2023-12-02 15:24:44,605 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 15:24:44,800 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 15:24:44,801 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i [2023-12-02 15:24:44,811 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/data/571107c35/5555e53f275641538604930776e564f5/FLAG8ae27ca29 [2023-12-02 15:24:44,824 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/data/571107c35/5555e53f275641538604930776e564f5 [2023-12-02 15:24:44,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 15:24:44,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 15:24:44,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 15:24:44,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 15:24:44,835 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 15:24:44,836 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:24:44" (1/1) ... [2023-12-02 15:24:44,837 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2af15670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:44, skipping insertion in model container [2023-12-02 15:24:44,838 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:24:44" (1/1) ... [2023-12-02 15:24:44,874 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 15:24:45,019 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_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i[919,932] [2023-12-02 15:24:45,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:24:45,104 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 15:24:45,116 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_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i[919,932] [2023-12-02 15:24:45,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:24:45,168 INFO L206 MainTranslator]: Completed translation [2023-12-02 15:24:45,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45 WrapperNode [2023-12-02 15:24:45,168 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 15:24:45,169 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 15:24:45,169 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 15:24:45,169 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 15:24:45,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45" (1/1) ... [2023-12-02 15:24:45,191 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45" (1/1) ... [2023-12-02 15:24:45,234 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 233 [2023-12-02 15:24:45,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 15:24:45,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 15:24:45,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 15:24:45,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 15:24:45,245 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45" (1/1) ... [2023-12-02 15:24:45,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45" (1/1) ... [2023-12-02 15:24:45,250 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45" (1/1) ... [2023-12-02 15:24:45,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45" (1/1) ... [2023-12-02 15:24:45,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45" (1/1) ... [2023-12-02 15:24:45,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45" (1/1) ... [2023-12-02 15:24:45,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45" (1/1) ... [2023-12-02 15:24:45,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45" (1/1) ... [2023-12-02 15:24:45,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 15:24:45,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 15:24:45,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 15:24:45,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 15:24:45,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45" (1/1) ... [2023-12-02 15:24:45,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:24:45,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:24:45,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 15:24:45,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 15:24:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 15:24:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 15:24:45,350 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 15:24:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 15:24:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 15:24:45,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 15:24:45,448 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 15:24:45,450 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 15:24:45,822 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 15:24:46,020 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 15:24:46,020 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 15:24:46,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:24:46 BoogieIcfgContainer [2023-12-02 15:24:46,022 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 15:24:46,024 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 15:24:46,024 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 15:24:46,027 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 15:24:46,027 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:24:44" (1/3) ... [2023-12-02 15:24:46,027 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d129322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:24:46, skipping insertion in model container [2023-12-02 15:24:46,028 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:45" (2/3) ... [2023-12-02 15:24:46,028 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d129322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:24:46, skipping insertion in model container [2023-12-02 15:24:46,028 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:24:46" (3/3) ... [2023-12-02 15:24:46,029 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i [2023-12-02 15:24:46,044 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 15:24:46,045 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 15:24:46,088 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 15:24:46,093 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1832f1af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 15:24:46,093 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 15:24:46,097 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 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) [2023-12-02 15:24:46,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 15:24:46,110 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:24:46,111 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] [2023-12-02 15:24:46,111 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:24:46,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:24:46,116 INFO L85 PathProgramCache]: Analyzing trace with hash 271714509, now seen corresponding path program 1 times [2023-12-02 15:24:46,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:24:46,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223650498] [2023-12-02 15:24:46,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:24:46,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:24:46,293 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 15:24:46,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [666063656] [2023-12-02 15:24:46,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:24:46,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:24:46,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:24:46,297 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:24:46,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 15:24:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 15:24:46,609 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 15:24:46,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 15:24:46,879 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 15:24:46,882 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 15:24:46,883 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 15:24:46,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 15:24:47,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 15:24:47,089 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 15:24:47,092 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 15:24:47,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:24:47 BoogieIcfgContainer [2023-12-02 15:24:47,222 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 15:24:47,223 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 15:24:47,223 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 15:24:47,223 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 15:24:47,224 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:24:46" (3/4) ... [2023-12-02 15:24:47,226 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 15:24:47,227 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 15:24:47,229 INFO L158 Benchmark]: Toolchain (without parser) took 2400.11ms. Allocated memory was 172.0MB in the beginning and 218.1MB in the end (delta: 46.1MB). Free memory was 132.5MB in the beginning and 149.5MB in the end (delta: -17.0MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2023-12-02 15:24:47,229 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 172.0MB. Free memory was 134.7MB in the beginning and 134.7MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 15:24:47,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.15ms. Allocated memory is still 172.0MB. Free memory was 132.0MB in the beginning and 116.0MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 15:24:47,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.45ms. Allocated memory is still 172.0MB. Free memory was 116.0MB in the beginning and 111.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 15:24:47,231 INFO L158 Benchmark]: Boogie Preprocessor took 48.00ms. Allocated memory is still 172.0MB. Free memory was 111.5MB in the beginning and 108.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 15:24:47,232 INFO L158 Benchmark]: RCFGBuilder took 737.68ms. Allocated memory is still 172.0MB. Free memory was 108.9MB in the beginning and 104.8MB in the end (delta: 4.1MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2023-12-02 15:24:47,232 INFO L158 Benchmark]: TraceAbstraction took 1198.57ms. Allocated memory was 172.0MB in the beginning and 218.1MB in the end (delta: 46.1MB). Free memory was 103.5MB in the beginning and 150.5MB in the end (delta: -47.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 15:24:47,233 INFO L158 Benchmark]: Witness Printer took 4.28ms. Allocated memory is still 218.1MB. Free memory was 150.5MB in the beginning and 149.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 15:24:47,237 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 172.0MB. Free memory was 134.7MB in the beginning and 134.7MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.15ms. Allocated memory is still 172.0MB. Free memory was 132.0MB in the beginning and 116.0MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.45ms. Allocated memory is still 172.0MB. Free memory was 116.0MB in the beginning and 111.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.00ms. Allocated memory is still 172.0MB. Free memory was 111.5MB in the beginning and 108.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 737.68ms. Allocated memory is still 172.0MB. Free memory was 108.9MB in the beginning and 104.8MB in the end (delta: 4.1MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1198.57ms. Allocated memory was 172.0MB in the beginning and 218.1MB in the end (delta: 46.1MB). Free memory was 103.5MB in the beginning and 150.5MB in the end (delta: -47.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.28ms. Allocated memory is still 218.1MB. Free memory was 150.5MB in the beginning and 149.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.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 someBinaryFLOATComparisonOperation at line 76, overapproximation of someUnaryDOUBLEoperation at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_5 = -8; [L24] unsigned char var_1_6 = 10; [L25] unsigned char var_1_7 = 128; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 0; [L29] signed short int var_1_13 = 200; [L30] float var_1_14 = -0.8; [L31] float var_1_15 = 127.25; [L32] float var_1_16 = 3.5; [L33] unsigned short int var_1_17 = 16; [L34] unsigned char var_1_19 = 1; [L35] unsigned char var_1_20 = 0; [L36] unsigned char var_1_21 = 0; [L37] unsigned char var_1_22 = 0; [L38] unsigned char var_1_23 = 1; [L39] signed short int var_1_24 = -32; [L40] unsigned char var_1_25 = 1; [L41] float var_1_26 = 500.65; [L42] signed long int var_1_27 = -8; [L43] float var_1_28 = 255.5; [L44] float var_1_29 = 7.5; [L45] float var_1_30 = 9.8; [L46] unsigned char var_1_31 = 4; [L47] signed long int var_1_32 = 1; [L48] unsigned char var_1_33 = 2; [L49] unsigned short int var_1_34 = 1; [L50] unsigned long int var_1_35 = 10; [L51] unsigned char var_1_36 = 10; [L52] unsigned char var_1_37 = 128; [L53] unsigned char var_1_38 = 16; [L54] unsigned char var_1_39 = 0; [L55] unsigned short int var_1_40 = 10; [L56] unsigned short int var_1_41 = 128; [L57] unsigned short int var_1_42 = 40597; [L58] signed short int last_1_var_1_1 = 16; [L59] unsigned char last_1_var_1_6 = 10; [L60] unsigned char last_1_var_1_8 = 1; [L61] signed short int last_1_var_1_13 = 200; [L220] isInitial = 1 [L221] FCALL initially() [L222] COND TRUE 1 [L223] CALL updateLastVariables() [L210] last_1_var_1_1 = var_1_1 [L211] last_1_var_1_6 = var_1_6 [L212] last_1_var_1_8 = var_1_8 [L213] last_1_var_1_13 = var_1_13 [L223] RET updateLastVariables() [L224] CALL updateVariables() [L151] var_1_5 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=128, var_1_8=1] [L153] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=128, var_1_8=1] [L154] var_1_7 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_7 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L156] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L157] var_1_11 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L159] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L160] var_1_12 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L162] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L163] var_1_15 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L165] var_1_16 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L167] var_1_20 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L169] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L170] var_1_22 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L172] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=1, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L173] var_1_23 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L175] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=-32, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L176] var_1_24 = __VERIFIER_nondet_short() [L177] CALL assume_abort_if_not(var_1_24 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_24 >= -32768) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L178] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L181] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L182] var_1_27 = __VERIFIER_nondet_long() [L183] CALL assume_abort_if_not(var_1_27 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_27 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L184] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L185] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L186] var_1_28 = __VERIFIER_nondet_float() [L187] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L188] var_1_29 = __VERIFIER_nondet_float() [L189] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=1, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L190] var_1_32 = __VERIFIER_nondet_long() [L191] CALL assume_abort_if_not(var_1_32 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_32 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L192] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L193] var_1_33 = __VERIFIER_nondet_uchar() [L194] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L195] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L196] var_1_37 = __VERIFIER_nondet_uchar() [L197] CALL assume_abort_if_not(var_1_37 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_37 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L198] CALL assume_abort_if_not(var_1_37 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_37 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L199] var_1_38 = __VERIFIER_nondet_uchar() [L200] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L201] CALL assume_abort_if_not(var_1_38 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_38 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=127, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L202] var_1_39 = __VERIFIER_nondet_uchar() [L203] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=127, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=127, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L204] CALL assume_abort_if_not(var_1_39 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=127, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_39 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=127, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L205] var_1_42 = __VERIFIER_nondet_ushort() [L206] CALL assume_abort_if_not(var_1_42 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=127, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=65534, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_42 >= 32767) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=127, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=65534, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L207] CALL assume_abort_if_not(var_1_42 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=127, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=65534, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not(var_1_42 <= 65534) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=127, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=65534, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=1] [L224] RET updateVariables() [L225] CALL step() [L65] signed long int stepLocal_6 = last_1_var_1_1; [L66] unsigned char stepLocal_5 = ((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5; [L67] COND TRUE stepLocal_5 || last_1_var_1_8 [L68] COND FALSE !(stepLocal_6 <= last_1_var_1_6) [L71] var_1_14 = var_1_16 [L76] COND FALSE !((- var_1_28) < ((((var_1_26) > (var_1_29)) ? (var_1_26) : (var_1_29)))) [L79] COND TRUE \read(var_1_25) [L80] var_1_35 = var_1_33 [L82] COND TRUE \read(var_1_25) [L83] var_1_36 = (var_1_37 - var_1_38) [L87] COND FALSE !(var_1_33 <= (~ var_1_34)) [L92] var_1_41 = var_1_36 [L94] COND TRUE var_1_14 <= var_1_15 [L95] var_1_19 = (var_1_12 || var_1_20) [L97] COND FALSE !(var_1_5 >= -2) [L100] COND FALSE !(((((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) < (var_1_24)) ? (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) : (var_1_24))) <= var_1_32) [L103] COND TRUE (- var_1_36) != var_1_34 [L104] var_1_40 = var_1_39 [L106] unsigned char stepLocal_4 = var_1_6; [L107] signed long int stepLocal_3 = var_1_6 / var_1_7; [L108] COND TRUE last_1_var_1_13 >= stepLocal_3 [L109] COND TRUE stepLocal_4 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5))) [L110] var_1_13 = var_1_7 [L117] COND FALSE !(((var_1_24 + 25) % var_1_27) < 2) [L120] unsigned char stepLocal_7 = var_1_6; [L121] COND FALSE !(stepLocal_7 > var_1_6) [L124] COND FALSE !(var_1_31 < ((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24)))) [L127] unsigned char stepLocal_0 = var_1_6; [L128] COND FALSE !(\read(var_1_19)) [L131] COND FALSE !(((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= stepLocal_0) [L135] COND FALSE !(var_1_22 || var_1_23) [L138] unsigned char stepLocal_2 = var_1_19 && var_1_19; [L139] unsigned char stepLocal_1 = var_1_7; [L140] COND FALSE !((49.5f <= var_1_14) && stepLocal_2) [L147] var_1_8 = var_1_12 [L225] RET step() [L226] CALL, EXPR property() [L216-L217] return ((((((var_1_19 ? (var_1_1 == ((signed short int) ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) : ((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= var_1_6) ? (var_1_1 == ((signed short int) var_1_5)) : 1)) && ((var_1_5 >= -2) ? (var_1_6 == ((unsigned char) (var_1_7 - 100))) : 1)) && (((49.5f <= var_1_14) && (var_1_19 && var_1_19)) ? ((var_1_13 < var_1_7) ? (var_1_8 == ((unsigned char) (var_1_19 || var_1_11))) : (var_1_8 == ((unsigned char) var_1_11))) : (var_1_8 == ((unsigned char) var_1_12)))) && ((last_1_var_1_13 >= (var_1_6 / var_1_7)) ? ((var_1_6 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5)))) ? (var_1_13 == ((signed short int) var_1_7)) : (var_1_13 == ((signed short int) last_1_var_1_13))) : (var_1_13 == ((signed short int) var_1_6)))) && (((((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5) || last_1_var_1_8) ? ((last_1_var_1_1 <= last_1_var_1_6) ? (var_1_14 == ((float) (var_1_15 + var_1_16))) : (var_1_14 == ((float) var_1_16))) : (var_1_14 == ((float) var_1_16)))) && ((var_1_6 > var_1_6) ? (var_1_17 == ((unsigned short int) ((((25) > ((var_1_13 + var_1_6))) ? (25) : ((var_1_13 + var_1_6)))))) : 1)) && ((var_1_14 <= var_1_15) ? (var_1_19 == ((unsigned char) (var_1_12 || var_1_20))) : 1) ; [L226] RET, EXPR property() [L226] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_29=0, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=5, var_1_36=127, var_1_37=254, var_1_38=127, var_1_39=127, var_1_40=127, var_1_41=127, var_1_42=65534, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=0, var_1_1=16, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=4, var_1_25=1, var_1_26=10013/20, var_1_27=6, var_1_29=0, var_1_30=49/5, var_1_31=4, var_1_32=3, var_1_33=5, var_1_34=1, var_1_35=5, var_1_36=127, var_1_37=254, var_1_38=127, var_1_39=127, var_1_40=127, var_1_41=127, var_1_42=65534, var_1_5=-9, var_1_6=10, var_1_7=201, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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=66occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 135 NumberOfCodeBlocks, 135 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 [2023-12-02 15:24:47,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh --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 063560dffd28e6ff007173441068d18177141fab7727eec62b2f4e0016a02efd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 15:24:49,184 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 15:24:49,260 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 15:24:49,266 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 15:24:49,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 15:24:49,294 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 15:24:49,295 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 15:24:49,296 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 15:24:49,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 15:24:49,297 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 15:24:49,298 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 15:24:49,298 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 15:24:49,299 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 15:24:49,299 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 15:24:49,300 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 15:24:49,300 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 15:24:49,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 15:24:49,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 15:24:49,302 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 15:24:49,302 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 15:24:49,303 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 15:24:49,304 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 15:24:49,304 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 15:24:49,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 15:24:49,305 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 15:24:49,305 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 15:24:49,306 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 15:24:49,306 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 15:24:49,307 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 15:24:49,307 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 15:24:49,308 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 15:24:49,308 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 15:24:49,308 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 15:24:49,309 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 15:24:49,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:24:49,309 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 15:24:49,309 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 15:24:49,310 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 15:24:49,310 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 15:24:49,310 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 15:24:49,310 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 15:24:49,311 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 15:24:49,311 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 15:24:49,311 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 15:24:49,311 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_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 063560dffd28e6ff007173441068d18177141fab7727eec62b2f4e0016a02efd [2023-12-02 15:24:49,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 15:24:49,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 15:24:49,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 15:24:49,621 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 15:24:49,621 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 15:24:49,623 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i [2023-12-02 15:24:52,402 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 15:24:52,624 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 15:24:52,625 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i [2023-12-02 15:24:52,635 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/data/5778d7e4e/a09b036029f9459aacc0023468d12d23/FLAG20b50a3d9 [2023-12-02 15:24:52,650 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/data/5778d7e4e/a09b036029f9459aacc0023468d12d23 [2023-12-02 15:24:52,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 15:24:52,654 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 15:24:52,656 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 15:24:52,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 15:24:52,661 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 15:24:52,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:24:52" (1/1) ... [2023-12-02 15:24:52,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@325dd169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:52, skipping insertion in model container [2023-12-02 15:24:52,663 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:24:52" (1/1) ... [2023-12-02 15:24:52,697 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 15:24:52,852 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_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i[919,932] [2023-12-02 15:24:52,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:24:52,943 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 15:24:52,955 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_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i[919,932] [2023-12-02 15:24:52,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:24:53,015 INFO L206 MainTranslator]: Completed translation [2023-12-02 15:24:53,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53 WrapperNode [2023-12-02 15:24:53,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 15:24:53,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 15:24:53,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 15:24:53,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 15:24:53,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53" (1/1) ... [2023-12-02 15:24:53,038 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53" (1/1) ... [2023-12-02 15:24:53,069 INFO L138 Inliner]: procedures = 27, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 229 [2023-12-02 15:24:53,070 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 15:24:53,070 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 15:24:53,070 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 15:24:53,071 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 15:24:53,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53" (1/1) ... [2023-12-02 15:24:53,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53" (1/1) ... [2023-12-02 15:24:53,098 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53" (1/1) ... [2023-12-02 15:24:53,098 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53" (1/1) ... [2023-12-02 15:24:53,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53" (1/1) ... [2023-12-02 15:24:53,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53" (1/1) ... [2023-12-02 15:24:53,121 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53" (1/1) ... [2023-12-02 15:24:53,124 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53" (1/1) ... [2023-12-02 15:24:53,151 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 15:24:53,152 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 15:24:53,152 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 15:24:53,152 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 15:24:53,153 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53" (1/1) ... [2023-12-02 15:24:53,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:24:53,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:24:53,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 15:24:53,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 15:24:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 15:24:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 15:24:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 15:24:53,220 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 15:24:53,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 15:24:53,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 15:24:53,320 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 15:24:53,322 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 15:24:53,959 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 15:24:54,005 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 15:24:54,006 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 15:24:54,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:24:54 BoogieIcfgContainer [2023-12-02 15:24:54,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 15:24:54,009 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 15:24:54,009 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 15:24:54,012 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 15:24:54,013 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:24:52" (1/3) ... [2023-12-02 15:24:54,013 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d50f482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:24:54, skipping insertion in model container [2023-12-02 15:24:54,013 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:24:53" (2/3) ... [2023-12-02 15:24:54,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d50f482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:24:54, skipping insertion in model container [2023-12-02 15:24:54,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:24:54" (3/3) ... [2023-12-02 15:24:54,015 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-42.i [2023-12-02 15:24:54,034 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 15:24:54,034 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 15:24:54,085 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 15:24:54,092 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;@371139ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 15:24:54,093 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 15:24:54,096 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 56 states have internal predecessors, (81), 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) [2023-12-02 15:24:54,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-12-02 15:24:54,122 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:24:54,123 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, 1] [2023-12-02 15:24:54,123 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:24:54,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:24:54,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1170944117, now seen corresponding path program 1 times [2023-12-02 15:24:54,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:24:54,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [234543326] [2023-12-02 15:24:54,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:24:54,144 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 [2023-12-02 15:24:54,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:24:54,148 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:24:54,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:24:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:24:54,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 15:24:54,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:24:54,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1172 proven. 0 refuted. 0 times theorem prover too weak. 1492 trivial. 0 not checked. [2023-12-02 15:24:54,631 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:24:54,632 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:24:54,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [234543326] [2023-12-02 15:24:54,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [234543326] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:24:54,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:24:54,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 15:24:54,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417834335] [2023-12-02 15:24:54,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:24:54,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 15:24:54,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:24:54,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 15:24:54,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 15:24:54,673 INFO L87 Difference]: Start difference. First operand has 95 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 56 states have internal predecessors, (81), 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 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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) [2023-12-02 15:24:54,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:24:54,869 INFO L93 Difference]: Finished difference Result 186 states and 343 transitions. [2023-12-02 15:24:54,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 15:24:54,877 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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 230 [2023-12-02 15:24:54,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:24:54,885 INFO L225 Difference]: With dead ends: 186 [2023-12-02 15:24:54,885 INFO L226 Difference]: Without dead ends: 92 [2023-12-02 15:24:54,889 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 15:24:54,892 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 15:24:54,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 144 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 15:24:54,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-12-02 15:24:54,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2023-12-02 15:24:54,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 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) [2023-12-02 15:24:54,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 147 transitions. [2023-12-02 15:24:54,953 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 147 transitions. Word has length 230 [2023-12-02 15:24:54,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:24:54,953 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 147 transitions. [2023-12-02 15:24:54,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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) [2023-12-02 15:24:54,954 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 147 transitions. [2023-12-02 15:24:54,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-12-02 15:24:54,960 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:24:54,960 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, 1] [2023-12-02 15:24:54,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:24:55,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:24:55,165 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:24:55,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:24:55,166 INFO L85 PathProgramCache]: Analyzing trace with hash 679563021, now seen corresponding path program 1 times [2023-12-02 15:24:55,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:24:55,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [382822688] [2023-12-02 15:24:55,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:24:55,167 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 [2023-12-02 15:24:55,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:24:55,169 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:24:55,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:24:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:24:55,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 15:24:55,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:24:56,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-12-02 15:24:56,108 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:24:56,108 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:24:56,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [382822688] [2023-12-02 15:24:56,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [382822688] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:24:56,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:24:56,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 15:24:56,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681328465] [2023-12-02 15:24:56,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:24:56,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 15:24:56,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:24:56,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 15:24:56,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 15:24:56,113 INFO L87 Difference]: Start difference. First operand 92 states and 147 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2023-12-02 15:24:56,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:24:56,684 INFO L93 Difference]: Finished difference Result 275 states and 440 transitions. [2023-12-02 15:24:56,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 15:24:56,691 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 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 230 [2023-12-02 15:24:56,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:24:56,696 INFO L225 Difference]: With dead ends: 275 [2023-12-02 15:24:56,696 INFO L226 Difference]: Without dead ends: 184 [2023-12-02 15:24:56,697 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 15:24:56,699 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 110 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-02 15:24:56,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 426 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-02 15:24:56,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2023-12-02 15:24:56,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 155. [2023-12-02 15:24:56,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 78 states have (on average 1.2564102564102564) internal successors, (98), 78 states have internal predecessors, (98), 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) [2023-12-02 15:24:56,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 246 transitions. [2023-12-02 15:24:56,746 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 246 transitions. Word has length 230 [2023-12-02 15:24:56,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:24:56,748 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 246 transitions. [2023-12-02 15:24:56,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2023-12-02 15:24:56,748 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 246 transitions. [2023-12-02 15:24:56,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-02 15:24:56,753 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:24:56,753 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, 1, 1] [2023-12-02 15:24:56,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-02 15:24:56,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:24:56,957 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:24:56,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:24:56,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1410003874, now seen corresponding path program 1 times [2023-12-02 15:24:56,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:24:56,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1614887980] [2023-12-02 15:24:56,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:24:56,959 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 [2023-12-02 15:24:56,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:24:56,960 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:24:56,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:24:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:24:57,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 15:24:57,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:24:57,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1368 proven. 54 refuted. 0 times theorem prover too weak. 1242 trivial. 0 not checked. [2023-12-02 15:24:57,573 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:24:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 54 proven. 54 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-02 15:24:57,836 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:24:57,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1614887980] [2023-12-02 15:24:57,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1614887980] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 15:24:57,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1254589341] [2023-12-02 15:24:57,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:24:57,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:24:57,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:24:57,857 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:24:57,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 15:24:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:24:58,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 15:24:58,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:24:58,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-12-02 15:24:58,376 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:24:58,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1254589341] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:24:58,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 15:24:58,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 8 [2023-12-02 15:24:58,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711855042] [2023-12-02 15:24:58,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:24:58,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 15:24:58,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:24:58,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 15:24:58,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-12-02 15:24:58,379 INFO L87 Difference]: Start difference. First operand 155 states and 246 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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) [2023-12-02 15:24:58,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:24:58,526 INFO L93 Difference]: Finished difference Result 304 states and 482 transitions. [2023-12-02 15:24:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 15:24:58,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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 231 [2023-12-02 15:24:58,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:24:58,531 INFO L225 Difference]: With dead ends: 304 [2023-12-02 15:24:58,531 INFO L226 Difference]: Without dead ends: 213 [2023-12-02 15:24:58,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 690 GetRequests, 683 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-12-02 15:24:58,533 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 88 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 15:24:58,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 327 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 15:24:58,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2023-12-02 15:24:58,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 210. [2023-12-02 15:24:58,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 114 states have (on average 1.3070175438596492) internal successors, (149), 115 states have internal predecessors, (149), 92 states have call successors, (92), 3 states have call predecessors, (92), 3 states have return successors, (92), 91 states have call predecessors, (92), 92 states have call successors, (92) [2023-12-02 15:24:58,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 333 transitions. [2023-12-02 15:24:58,570 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 333 transitions. Word has length 231 [2023-12-02 15:24:58,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:24:58,572 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 333 transitions. [2023-12-02 15:24:58,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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) [2023-12-02 15:24:58,572 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 333 transitions. [2023-12-02 15:24:58,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-02 15:24:58,576 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:24:58,576 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, 1, 1] [2023-12-02 15:24:58,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 15:24:58,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 15:24:58,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 15:24:58,981 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:24:58,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:24:58,982 INFO L85 PathProgramCache]: Analyzing trace with hash 2067314972, now seen corresponding path program 1 times [2023-12-02 15:24:58,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:24:58,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1670867479] [2023-12-02 15:24:58,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:24:58,983 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 [2023-12-02 15:24:58,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:24:58,984 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:24:58,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:24:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:24:59,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 15:24:59,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:24:59,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1368 proven. 54 refuted. 0 times theorem prover too weak. 1242 trivial. 0 not checked. [2023-12-02 15:24:59,545 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:24:59,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 54 proven. 54 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-02 15:24:59,769 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:24:59,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1670867479] [2023-12-02 15:24:59,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1670867479] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 15:24:59,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1188119739] [2023-12-02 15:24:59,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:24:59,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:24:59,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:24:59,774 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:24:59,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 15:25:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:25:00,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 15:25:00,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:25:01,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-12-02 15:25:01,362 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:25:01,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1188119739] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:25:01,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 15:25:01,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 11 [2023-12-02 15:25:01,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124162256] [2023-12-02 15:25:01,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:25:01,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 15:25:01,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:25:01,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 15:25:01,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2023-12-02 15:25:01,364 INFO L87 Difference]: Start difference. First operand 210 states and 333 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 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) [2023-12-02 15:25:05,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:25:05,616 INFO L93 Difference]: Finished difference Result 622 states and 980 transitions. [2023-12-02 15:25:05,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 15:25:05,624 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 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 231 [2023-12-02 15:25:05,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:25:05,630 INFO L225 Difference]: With dead ends: 622 [2023-12-02 15:25:05,630 INFO L226 Difference]: Without dead ends: 476 [2023-12-02 15:25:05,631 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 694 GetRequests, 680 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2023-12-02 15:25:05,632 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 196 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 638 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-12-02 15:25:05,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 638 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2023-12-02 15:25:05,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2023-12-02 15:25:05,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 406. [2023-12-02 15:25:05,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 406 states, 247 states have (on average 1.3805668016194332) internal successors, (341), 251 states have internal predecessors, (341), 151 states have call successors, (151), 7 states have call predecessors, (151), 7 states have return successors, (151), 147 states have call predecessors, (151), 151 states have call successors, (151) [2023-12-02 15:25:05,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 643 transitions. [2023-12-02 15:25:05,699 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 643 transitions. Word has length 231 [2023-12-02 15:25:05,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:25:05,700 INFO L495 AbstractCegarLoop]: Abstraction has 406 states and 643 transitions. [2023-12-02 15:25:05,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 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) [2023-12-02 15:25:05,700 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 643 transitions. [2023-12-02 15:25:05,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-02 15:25:05,703 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:25:05,704 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, 1, 1] [2023-12-02 15:25:05,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-02 15:25:05,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 15:25:06,104 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:25:06,105 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:25:06,105 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:25:06,105 INFO L85 PathProgramCache]: Analyzing trace with hash 478967070, now seen corresponding path program 1 times [2023-12-02 15:25:06,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:25:06,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [366934634] [2023-12-02 15:25:06,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:25:06,107 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 [2023-12-02 15:25:06,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:25:06,108 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:25:06,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-12-02 15:25:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:25:06,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 15:25:06,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:25:06,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1368 proven. 54 refuted. 0 times theorem prover too weak. 1242 trivial. 0 not checked. [2023-12-02 15:25:06,641 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:25:06,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 54 proven. 54 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-02 15:25:06,853 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:25:06,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [366934634] [2023-12-02 15:25:06,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [366934634] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 15:25:06,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1853740398] [2023-12-02 15:25:06,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:25:06,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:25:06,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:25:06,859 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:25:06,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-02 15:25:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:25:07,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 15:25:07,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:25:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-12-02 15:25:09,005 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:25:09,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1853740398] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:25:09,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 15:25:09,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 10 [2023-12-02 15:25:09,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40042482] [2023-12-02 15:25:09,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:25:09,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 15:25:09,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:25:09,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 15:25:09,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-12-02 15:25:09,007 INFO L87 Difference]: Start difference. First operand 406 states and 643 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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) [2023-12-02 15:25:12,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:25:12,840 INFO L93 Difference]: Finished difference Result 730 states and 1158 transitions. [2023-12-02 15:25:12,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 15:25:12,841 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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 231 [2023-12-02 15:25:12,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:25:12,847 INFO L225 Difference]: With dead ends: 730 [2023-12-02 15:25:12,847 INFO L226 Difference]: Without dead ends: 584 [2023-12-02 15:25:12,848 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 693 GetRequests, 681 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2023-12-02 15:25:12,849 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 126 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 541 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-12-02 15:25:12,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 541 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2023-12-02 15:25:12,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2023-12-02 15:25:12,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 550. [2023-12-02 15:25:12,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 334 states have (on average 1.3802395209580838) internal successors, (461), 339 states have internal predecessors, (461), 206 states have call successors, (206), 9 states have call predecessors, (206), 9 states have return successors, (206), 201 states have call predecessors, (206), 206 states have call successors, (206) [2023-12-02 15:25:12,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 873 transitions. [2023-12-02 15:25:12,937 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 873 transitions. Word has length 231 [2023-12-02 15:25:12,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:25:12,938 INFO L495 AbstractCegarLoop]: Abstraction has 550 states and 873 transitions. [2023-12-02 15:25:12,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 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) [2023-12-02 15:25:12,939 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 873 transitions. [2023-12-02 15:25:12,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-02 15:25:12,941 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:25:12,941 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, 1, 1, 1] [2023-12-02 15:25:12,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-12-02 15:25:13,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-02 15:25:13,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 15:25:13,345 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:25:13,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:25:13,345 INFO L85 PathProgramCache]: Analyzing trace with hash 217124982, now seen corresponding path program 1 times [2023-12-02 15:25:13,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:25:13,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1716527479] [2023-12-02 15:25:13,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:25:13,346 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 [2023-12-02 15:25:13,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:25:13,347 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:25:13,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Waiting until timeout for monitored process [2023-12-02 15:25:13,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:25:13,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 15:25:13,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:25:13,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1368 proven. 54 refuted. 0 times theorem prover too weak. 1242 trivial. 0 not checked. [2023-12-02 15:25:13,805 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:25:13,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 54 proven. 54 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-02 15:25:13,970 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:25:13,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1716527479] [2023-12-02 15:25:13,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1716527479] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 15:25:13,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1340866346] [2023-12-02 15:25:13,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:25:13,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:25:13,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:25:13,971 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:25:13,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-02 15:25:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:25:14,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 15:25:14,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:25:14,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1368 proven. 54 refuted. 0 times theorem prover too weak. 1242 trivial. 0 not checked. [2023-12-02 15:25:14,946 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:25:15,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 54 proven. 54 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-02 15:25:15,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1340866346] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 15:25:15,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [899212787] [2023-12-02 15:25:15,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:25:15,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:25:15,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:25:15,094 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:25:15,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-12-02 15:25:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:25:15,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 15:25:15,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:25:15,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1368 proven. 54 refuted. 0 times theorem prover too weak. 1242 trivial. 0 not checked. [2023-12-02 15:25:15,446 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:25:15,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 54 proven. 54 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-02 15:25:15,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [899212787] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 15:25:15,579 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 15:25:15,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-12-02 15:25:15,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224777380] [2023-12-02 15:25:15,580 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 15:25:15,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 15:25:15,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:25:15,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 15:25:15,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 15:25:15,581 INFO L87 Difference]: Start difference. First operand 550 states and 873 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2023-12-02 15:25:16,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:25:16,105 INFO L93 Difference]: Finished difference Result 871 states and 1369 transitions. [2023-12-02 15:25:16,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 15:25:16,115 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) Word has length 232 [2023-12-02 15:25:16,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:25:16,119 INFO L225 Difference]: With dead ends: 871 [2023-12-02 15:25:16,119 INFO L226 Difference]: Without dead ends: 385 [2023-12-02 15:25:16,121 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1390 GetRequests, 1378 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-12-02 15:25:16,122 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 76 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-02 15:25:16,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 226 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-02 15:25:16,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2023-12-02 15:25:16,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 375. [2023-12-02 15:25:16,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 215 states have (on average 1.302325581395349) internal successors, (280), 216 states have internal predecessors, (280), 150 states have call successors, (150), 9 states have call predecessors, (150), 9 states have return successors, (150), 149 states have call predecessors, (150), 150 states have call successors, (150) [2023-12-02 15:25:16,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 580 transitions. [2023-12-02 15:25:16,163 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 580 transitions. Word has length 232 [2023-12-02 15:25:16,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:25:16,164 INFO L495 AbstractCegarLoop]: Abstraction has 375 states and 580 transitions. [2023-12-02 15:25:16,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2023-12-02 15:25:16,164 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 580 transitions. [2023-12-02 15:25:16,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-02 15:25:16,166 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:25:16,166 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, 1, 1, 1] [2023-12-02 15:25:16,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-02 15:25:16,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-12-02 15:25:16,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Ended with exit code 0 [2023-12-02 15:25:16,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:25:16,773 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:25:16,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:25:16,774 INFO L85 PathProgramCache]: Analyzing trace with hash -424431562, now seen corresponding path program 1 times [2023-12-02 15:25:16,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:25:16,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [874114970] [2023-12-02 15:25:16,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:25:16,775 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 [2023-12-02 15:25:16,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:25:16,775 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:25:16,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 (13)] Waiting until timeout for monitored process [2023-12-02 15:25:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:25:17,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 15:25:17,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:25:17,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-12-02 15:25:17,101 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:25:17,101 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:25:17,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [874114970] [2023-12-02 15:25:17,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [874114970] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:25:17,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:25:17,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 15:25:17,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095020114] [2023-12-02 15:25:17,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:25:17,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 15:25:17,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:25:17,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 15:25:17,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 15:25:17,103 INFO L87 Difference]: Start difference. First operand 375 states and 580 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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) [2023-12-02 15:25:17,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:25:17,285 INFO L93 Difference]: Finished difference Result 682 states and 1057 transitions. [2023-12-02 15:25:17,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 15:25:17,286 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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 232 [2023-12-02 15:25:17,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:25:17,289 INFO L225 Difference]: With dead ends: 682 [2023-12-02 15:25:17,289 INFO L226 Difference]: Without dead ends: 375 [2023-12-02 15:25:17,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 15:25:17,290 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 15 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 15:25:17,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 257 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 15:25:17,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2023-12-02 15:25:17,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 375. [2023-12-02 15:25:17,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 215 states have (on average 1.283720930232558) internal successors, (276), 216 states have internal predecessors, (276), 150 states have call successors, (150), 9 states have call predecessors, (150), 9 states have return successors, (150), 149 states have call predecessors, (150), 150 states have call successors, (150) [2023-12-02 15:25:17,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 576 transitions. [2023-12-02 15:25:17,348 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 576 transitions. Word has length 232 [2023-12-02 15:25:17,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:25:17,349 INFO L495 AbstractCegarLoop]: Abstraction has 375 states and 576 transitions. [2023-12-02 15:25:17,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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) [2023-12-02 15:25:17,349 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 576 transitions. [2023-12-02 15:25:17,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-02 15:25:17,351 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:25:17,351 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, 1, 1, 1] [2023-12-02 15:25:17,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 (13)] Ended with exit code 0 [2023-12-02 15:25:17,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:25:17,552 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:25:17,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:25:17,552 INFO L85 PathProgramCache]: Analyzing trace with hash -817458572, now seen corresponding path program 1 times [2023-12-02 15:25:17,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:25:17,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1593340880] [2023-12-02 15:25:17,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:25:17,553 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 [2023-12-02 15:25:17,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:25:17,554 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:25:17,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 (14)] Waiting until timeout for monitored process [2023-12-02 15:25:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:25:17,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 15:25:17,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:25:18,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1199 proven. 159 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-12-02 15:25:18,540 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:25:18,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 51 proven. 162 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2023-12-02 15:25:18,940 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:25:18,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1593340880] [2023-12-02 15:25:18,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1593340880] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 15:25:18,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [804629221] [2023-12-02 15:25:18,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:25:18,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:25:18,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:25:18,941 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:25:18,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-02 15:25:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:25:19,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 15:25:19,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:25:20,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1199 proven. 159 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-12-02 15:25:20,375 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:25:20,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 51 proven. 162 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2023-12-02 15:25:20,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [804629221] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 15:25:20,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20884312] [2023-12-02 15:25:20,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:25:20,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:25:20,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:25:20,707 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:25:20,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-12-02 15:25:20,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:25:20,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 15:25:20,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:25:21,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1199 proven. 159 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-12-02 15:25:21,485 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:25:21,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 51 proven. 162 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2023-12-02 15:25:21,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20884312] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 15:25:21,835 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 15:25:21,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9, 9, 9, 9] total 13 [2023-12-02 15:25:21,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563380908] [2023-12-02 15:25:21,835 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 15:25:21,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-02 15:25:21,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:25:21,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-02 15:25:21,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-12-02 15:25:21,838 INFO L87 Difference]: Start difference. First operand 375 states and 576 transitions. Second operand has 13 states, 13 states have (on average 5.230769230769231) internal successors, (68), 13 states have internal predecessors, (68), 3 states have call successors, (66), 3 states have call predecessors, (66), 7 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2023-12-02 15:25:23,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:25:23,174 INFO L93 Difference]: Finished difference Result 1087 states and 1602 transitions. [2023-12-02 15:25:23,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-02 15:25:23,175 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.230769230769231) internal successors, (68), 13 states have internal predecessors, (68), 3 states have call successors, (66), 3 states have call predecessors, (66), 7 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) Word has length 232 [2023-12-02 15:25:23,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:25:23,181 INFO L225 Difference]: With dead ends: 1087 [2023-12-02 15:25:23,181 INFO L226 Difference]: Without dead ends: 780 [2023-12-02 15:25:23,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1408 GetRequests, 1374 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=315, Invalid=741, Unknown=0, NotChecked=0, Total=1056 [2023-12-02 15:25:23,184 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 331 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 485 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 339 SdHoareTripleChecker+Valid, 472 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-02 15:25:23,184 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [339 Valid, 472 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 485 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-02 15:25:23,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 780 states. [2023-12-02 15:25:23,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 780 to 732. [2023-12-02 15:25:23,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 732 states, 438 states have (on average 1.2602739726027397) internal successors, (552), 440 states have internal predecessors, (552), 263 states have call successors, (263), 30 states have call predecessors, (263), 30 states have return successors, (263), 261 states have call predecessors, (263), 263 states have call successors, (263) [2023-12-02 15:25:23,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 732 states and 1078 transitions. [2023-12-02 15:25:23,298 INFO L78 Accepts]: Start accepts. Automaton has 732 states and 1078 transitions. Word has length 232 [2023-12-02 15:25:23,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:25:23,298 INFO L495 AbstractCegarLoop]: Abstraction has 732 states and 1078 transitions. [2023-12-02 15:25:23,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.230769230769231) internal successors, (68), 13 states have internal predecessors, (68), 3 states have call successors, (66), 3 states have call predecessors, (66), 7 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2023-12-02 15:25:23,299 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1078 transitions. [2023-12-02 15:25:23,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-02 15:25:23,301 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:25:23,301 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, 1, 1, 1] [2023-12-02 15:25:23,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-12-02 15:25:23,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-12-02 15:25:23,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 (14)] Ended with exit code 0 [2023-12-02 15:25:23,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 15:25:23,902 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:25:23,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:25:23,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1788564982, now seen corresponding path program 1 times [2023-12-02 15:25:23,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:25:23,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2062332428] [2023-12-02 15:25:23,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:25:23,903 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 [2023-12-02 15:25:23,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:25:23,904 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 15:25:23,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c992bcf5-7a43-45d1-b7ac-b4ab1ef13c7a/bin/utaipan-verify-nQ1chXbOIh/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 (17)] Waiting until timeout for monitored process [2023-12-02 15:25:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:25:24,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 15:25:24,220 INFO L285 TraceCheckSpWp]: Computing forward predicates...