./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1 --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 5353ffee1c37a3ffec4ffba8ec43efc8addb948d99d804c998abea189ea9cf15 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:05:36,318 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:05:36,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 06:05:36,379 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:05:36,380 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:05:36,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:05:36,402 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:05:36,403 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:05:36,403 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:05:36,403 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:05:36,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:05:36,403 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:05:36,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:05:36,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:05:36,404 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:05:36,404 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:05:36,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:05:36,404 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 06:05:36,404 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 06:05:36,404 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 06:05:36,404 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:05:36,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:05:36,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:05:36,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:05:36,405 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 06:05:36,405 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:05:36,405 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:05:36,405 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:05:36,405 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:05:36,405 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:05:36,405 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:05:36,405 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:05:36,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:05:36,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:05:36,406 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:05:36,406 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:05:36,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:05:36,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:05:36,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:05:36,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:05:36,406 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:05:36,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:05:36,406 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 06:05:36,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 06:05:36,407 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:05:36,407 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:05:36,407 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:05:36,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:05:36,407 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_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1 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 -> 5353ffee1c37a3ffec4ffba8ec43efc8addb948d99d804c998abea189ea9cf15 [2024-12-02 06:05:36,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:05:36,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:05:36,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:05:36,663 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:05:36,663 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:05:36,664 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-91.i [2024-12-02 06:05:39,334 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/data/0883e506c/654e311aa24c49c582a67b89592d2cb6/FLAG2ab1ae02d [2024-12-02 06:05:39,553 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:05:39,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-91.i [2024-12-02 06:05:39,560 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/data/0883e506c/654e311aa24c49c582a67b89592d2cb6/FLAG2ab1ae02d [2024-12-02 06:05:39,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/data/0883e506c/654e311aa24c49c582a67b89592d2cb6 [2024-12-02 06:05:39,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:05:39,903 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:05:39,904 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:05:39,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:05:39,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:05:39,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:05:39" (1/1) ... [2024-12-02 06:05:39,908 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a64afb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:39, skipping insertion in model container [2024-12-02 06:05:39,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:05:39" (1/1) ... [2024-12-02 06:05:39,923 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:05:40,058 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_2604ff7d-d07b-4228-9d5d-516ae08e7137/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-91.i[916,929] [2024-12-02 06:05:40,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:05:40,104 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:05:40,111 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_2604ff7d-d07b-4228-9d5d-516ae08e7137/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-91.i[916,929] [2024-12-02 06:05:40,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:05:40,139 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:05:40,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40 WrapperNode [2024-12-02 06:05:40,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:05:40,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:05:40,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:05:40,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:05:40,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,156 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,177 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 119 [2024-12-02 06:05:40,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:05:40,177 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:05:40,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:05:40,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:05:40,187 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,188 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,200 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]. [2024-12-02 06:05:40,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,205 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,211 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,212 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,213 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:05:40,214 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:05:40,214 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:05:40,214 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:05:40,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (1/1) ... [2024-12-02 06:05:40,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:05:40,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:05:40,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:05:40,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:05:40,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:05:40,272 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:05:40,272 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:05:40,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 06:05:40,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:05:40,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:05:40,336 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:05:40,338 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:05:40,569 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-02 06:05:40,569 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:05:40,578 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:05:40,578 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 06:05:40,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:05:40 BoogieIcfgContainer [2024-12-02 06:05:40,579 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:05:40,581 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:05:40,581 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:05:40,585 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:05:40,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:05:39" (1/3) ... [2024-12-02 06:05:40,586 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6137fd89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:05:40, skipping insertion in model container [2024-12-02 06:05:40,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:05:40" (2/3) ... [2024-12-02 06:05:40,586 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6137fd89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:05:40, skipping insertion in model container [2024-12-02 06:05:40,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:05:40" (3/3) ... [2024-12-02 06:05:40,588 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-91.i [2024-12-02 06:05:40,599 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:05:40,600 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-91.i that has 2 procedures, 56 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 06:05:40,645 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:05:40,655 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;@30ddaa6e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:05:40,655 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:05:40,658 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 34 states have internal predecessors, (45), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 06:05:40,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-02 06:05:40,667 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:05:40,668 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:05:40,668 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:05:40,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:05:40,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1288732057, now seen corresponding path program 1 times [2024-12-02 06:05:40,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:05:40,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515523168] [2024-12-02 06:05:40,679 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:05:40,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:05:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:05:40,908 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-12-02 06:05:40,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:05:40,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515523168] [2024-12-02 06:05:40,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515523168] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:05:40,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1141445149] [2024-12-02 06:05:40,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:05:40,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:05:40,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:05:40,912 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:05:40,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 06:05:41,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:05:41,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 06:05:41,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:05:41,080 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-12-02 06:05:41,080 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:05:41,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1141445149] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:05:41,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:05:41,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 06:05:41,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425708674] [2024-12-02 06:05:41,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:05:41,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 06:05:41,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:05:41,101 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 06:05:41,101 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:05:41,103 INFO L87 Difference]: Start difference. First operand has 56 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 34 states have internal predecessors, (45), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 06:05:41,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:05:41,125 INFO L93 Difference]: Finished difference Result 105 states and 184 transitions. [2024-12-02 06:05:41,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 06:05:41,126 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 123 [2024-12-02 06:05:41,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:05:41,132 INFO L225 Difference]: With dead ends: 105 [2024-12-02 06:05:41,133 INFO L226 Difference]: Without dead ends: 52 [2024-12-02 06:05:41,135 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:05:41,137 INFO L435 NwaCegarLoop]: 78 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, 78 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 [2024-12-02 06:05:41,138 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:05:41,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2024-12-02 06:05:41,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2024-12-02 06:05:41,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 30 states have internal predecessors, (38), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 06:05:41,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 78 transitions. [2024-12-02 06:05:41,171 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 78 transitions. Word has length 123 [2024-12-02 06:05:41,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:05:41,171 INFO L471 AbstractCegarLoop]: Abstraction has 52 states and 78 transitions. [2024-12-02 06:05:41,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 06:05:41,171 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-12-02 06:05:41,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-02 06:05:41,174 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:05:41,174 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:05:41,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 06:05:41,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:05:41,375 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:05:41,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:05:41,376 INFO L85 PathProgramCache]: Analyzing trace with hash -1065228903, now seen corresponding path program 1 times [2024-12-02 06:05:41,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:05:41,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046112283] [2024-12-02 06:05:41,376 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:05:41,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:05:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:05:53,886 WARN L286 SmtUtils]: Spent 5.63s on a formula simplification. DAG size of input: 62 DAG size of output: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 06:05:58,246 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 06:05:58,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:05:58,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046112283] [2024-12-02 06:05:58,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046112283] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:05:58,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:05:58,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:05:58,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178403681] [2024-12-02 06:05:58,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:05:58,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 06:05:58,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:05:58,248 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 06:05:58,248 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 06:05:58,248 INFO L87 Difference]: Start difference. First operand 52 states and 78 transitions. Second operand has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 06:06:03,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-02 06:06:08,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:06:08,392 INFO L93 Difference]: Finished difference Result 104 states and 144 transitions. [2024-12-02 06:06:08,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 06:06:08,392 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 123 [2024-12-02 06:06:08,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:06:08,394 INFO L225 Difference]: With dead ends: 104 [2024-12-02 06:06:08,394 INFO L226 Difference]: Without dead ends: 102 [2024-12-02 06:06:08,394 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 15.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-12-02 06:06:08,395 INFO L435 NwaCegarLoop]: 79 mSDtfsCounter, 98 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2024-12-02 06:06:08,395 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 330 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-12-02 06:06:08,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2024-12-02 06:06:08,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 75. [2024-12-02 06:06:08,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 50 states have (on average 1.34) internal successors, (67), 51 states have internal predecessors, (67), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 06:06:08,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 111 transitions. [2024-12-02 06:06:08,410 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 111 transitions. Word has length 123 [2024-12-02 06:06:08,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:06:08,411 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 111 transitions. [2024-12-02 06:06:08,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 06:06:08,411 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2024-12-02 06:06:08,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-02 06:06:08,413 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:06:08,413 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:06:08,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 06:06:08,413 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:06:08,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:06:08,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1007970601, now seen corresponding path program 1 times [2024-12-02 06:06:08,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:06:08,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899249024] [2024-12-02 06:06:08,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:06:08,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:06:08,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:06:17,923 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 06:06:17,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:06:17,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899249024] [2024-12-02 06:06:17,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899249024] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:06:17,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:06:17,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 06:06:17,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866151066] [2024-12-02 06:06:17,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:06:17,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 06:06:17,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:06:17,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 06:06:17,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 06:06:17,925 INFO L87 Difference]: Start difference. First operand 75 states and 111 transitions. Second operand has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 06:06:19,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:06:19,442 INFO L93 Difference]: Finished difference Result 167 states and 242 transitions. [2024-12-02 06:06:19,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 06:06:19,442 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 123 [2024-12-02 06:06:19,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:06:19,444 INFO L225 Difference]: With dead ends: 167 [2024-12-02 06:06:19,444 INFO L226 Difference]: Without dead ends: 95 [2024-12-02 06:06:19,444 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-12-02 06:06:19,444 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 50 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:06:19,445 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 440 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 06:06:19,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-12-02 06:06:19,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 76. [2024-12-02 06:06:19,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 51 states have (on average 1.3333333333333333) internal successors, (68), 52 states have internal predecessors, (68), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 06:06:19,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 112 transitions. [2024-12-02 06:06:19,452 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 112 transitions. Word has length 123 [2024-12-02 06:06:19,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:06:19,452 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 112 transitions. [2024-12-02 06:06:19,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 06:06:19,452 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 112 transitions. [2024-12-02 06:06:19,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-02 06:06:19,453 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:06:19,453 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:06:19,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 06:06:19,454 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:06:19,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:06:19,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1874575529, now seen corresponding path program 1 times [2024-12-02 06:06:19,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:06:19,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763433430] [2024-12-02 06:06:19,454 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:06:19,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:06:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 06:06:19,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [76129956] [2024-12-02 06:06:19,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:06:19,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:06:19,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:06:19,498 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:06:19,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 06:06:19,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 06:06:19,600 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 06:06:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 06:06:19,679 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 06:06:19,679 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 06:06:19,680 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 06:06:19,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 06:06:19,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:06:19,884 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-12-02 06:06:19,940 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 06:06:19,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:06:19 BoogieIcfgContainer [2024-12-02 06:06:19,943 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 06:06:19,943 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 06:06:19,943 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 06:06:19,944 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 06:06:19,944 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:05:40" (3/4) ... [2024-12-02 06:06:19,946 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 06:06:19,946 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 06:06:19,947 INFO L158 Benchmark]: Toolchain (without parser) took 40044.60ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 92.7MB in the beginning and 113.5MB in the end (delta: -20.8MB). Peak memory consumption was 193.0MB. Max. memory is 16.1GB. [2024-12-02 06:06:19,947 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:06:19,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.83ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 79.8MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 06:06:19,948 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.97ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:06:19,948 INFO L158 Benchmark]: Boogie Preprocessor took 35.64ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:06:19,948 INFO L158 Benchmark]: RCFGBuilder took 365.53ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 61.1MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 06:06:19,949 INFO L158 Benchmark]: TraceAbstraction took 39361.68ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 60.5MB in the beginning and 114.3MB in the end (delta: -53.8MB). Peak memory consumption was 159.4MB. Max. memory is 16.1GB. [2024-12-02 06:06:19,949 INFO L158 Benchmark]: Witness Printer took 3.05ms. Allocated memory is still 335.5MB. Free memory was 114.3MB in the beginning and 113.5MB in the end (delta: 740.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:06:19,950 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.83ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 79.8MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.97ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.64ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 76.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 365.53ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 61.1MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 39361.68ms. Allocated memory was 117.4MB in the beginning and 335.5MB in the end (delta: 218.1MB). Free memory was 60.5MB in the beginning and 114.3MB in the end (delta: -53.8MB). Peak memory consumption was 159.4MB. Max. memory is 16.1GB. * Witness Printer took 3.05ms. Allocated memory is still 335.5MB. Free memory was 114.3MB in the beginning and 113.5MB in the end (delta: 740.2kB). 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 someBinaryFLOATComparisonOperation at line 103, overapproximation of someBinaryFLOATComparisonOperation at line 39, overapproximation of someBinaryDOUBLEComparisonOperation at line 103. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 100000000; [L23] signed long int var_1_2 = 49; [L24] unsigned long int var_1_3 = 64; [L25] unsigned long int var_1_4 = 64; [L26] signed short int var_1_5 = 1; [L27] signed long int var_1_6 = 8; [L28] signed long int var_1_7 = 0; [L29] signed short int var_1_8 = -4; [L30] unsigned long int var_1_9 = 64; [L31] unsigned long int var_1_10 = 16; [L32] unsigned long int var_1_11 = 10; [L33] signed short int var_1_12 = 100; [L34] signed short int var_1_14 = 128; [L35] signed short int var_1_15 = 10; VAL [isInitial=0, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=49, var_1_3=64, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L107] isInitial = 1 [L108] FCALL initially() [L110] FCALL updateLastVariables() [L111] CALL updateVariables() [L69] var_1_2 = __VERIFIER_nondet_long() [L70] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=64, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=64, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L70] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=64, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L71] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=64, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=64, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L71] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=64, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L72] var_1_3 = __VERIFIER_nondet_ulong() [L73] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L73] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L74] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L74] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=64, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L75] var_1_4 = __VERIFIER_nondet_ulong() [L76] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L76] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L77] CALL assume_abort_if_not(var_1_4 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L77] RET assume_abort_if_not(var_1_4 <= 4294967294) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=8, var_1_7=0, var_1_8=-4, var_1_9=64] [L78] var_1_6 = __VERIFIER_nondet_long() [L79] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=0, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=0, var_1_8=-4, var_1_9=64] [L79] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=0, var_1_8=-4, var_1_9=64] [L80] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=0, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=0, var_1_8=-4, var_1_9=64] [L80] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=0, var_1_8=-4, var_1_9=64] [L81] var_1_7 = __VERIFIER_nondet_long() [L82] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-4, var_1_9=64] [L82] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-4, var_1_9=64] [L83] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-4, var_1_9=64] [L83] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-4, var_1_9=64] [L84] var_1_8 = __VERIFIER_nondet_short() [L85] CALL assume_abort_if_not(var_1_8 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L85] RET assume_abort_if_not(var_1_8 >= -32767) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L86] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L86] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L87] var_1_10 = __VERIFIER_nondet_ulong() [L88] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L88] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L89] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L89] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L90] var_1_11 = __VERIFIER_nondet_ulong() [L91] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L91] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L92] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L92] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L93] var_1_14 = __VERIFIER_nondet_short() [L94] CALL assume_abort_if_not(var_1_14 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L94] RET assume_abort_if_not(var_1_14 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L95] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L95] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=10, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L96] var_1_15 = __VERIFIER_nondet_short() [L97] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L97] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L98] CALL assume_abort_if_not(var_1_15 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L98] RET assume_abort_if_not(var_1_15 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L111] RET updateVariables() [L112] CALL step() [L39] COND FALSE !(var_1_2 >= 50.4f) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=1, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L42] COND FALSE !(var_1_3 == (var_1_1 * var_1_4)) [L49] var_1_5 = var_1_8 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=-32767, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=64] [L51] COND TRUE ! (var_1_4 < var_1_3) [L52] var_1_9 = ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))))) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11)))))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=-32767, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=0] [L56] COND FALSE !(var_1_10 > var_1_9) [L65] var_1_12 = var_1_15 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=-32767, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=0] [L112] RET step() [L113] CALL, EXPR property() [L103-L104] return ((((var_1_2 >= 50.4f) ? (var_1_1 == ((unsigned long int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4))))) : 1) && ((var_1_3 == (var_1_1 * var_1_4)) ? ((var_1_2 >= (var_1_6 + var_1_7)) ? (var_1_5 == ((signed short int) var_1_8)) : (var_1_5 == ((signed short int) 32))) : (var_1_5 == ((signed short int) var_1_8)))) && ((! (var_1_4 < var_1_3)) ? (var_1_9 == ((unsigned long int) ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))))) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11)))))))) : (var_1_9 == ((unsigned long int) ((((var_1_11) > (var_1_10)) ? (var_1_11) : (var_1_10))))))) && ((var_1_10 > var_1_9) ? ((63.1 >= var_1_7) ? ((var_1_7 >= var_1_2) ? (var_1_12 == ((signed short int) (var_1_14 - var_1_15))) : (var_1_12 == ((signed short int) var_1_14))) : 1) : (var_1_12 == ((signed short int) var_1_15))) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=-32767, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=0] [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=-32767, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_2=-2147483648, var_1_3=-4194967295, var_1_4=4394967297, var_1_5=-32767, var_1_6=-2147483648, var_1_7=-2147483648, var_1_8=-32767, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 39.3s, OverallIterations: 4, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 11.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 148 SdHoareTripleChecker+Valid, 4.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 148 mSDsluCounter, 848 SdHoareTripleChecker+Invalid, 4.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 603 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 206 IncrementalHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 245 mSDtfsCounter, 206 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 145 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 17.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=76occurred in iteration=3, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 46 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 26.3s InterpolantComputationTime, 738 NumberOfCodeBlocks, 738 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 488 ConstructedInterpolants, 0 QuantifiedInterpolants, 1029 SizeOfPredicates, 0 NumberOfNonLiveVariables, 277 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 3002/3040 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 [2024-12-02 06:06:19,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/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_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1 --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 5353ffee1c37a3ffec4ffba8ec43efc8addb948d99d804c998abea189ea9cf15 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:06:21,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:06:21,891 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 06:06:21,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:06:21,897 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:06:21,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:06:21,920 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:06:21,920 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:06:21,920 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:06:21,920 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:06:21,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:06:21,921 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:06:21,921 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:06:21,921 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:06:21,921 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:06:21,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:06:21,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:06:21,922 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 06:06:21,922 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 06:06:21,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:06:21,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:06:21,922 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:06:21,922 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:06:21,922 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 06:06:21,922 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 06:06:21,922 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 06:06:21,922 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 06:06:21,923 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:06:21,923 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:06:21,923 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:06:21,923 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:06:21,923 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:06:21,923 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:06:21,923 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:06:21,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:06:21,924 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:06:21,924 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:06:21,924 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:06:21,924 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:06:21,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:06:21,924 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:06:21,924 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:06:21,924 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:06:21,925 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:06:21,925 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 06:06:21,925 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 06:06:21,925 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:06:21,925 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:06:21,925 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:06:21,925 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:06:21,925 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_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1 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 -> 5353ffee1c37a3ffec4ffba8ec43efc8addb948d99d804c998abea189ea9cf15 [2024-12-02 06:06:22,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:06:22,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:06:22,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:06:22,157 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:06:22,157 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:06:22,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-91.i [2024-12-02 06:06:24,818 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/data/4e2382d30/92350d343db744f783cdbead04f6c8e3/FLAG29b42041a [2024-12-02 06:06:24,994 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:06:24,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-91.i [2024-12-02 06:06:25,001 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/data/4e2382d30/92350d343db744f783cdbead04f6c8e3/FLAG29b42041a [2024-12-02 06:06:25,012 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/data/4e2382d30/92350d343db744f783cdbead04f6c8e3 [2024-12-02 06:06:25,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:06:25,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:06:25,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:06:25,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:06:25,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:06:25,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea20e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25, skipping insertion in model container [2024-12-02 06:06:25,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,035 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:06:25,145 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_2604ff7d-d07b-4228-9d5d-516ae08e7137/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-91.i[916,929] [2024-12-02 06:06:25,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:06:25,185 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:06:25,192 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_2604ff7d-d07b-4228-9d5d-516ae08e7137/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-91.i[916,929] [2024-12-02 06:06:25,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:06:25,224 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:06:25,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25 WrapperNode [2024-12-02 06:06:25,225 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:06:25,226 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:06:25,226 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:06:25,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:06:25,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,238 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,257 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 113 [2024-12-02 06:06:25,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:06:25,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:06:25,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:06:25,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:06:25,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,266 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,275 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]. [2024-12-02 06:06:25,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,282 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,283 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,289 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:06:25,292 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:06:25,292 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:06:25,292 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:06:25,293 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (1/1) ... [2024-12-02 06:06:25,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:06:25,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:06:25,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:06:25,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:06:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:06:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 06:06:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:06:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:06:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:06:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:06:25,398 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:06:25,399 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:06:26,817 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-02 06:06:26,817 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:06:26,823 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:06:26,823 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 06:06:26,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:06:26 BoogieIcfgContainer [2024-12-02 06:06:26,824 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:06:26,825 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:06:26,825 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:06:26,828 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:06:26,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:06:25" (1/3) ... [2024-12-02 06:06:26,829 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab287a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:06:26, skipping insertion in model container [2024-12-02 06:06:26,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:06:25" (2/3) ... [2024-12-02 06:06:26,829 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab287a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:06:26, skipping insertion in model container [2024-12-02 06:06:26,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:06:26" (3/3) ... [2024-12-02 06:06:26,830 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-91.i [2024-12-02 06:06:26,840 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:06:26,841 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-91.i that has 2 procedures, 56 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 06:06:26,874 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:06:26,882 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;@17ae33f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:06:26,882 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:06:26,885 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 34 states have internal predecessors, (45), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 06:06:26,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-02 06:06:26,891 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:06:26,891 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:06:26,892 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:06:26,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:06:26,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1288732057, now seen corresponding path program 1 times [2024-12-02 06:06:26,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:06:26,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1051004324] [2024-12-02 06:06:26,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:06:26,902 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 [2024-12-02 06:06:26,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:06:26,904 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 06:06:26,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 06:06:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:06:27,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 06:06:27,094 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:06:27,127 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2024-12-02 06:06:27,127 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:06:27,128 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 06:06:27,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1051004324] [2024-12-02 06:06:27,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1051004324] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:06:27,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:06:27,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 06:06:27,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136786100] [2024-12-02 06:06:27,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:06:27,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 06:06:27,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 06:06:27,152 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 06:06:27,153 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:06:27,155 INFO L87 Difference]: Start difference. First operand has 56 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 34 states have internal predecessors, (45), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 06:06:27,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:06:27,178 INFO L93 Difference]: Finished difference Result 105 states and 184 transitions. [2024-12-02 06:06:27,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 06:06:27,179 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 123 [2024-12-02 06:06:27,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:06:27,185 INFO L225 Difference]: With dead ends: 105 [2024-12-02 06:06:27,185 INFO L226 Difference]: Without dead ends: 52 [2024-12-02 06:06:27,188 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:06:27,191 INFO L435 NwaCegarLoop]: 78 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, 78 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 [2024-12-02 06:06:27,192 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:06:27,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2024-12-02 06:06:27,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2024-12-02 06:06:27,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 30 states have internal predecessors, (38), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 06:06:27,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 78 transitions. [2024-12-02 06:06:27,229 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 78 transitions. Word has length 123 [2024-12-02 06:06:27,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:06:27,229 INFO L471 AbstractCegarLoop]: Abstraction has 52 states and 78 transitions. [2024-12-02 06:06:27,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 06:06:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-12-02 06:06:27,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-02 06:06:27,232 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:06:27,232 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:06:27,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 06:06:27,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 06:06:27,433 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:06:27,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:06:27,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1065228903, now seen corresponding path program 1 times [2024-12-02 06:06:27,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:06:27,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [977198560] [2024-12-02 06:06:27,434 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:06:27,434 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 [2024-12-02 06:06:27,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:06:27,436 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 06:06:27,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2604ff7d-d07b-4228-9d5d-516ae08e7137/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 06:06:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:06:27,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-02 06:06:27,604 INFO L279 TraceCheckSpWp]: Computing forward predicates...