./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9892fa4411afdcbbbffaaa3a5f66b66df3561d966071f6e07747bea9e43a53de --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:39:43,144 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:39:43,239 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 23:39:43,245 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:39:43,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:39:43,277 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:39:43,277 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:39:43,278 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:39:43,278 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:39:43,278 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:39:43,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:39:43,279 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:39:43,279 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:39:43,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:39:43,280 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:39:43,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:39:43,280 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:39:43,280 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 23:39:43,280 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:39:43,280 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 23:39:43,281 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:39:43,281 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:39:43,281 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:39:43,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:39:43,281 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 23:39:43,281 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:39:43,282 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:39:43,282 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:39:43,282 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:39:43,282 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:39:43,282 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:39:43,282 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:39:43,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:39:43,283 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:39:43,283 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:39:43,283 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:39:43,283 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:39:43,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:39:43,283 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:39:43,284 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:39:43,284 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:39:43,284 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:39:43,284 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:39:43,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:39:43,284 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:39:43,284 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:39:43,285 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:39:43,285 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:39:43,285 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9892fa4411afdcbbbffaaa3a5f66b66df3561d966071f6e07747bea9e43a53de [2024-11-23 23:39:43,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:39:43,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:39:43,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:39:43,632 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:39:43,632 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:39:43,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i [2024-11-23 23:39:46,710 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/data/87eae456e/f4d7af8244e140858c776e2a142a3194/FLAGbe8219187 [2024-11-23 23:39:47,063 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:39:47,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i [2024-11-23 23:39:47,077 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/data/87eae456e/f4d7af8244e140858c776e2a142a3194/FLAGbe8219187 [2024-11-23 23:39:47,109 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/data/87eae456e/f4d7af8244e140858c776e2a142a3194 [2024-11-23 23:39:47,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:39:47,115 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:39:47,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:39:47,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:39:47,124 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:39:47,125 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca7ef00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47, skipping insertion in model container [2024-11-23 23:39:47,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,157 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:39:47,347 WARN L250 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_1b994ae0-1e1a-453b-a2e1-166057268b01/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i[916,929] [2024-11-23 23:39:47,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:39:47,438 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:39:47,454 WARN L250 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_1b994ae0-1e1a-453b-a2e1-166057268b01/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i[916,929] [2024-11-23 23:39:47,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:39:47,506 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:39:47,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47 WrapperNode [2024-11-23 23:39:47,507 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:39:47,508 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:39:47,508 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:39:47,508 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:39:47,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,524 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,550 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2024-11-23 23:39:47,550 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:39:47,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:39:47,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:39:47,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:39:47,561 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,564 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,578 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-23 23:39:47,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,584 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,585 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,592 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,594 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:39:47,595 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:39:47,595 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:39:47,595 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:39:47,596 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (1/1) ... [2024-11-23 23:39:47,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:39:47,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:39:47,643 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:39:47,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:39:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:39:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:39:47,677 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:39:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:39:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:39:47,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:39:47,788 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:39:47,791 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:39:48,129 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-23 23:39:48,130 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:39:48,154 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:39:48,154 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 23:39:48,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:39:48 BoogieIcfgContainer [2024-11-23 23:39:48,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:39:48,158 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:39:48,158 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:39:48,164 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:39:48,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:39:47" (1/3) ... [2024-11-23 23:39:48,165 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77f6a81c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:39:48, skipping insertion in model container [2024-11-23 23:39:48,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:47" (2/3) ... [2024-11-23 23:39:48,165 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77f6a81c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:39:48, skipping insertion in model container [2024-11-23 23:39:48,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:39:48" (3/3) ... [2024-11-23 23:39:48,167 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-98.i [2024-11-23 23:39:48,187 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:39:48,188 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-98.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 23:39:48,272 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:39:48,294 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2558b4fa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:39:48,294 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:39:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-23 23:39:48,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-23 23:39:48,319 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:39:48,320 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:39:48,320 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:39:48,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:39:48,328 INFO L85 PathProgramCache]: Analyzing trace with hash -59891904, now seen corresponding path program 1 times [2024-11-23 23:39:48,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:39:48,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927628291] [2024-11-23 23:39:48,340 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:39:48,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:39:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:39:48,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-23 23:39:48,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:39:48,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927628291] [2024-11-23 23:39:48,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927628291] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:39:48,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1475203600] [2024-11-23 23:39:48,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:39:48,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:39:48,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:39:48,758 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:39:48,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 23:39:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:39:49,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 23:39:49,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:39:49,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-23 23:39:49,100 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:39:49,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1475203600] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:39:49,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 23:39:49,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 23:39:49,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128705720] [2024-11-23 23:39:49,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:39:49,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:39:49,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:39:49,136 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:39:49,137 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:39:49,139 INFO L87 Difference]: Start difference. First operand has 66 states, 40 states have (on average 1.325) internal successors, (53), 41 states have internal predecessors, (53), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-23 23:39:49,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:39:49,191 INFO L93 Difference]: Finished difference Result 125 states and 215 transitions. [2024-11-23 23:39:49,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:39:49,195 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 142 [2024-11-23 23:39:49,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:39:49,205 INFO L225 Difference]: With dead ends: 125 [2024-11-23 23:39:49,205 INFO L226 Difference]: Without dead ends: 62 [2024-11-23 23:39:49,211 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:39:49,216 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:39:49,217 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:39:49,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-11-23 23:39:49,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-11-23 23:39:49,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.2432432432432432) internal successors, (46), 37 states have internal predecessors, (46), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-23 23:39:49,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 92 transitions. [2024-11-23 23:39:49,278 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 92 transitions. Word has length 142 [2024-11-23 23:39:49,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:39:49,278 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 92 transitions. [2024-11-23 23:39:49,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-23 23:39:49,279 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 92 transitions. [2024-11-23 23:39:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-23 23:39:49,282 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:39:49,282 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:39:49,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 23:39:49,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:39:49,483 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:39:49,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:39:49,485 INFO L85 PathProgramCache]: Analyzing trace with hash -66713794, now seen corresponding path program 1 times [2024-11-23 23:39:49,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:39:49,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890168803] [2024-11-23 23:39:49,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:39:49,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:39:49,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:39:50,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-23 23:39:50,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:39:50,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890168803] [2024-11-23 23:39:50,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890168803] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:39:50,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:39:50,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:39:50,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287319047] [2024-11-23 23:39:50,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:39:50,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:39:50,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:39:50,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:39:50,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:39:50,081 INFO L87 Difference]: Start difference. First operand 62 states and 92 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-23 23:39:50,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:39:50,181 INFO L93 Difference]: Finished difference Result 123 states and 183 transitions. [2024-11-23 23:39:50,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:39:50,182 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 142 [2024-11-23 23:39:50,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:39:50,185 INFO L225 Difference]: With dead ends: 123 [2024-11-23 23:39:50,185 INFO L226 Difference]: Without dead ends: 64 [2024-11-23 23:39:50,186 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:39:50,187 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 22 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:39:50,187 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 231 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:39:50,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-11-23 23:39:50,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 62. [2024-11-23 23:39:50,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.2162162162162162) internal successors, (45), 37 states have internal predecessors, (45), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-23 23:39:50,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 91 transitions. [2024-11-23 23:39:50,201 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 91 transitions. Word has length 142 [2024-11-23 23:39:50,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:39:50,205 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 91 transitions. [2024-11-23 23:39:50,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-23 23:39:50,206 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2024-11-23 23:39:50,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-23 23:39:50,208 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:39:50,211 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:39:50,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:39:50,212 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:39:50,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:39:50,213 INFO L85 PathProgramCache]: Analyzing trace with hash -235902567, now seen corresponding path program 1 times [2024-11-23 23:39:50,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:39:50,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691093504] [2024-11-23 23:39:50,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:39:50,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:39:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 23:39:50,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [135978098] [2024-11-23 23:39:50,545 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:39:50,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:39:50,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:39:50,547 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:39:50,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 23:39:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:39:50,798 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:39:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:39:51,092 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 23:39:51,092 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 23:39:51,094 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:39:51,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-23 23:39:51,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:39:51,299 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-23 23:39:51,408 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 23:39:51,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:39:51 BoogieIcfgContainer [2024-11-23 23:39:51,414 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 23:39:51,414 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 23:39:51,414 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 23:39:51,415 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 23:39:51,415 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:39:48" (3/4) ... [2024-11-23 23:39:51,418 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 23:39:51,419 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 23:39:51,420 INFO L158 Benchmark]: Toolchain (without parser) took 4304.67ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 118.1MB in the beginning and 332.3MB in the end (delta: -214.2MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2024-11-23 23:39:51,420 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:39:51,421 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.45ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 105.4MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 23:39:51,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.68ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 103.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:39:51,421 INFO L158 Benchmark]: Boogie Preprocessor took 43.40ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 101.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:39:51,422 INFO L158 Benchmark]: RCFGBuilder took 559.94ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 85.4MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 23:39:51,422 INFO L158 Benchmark]: TraceAbstraction took 3255.88ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 84.9MB in the beginning and 332.3MB in the end (delta: -247.5MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-11-23 23:39:51,425 INFO L158 Benchmark]: Witness Printer took 4.76ms. Allocated memory is still 402.7MB. Free memory was 332.3MB in the beginning and 332.3MB in the end (delta: 24.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:39:51,427 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.45ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 105.4MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.68ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 103.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.40ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 101.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 559.94ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 85.4MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3255.88ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 84.9MB in the beginning and 332.3MB in the end (delta: -247.5MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Witness Printer took 4.76ms. Allocated memory is still 402.7MB. Free memory was 332.3MB in the beginning and 332.3MB in the end (delta: 24.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of to_int at line 103, overapproximation of to_int at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 4; [L23] signed long int var_1_2 = 63; [L24] signed long int var_1_3 = 9999999; [L25] signed long int var_1_4 = 0; [L26] signed short int var_1_6 = 10; [L27] signed long int var_1_7 = -1; [L28] signed long int var_1_8 = 4; [L29] signed long int var_1_9 = 7; [L30] signed long int var_1_10 = 7; [L31] signed long int var_1_11 = 2; [L32] unsigned long int var_1_12 = 128; [L33] unsigned long int var_1_13 = 0; [L34] unsigned long int var_1_14 = 4078799264; [L35] unsigned long int var_1_15 = 500; [L36] unsigned long int var_1_16 = 25; [L37] unsigned long int last_1_var_1_15 = 500; VAL [isInitial=0, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=63, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L107] isInitial = 1 [L108] FCALL initially() [L110] CALL updateLastVariables() [L100] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=63, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L110] RET updateLastVariables() [L111] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_long() [L65] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L65] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L66] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L66] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=9999999, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L67] var_1_3 = __VERIFIER_nondet_long() [L68] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L68] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L69] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L69] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=10, var_1_7=-1, var_1_8=4, var_1_9=7] [L70] var_1_6 = __VERIFIER_nondet_short() [L71] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=-1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=-1, var_1_8=4, var_1_9=7] [L71] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=-1, var_1_8=4, var_1_9=7] [L72] CALL assume_abort_if_not(var_1_6 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=-1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=-1, var_1_8=4, var_1_9=7] [L72] RET assume_abort_if_not(var_1_6 <= 32) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=-1, var_1_8=4, var_1_9=7] [L73] var_1_7 = __VERIFIER_nondet_long() [L74] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L74] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L75] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L75] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L76] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L76] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=4, var_1_9=7] [L77] var_1_8 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=7] [L78] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=7] [L79] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=7] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=7] [L79] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=7] [L80] var_1_9 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L81] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L82] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L82] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=7, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L83] var_1_10 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_10 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L84] RET assume_abort_if_not(var_1_10 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L85] CALL assume_abort_if_not(var_1_10 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L85] RET assume_abort_if_not(var_1_10 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=2, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L86] var_1_11 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_11 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L87] RET assume_abort_if_not(var_1_11 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L88] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L88] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=0, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L89] var_1_13 = __VERIFIER_nondet_ulong() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L91] CALL assume_abort_if_not(var_1_13 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L91] RET assume_abort_if_not(var_1_13 <= 4294967294) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=4078799264, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L92] var_1_14 = __VERIFIER_nondet_ulong() [L93] CALL assume_abort_if_not(var_1_14 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L93] RET assume_abort_if_not(var_1_14 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L94] CALL assume_abort_if_not(var_1_14 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L94] RET assume_abort_if_not(var_1_14 <= 4294967294) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=25, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L95] var_1_16 = __VERIFIER_nondet_ulong() [L96] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L96] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L97] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=9, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=9, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L97] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=9, var_1_1=4, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L111] RET updateVariables() [L112] CALL step() [L41] var_1_1 = (var_1_2 - var_1_3) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=500, var_1_16=9, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L42] COND FALSE !(((((-128) < (last_1_var_1_15)) ? (-128) : (last_1_var_1_15))) < var_1_13) [L49] var_1_15 = var_1_16 VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=9, var_1_16=9, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L51] EXPR var_1_15 >> var_1_6 VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=9, var_1_16=9, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L51] unsigned long int stepLocal_0 = (var_1_15 >> var_1_6) / var_1_7; [L52] COND TRUE 8 < stepLocal_0 [L53] var_1_4 = (((var_1_8 + var_1_9) + ((((var_1_10) < (1.9)) ? (var_1_10) : (1.9)))) + (99.125 + var_1_11)) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=9, var_1_16=9, var_1_1=0, var_1_2=0, var_1_3=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L55] COND FALSE !(var_1_2 < var_1_8) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=9, var_1_16=9, var_1_1=0, var_1_2=0, var_1_3=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L112] RET step() [L113] CALL, EXPR property() [L103] EXPR (var_1_1 == ((signed long int) (var_1_2 - var_1_3))) && ((8 < ((var_1_15 >> var_1_6) / var_1_7)) ? (var_1_4 == ((signed long int) (((var_1_8 + var_1_9) + ((((var_1_10) < (1.9)) ? (var_1_10) : (1.9)))) + (99.125 + var_1_11)))) : 1) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=9, var_1_16=9, var_1_1=0, var_1_2=0, var_1_3=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L103] EXPR var_1_15 >> var_1_6 VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=9, var_1_16=9, var_1_1=0, var_1_2=0, var_1_3=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L103] EXPR (var_1_1 == ((signed long int) (var_1_2 - var_1_3))) && ((8 < ((var_1_15 >> var_1_6) / var_1_7)) ? (var_1_4 == ((signed long int) (((var_1_8 + var_1_9) + ((((var_1_10) < (1.9)) ? (var_1_10) : (1.9)))) + (99.125 + var_1_11)))) : 1) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=9, var_1_16=9, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L103-L104] return (((var_1_1 == ((signed long int) (var_1_2 - var_1_3))) && ((8 < ((var_1_15 >> var_1_6) / var_1_7)) ? (var_1_4 == ((signed long int) (((var_1_8 + var_1_9) + ((((var_1_10) < (1.9)) ? (var_1_10) : (1.9)))) + (99.125 + var_1_11)))) : 1)) && ((var_1_2 < var_1_8) ? ((((- var_1_15) <= var_1_6) || (var_1_4 < var_1_10)) ? (var_1_12 == ((unsigned long int) ((((var_1_6) < (var_1_13)) ? (var_1_6) : (var_1_13))))) : (var_1_12 == ((unsigned long int) (var_1_14 - var_1_6)))) : 1)) && ((((((-128) < (last_1_var_1_15)) ? (-128) : (last_1_var_1_15))) < var_1_13) ? ((last_1_var_1_15 > var_1_7) ? (var_1_15 == ((unsigned long int) (var_1_6 + var_1_16))) : (var_1_15 == ((unsigned long int) var_1_14))) : (var_1_15 == ((unsigned long int) var_1_16))) ; [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=9, var_1_16=9, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=500, var_1_10=-2147483648, var_1_11=-2147483648, var_1_12=128, var_1_13=-4294967296, var_1_14=2147483647, var_1_15=9, var_1_16=9, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=-2147483648, var_1_9=-2147483648] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 323 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 143 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19 IncrementalHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 180 mSDtfsCounter, 19 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 714 NumberOfCodeBlocks, 714 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 423 ConstructedInterpolants, 0 QuantifiedInterpolants, 447 SizeOfPredicates, 0 NumberOfNonLiveVariables, 313 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2992/3036 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-23 23:39:51,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9892fa4411afdcbbbffaaa3a5f66b66df3561d966071f6e07747bea9e43a53de --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:39:54,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:39:54,756 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 23:39:54,768 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:39:54,768 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:39:54,811 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:39:54,812 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:39:54,812 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:39:54,813 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:39:54,813 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:39:54,814 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:39:54,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:39:54,815 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:39:54,815 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:39:54,815 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:39:54,815 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:39:54,815 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:39:54,815 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 23:39:54,816 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 23:39:54,816 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:39:54,816 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:39:54,816 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:39:54,816 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:39:54,816 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 23:39:54,816 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 23:39:54,816 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 23:39:54,816 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 23:39:54,816 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:39:54,816 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:39:54,817 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:39:54,817 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:39:54,817 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:39:54,817 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:39:54,817 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:39:54,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:39:54,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:39:54,817 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:39:54,817 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:39:54,817 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:39:54,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:39:54,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:39:54,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:39:54,818 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:39:54,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:39:54,818 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 23:39:54,818 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 23:39:54,820 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:39:54,820 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:39:54,820 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:39:54,820 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:39:54,821 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9892fa4411afdcbbbffaaa3a5f66b66df3561d966071f6e07747bea9e43a53de [2024-11-23 23:39:55,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:39:55,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:39:55,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:39:55,201 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:39:55,202 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:39:55,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i [2024-11-23 23:39:58,565 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/data/01b550717/678057ada9e841d69f0f1ad413332de2/FLAG14a1fc4b7 [2024-11-23 23:39:58,858 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:39:58,860 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i [2024-11-23 23:39:58,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/data/01b550717/678057ada9e841d69f0f1ad413332de2/FLAG14a1fc4b7 [2024-11-23 23:39:58,901 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/data/01b550717/678057ada9e841d69f0f1ad413332de2 [2024-11-23 23:39:58,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:39:58,908 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:39:58,910 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:39:58,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:39:58,916 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:39:58,917 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:39:58" (1/1) ... [2024-11-23 23:39:58,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ed2eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:58, skipping insertion in model container [2024-11-23 23:39:58,921 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:39:58" (1/1) ... [2024-11-23 23:39:58,945 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:39:59,153 WARN L250 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_1b994ae0-1e1a-453b-a2e1-166057268b01/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i[916,929] [2024-11-23 23:39:59,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:39:59,271 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:39:59,289 WARN L250 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_1b994ae0-1e1a-453b-a2e1-166057268b01/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-98.i[916,929] [2024-11-23 23:39:59,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:39:59,347 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:39:59,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59 WrapperNode [2024-11-23 23:39:59,348 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:39:59,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:39:59,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:39:59,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:39:59,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,368 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,394 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 119 [2024-11-23 23:39:59,394 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:39:59,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:39:59,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:39:59,396 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:39:59,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,410 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,426 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-23 23:39:59,430 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,431 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,447 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,452 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:39:59,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:39:59,479 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:39:59,479 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:39:59,481 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (1/1) ... [2024-11-23 23:39:59,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:39:59,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:39:59,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:39:59,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:39:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:39:59,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 23:39:59,563 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:39:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:39:59,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:39:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:39:59,642 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:39:59,645 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:40:08,140 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-23 23:40:08,140 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:40:08,154 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:40:08,155 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 23:40:08,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:40:08 BoogieIcfgContainer [2024-11-23 23:40:08,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:40:08,159 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:40:08,159 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:40:08,166 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:40:08,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:39:58" (1/3) ... [2024-11-23 23:40:08,167 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@196f0bf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:40:08, skipping insertion in model container [2024-11-23 23:40:08,168 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:59" (2/3) ... [2024-11-23 23:40:08,168 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@196f0bf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:40:08, skipping insertion in model container [2024-11-23 23:40:08,168 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:40:08" (3/3) ... [2024-11-23 23:40:08,170 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-98.i [2024-11-23 23:40:08,191 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:40:08,193 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-98.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 23:40:08,263 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:40:08,297 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@33854afe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:40:08,298 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:40:08,303 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 33 states have (on average 1.303030303030303) internal successors, (43), 34 states have internal predecessors, (43), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-23 23:40:08,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-23 23:40:08,320 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:40:08,321 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:40:08,322 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:40:08,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:40:08,331 INFO L85 PathProgramCache]: Analyzing trace with hash 332693887, now seen corresponding path program 1 times [2024-11-23 23:40:08,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:40:08,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [763633194] [2024-11-23 23:40:08,349 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:40:08,350 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 [2024-11-23 23:40:08,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:40:08,353 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 23:40:08,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 23:40:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:40:08,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 23:40:08,851 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:40:08,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2024-11-23 23:40:08,902 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:40:08,903 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 23:40:08,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [763633194] [2024-11-23 23:40:08,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [763633194] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:40:08,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:40:08,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 23:40:08,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106183533] [2024-11-23 23:40:08,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:40:08,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:40:08,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 23:40:08,944 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:40:08,945 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:40:08,948 INFO L87 Difference]: Start difference. First operand has 59 states, 33 states have (on average 1.303030303030303) internal successors, (43), 34 states have internal predecessors, (43), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-23 23:40:08,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:40:08,993 INFO L93 Difference]: Finished difference Result 111 states and 195 transitions. [2024-11-23 23:40:08,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:40:08,995 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 139 [2024-11-23 23:40:08,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:40:09,002 INFO L225 Difference]: With dead ends: 111 [2024-11-23 23:40:09,004 INFO L226 Difference]: Without dead ends: 55 [2024-11-23 23:40:09,008 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:40:09,013 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:40:09,014 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:40:09,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-11-23 23:40:09,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2024-11-23 23:40:09,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 30 states have (on average 1.2) internal successors, (36), 30 states have internal predecessors, (36), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-23 23:40:09,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 82 transitions. [2024-11-23 23:40:09,067 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 82 transitions. Word has length 139 [2024-11-23 23:40:09,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:40:09,068 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 82 transitions. [2024-11-23 23:40:09,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-23 23:40:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2024-11-23 23:40:09,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-23 23:40:09,073 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:40:09,074 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:40:09,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-23 23:40:09,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 23:40:09,275 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:40:09,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:40:09,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1265617473, now seen corresponding path program 1 times [2024-11-23 23:40:09,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 23:40:09,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1441935064] [2024-11-23 23:40:09,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:40:09,278 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 [2024-11-23 23:40:09,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 23:40:09,281 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 23:40:09,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 23:40:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:40:09,992 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:40:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:40:10,629 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model [2024-11-23 23:40:10,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [309582039] [2024-11-23 23:40:10,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:40:10,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 23:40:10,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 23:40:10,636 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 23:40:10,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b994ae0-1e1a-453b-a2e1-166057268b01/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-23 23:40:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:40:11,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-23 23:40:11,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:40:20,258 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:40:28,525 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:40:36,646 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:40:44,878 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:40:53,125 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:41:01,227 WARN L286 SmtUtils]: Spent 8.10s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:41:09,508 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:41:17,770 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:41:21,846 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_10~0)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (let ((.cse0 (fp.lt .cse4 .cse2)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (bvadd c_~var_1_9~0 c_~var_1_8~0))) (.cse3 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 793.0 8.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)))) (or (and (not .cse0) (= c_~var_1_4~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 .cse2) .cse3)))) (and .cse0 (= c_~var_1_4~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 .cse4) .cse3))))))) (= c_~var_1_15~0 c_~var_1_16~0) (= (bvadd c_~var_1_2~0 (bvneg c_~var_1_3~0)) c_~var_1_1~0) (not (bvult (_ bv4294967168 32) c_~var_1_13~0)) (not (bvult c_~last_1_var_1_15~0 c_~var_1_13~0))) is different from false [2024-11-23 23:41:25,899 WARN L873 $PredicateComparison]: unable to prove that (and (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_10~0)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (let ((.cse0 (fp.lt .cse4 .cse2)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (bvadd c_~var_1_9~0 c_~var_1_8~0))) (.cse3 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 793.0 8.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)))) (or (and (not .cse0) (= c_~var_1_4~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 .cse2) .cse3)))) (and .cse0 (= c_~var_1_4~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 .cse4) .cse3))))))) (= c_~var_1_15~0 c_~var_1_16~0) (= (bvadd c_~var_1_2~0 (bvneg c_~var_1_3~0)) c_~var_1_1~0) (not (bvult (_ bv4294967168 32) c_~var_1_13~0)) (not (bvult c_~last_1_var_1_15~0 c_~var_1_13~0))) is different from true [2024-11-23 23:41:34,248 WARN L286 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:41:42,544 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:41:50,792 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:41:58,902 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:42:07,197 WARN L286 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:42:15,451 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:42:23,563 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:42:31,788 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:42:40,130 WARN L286 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:42:44,193 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_10~0)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (let ((.cse0 (fp.lt .cse4 .cse2)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (bvadd c_~var_1_9~0 c_~var_1_8~0))) (.cse3 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 793.0 8.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)))) (or (and (not .cse0) (= c_~var_1_4~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 .cse2) .cse3)))) (and .cse0 (= c_~var_1_4~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 .cse4) .cse3))))))) (not (bvslt c_~var_1_2~0 c_~var_1_8~0)) (= c_~var_1_15~0 c_~var_1_16~0) (= (bvadd c_~var_1_2~0 (bvneg c_~var_1_3~0)) c_~var_1_1~0) (not (bvult (_ bv4294967168 32) c_~var_1_13~0)) (not (bvult c_~last_1_var_1_15~0 c_~var_1_13~0))) is different from false [2024-11-23 23:42:48,254 WARN L873 $PredicateComparison]: unable to prove that (and (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_10~0)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 19.0 10.0)))) (let ((.cse0 (fp.lt .cse4 .cse2)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (bvadd c_~var_1_9~0 c_~var_1_8~0))) (.cse3 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 793.0 8.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_11~0)))) (or (and (not .cse0) (= c_~var_1_4~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 .cse2) .cse3)))) (and .cse0 (= c_~var_1_4~0 ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode (fp.add c_currentRoundingMode .cse1 .cse4) .cse3))))))) (not (bvslt c_~var_1_2~0 c_~var_1_8~0)) (= c_~var_1_15~0 c_~var_1_16~0) (= (bvadd c_~var_1_2~0 (bvneg c_~var_1_3~0)) c_~var_1_1~0) (not (bvult (_ bv4294967168 32) c_~var_1_13~0)) (not (bvult c_~last_1_var_1_15~0 c_~var_1_13~0))) is different from true