./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.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_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB --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 04228aca453f32987dc7c53bca4e08cb18c9aabfe1bbd326fa4a64f045b32803 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:15:45,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:15:45,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:15:45,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:15:45,643 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:15:45,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:15:45,694 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:15:45,694 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:15:45,695 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:15:45,695 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:15:45,695 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:15:45,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:15:45,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:15:45,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:15:45,699 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:15:45,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:15:45,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:15:45,700 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:15:45,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:15:45,700 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:15:45,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:15:45,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:15:45,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:15:45,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:15:45,700 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:15:45,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:15:45,701 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:15:45,701 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:15:45,701 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:15:45,702 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:15:45,702 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:15:45,703 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:15:45,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:45,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:15:45,703 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:15:45,703 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:15:45,703 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:15:45,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:45,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:15:45,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:15:45,704 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:15:45,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:15:45,704 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:15:45,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:15:45,705 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:15:45,705 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:15:45,705 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:15:45,705 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:15:45,705 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_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 04228aca453f32987dc7c53bca4e08cb18c9aabfe1bbd326fa4a64f045b32803 [2024-11-28 04:15:46,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:15:46,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:15:46,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:15:46,106 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:15:46,106 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:15:46,110 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i [2024-11-28 04:15:49,886 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/data/21c8b03d3/e5b165ed75e0429fb68f18ba30715f7b/FLAG4296aed9e [2024-11-28 04:15:50,250 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:15:50,251 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i [2024-11-28 04:15:50,265 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/data/21c8b03d3/e5b165ed75e0429fb68f18ba30715f7b/FLAG4296aed9e [2024-11-28 04:15:50,471 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/data/21c8b03d3/e5b165ed75e0429fb68f18ba30715f7b [2024-11-28 04:15:50,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:15:50,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:15:50,480 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:15:50,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:15:50,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:15:50,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:50,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737f1311 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50, skipping insertion in model container [2024-11-28 04:15:50,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:50,521 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:15:50,737 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_5b0d44e7-bec0-442e-b174-5a90ffb94a09/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i[916,929] [2024-11-28 04:15:50,830 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:15:50,850 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:15:50,864 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_5b0d44e7-bec0-442e-b174-5a90ffb94a09/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i[916,929] [2024-11-28 04:15:50,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:15:50,912 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:15:50,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50 WrapperNode [2024-11-28 04:15:50,913 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:15:50,914 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:15:50,915 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:15:50,915 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:15:50,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:50,932 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:50,970 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-11-28 04:15:50,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:15:50,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:15:50,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:15:50,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:15:50,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:50,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:50,991 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:51,007 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:15:51,008 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:51,008 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:51,020 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:51,021 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:51,031 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:51,034 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:51,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:51,041 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:15:51,046 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:15:51,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:15:51,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:15:51,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (1/1) ... [2024-11-28 04:15:51,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:51,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:15:51,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:15:51,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:15:51,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:15:51,136 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:15:51,136 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:15:51,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:15:51,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:15:51,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:15:51,227 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:15:51,230 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:15:51,702 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-28 04:15:51,702 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:15:51,732 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:15:51,732 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:15:51,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:15:51 BoogieIcfgContainer [2024-11-28 04:15:51,735 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:15:51,739 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:15:51,740 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:15:51,746 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:15:51,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:15:50" (1/3) ... [2024-11-28 04:15:51,749 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36d09151 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:15:51, skipping insertion in model container [2024-11-28 04:15:51,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:50" (2/3) ... [2024-11-28 04:15:51,750 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36d09151 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:15:51, skipping insertion in model container [2024-11-28 04:15:51,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:15:51" (3/3) ... [2024-11-28 04:15:51,754 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-20.i [2024-11-28 04:15:51,773 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:15:51,776 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-20.i that has 2 procedures, 62 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:15:51,850 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:15:51,874 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;@59a46726, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:15:51,874 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:15:51,879 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-28 04:15:51,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-28 04:15:51,895 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:15:51,896 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:15:51,897 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:15:51,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:15:51,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1106886808, now seen corresponding path program 1 times [2024-11-28 04:15:51,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:15:51,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650058194] [2024-11-28 04:15:51,915 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:51,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:15:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:15:52,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-28 04:15:52,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:15:52,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650058194] [2024-11-28 04:15:52,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650058194] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:15:52,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [520733612] [2024-11-28 04:15:52,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:52,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:15:52,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:15:52,428 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:15:52,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:15:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:15:52,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:15:52,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:15:52,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-28 04:15:52,739 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:15:52,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [520733612] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:15:52,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:15:52,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:15:52,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359733536] [2024-11-28 04:15:52,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:15:52,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:15:52,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:15:52,784 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:15:52,784 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:15:52,789 INFO L87 Difference]: Start difference. First operand has 62 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 04:15:52,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:15:52,826 INFO L93 Difference]: Finished difference Result 117 states and 204 transitions. [2024-11-28 04:15:52,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:15:52,829 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 146 [2024-11-28 04:15:52,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:15:52,842 INFO L225 Difference]: With dead ends: 117 [2024-11-28 04:15:52,843 INFO L226 Difference]: Without dead ends: 58 [2024-11-28 04:15:52,848 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:15:52,852 INFO L435 NwaCegarLoop]: 86 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, 86 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:15:52,853 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:15:52,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-11-28 04:15:52,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2024-11-28 04:15:52,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 32 states have (on average 1.1875) internal successors, (38), 32 states have internal predecessors, (38), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-28 04:15:52,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 86 transitions. [2024-11-28 04:15:52,908 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 86 transitions. Word has length 146 [2024-11-28 04:15:52,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:15:52,909 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 86 transitions. [2024-11-28 04:15:52,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 04:15:52,912 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2024-11-28 04:15:52,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-28 04:15:52,921 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:15:52,922 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:15:52,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:15:53,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 04:15:53,124 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:15:53,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:15:53,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1979707240, now seen corresponding path program 1 times [2024-11-28 04:15:53,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:15:53,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959162837] [2024-11-28 04:15:53,125 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:53,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:15:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:15:53,434 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:15:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:15:53,631 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:15:53,631 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:15:53,633 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:15:53,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:15:53,639 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-28 04:15:53,770 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:15:53,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:15:53 BoogieIcfgContainer [2024-11-28 04:15:53,774 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:15:53,774 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:15:53,774 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:15:53,775 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:15:53,775 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:15:51" (3/4) ... [2024-11-28 04:15:53,779 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:15:53,780 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:15:53,781 INFO L158 Benchmark]: Toolchain (without parser) took 3303.20ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 33.1MB in the end (delta: 59.3MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2024-11-28 04:15:53,781 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:15:53,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.23ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 79.3MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:15:53,782 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.23ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:15:53,782 INFO L158 Benchmark]: Boogie Preprocessor took 69.57ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 74.7MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:15:53,783 INFO L158 Benchmark]: RCFGBuilder took 689.61ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 58.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:15:53,783 INFO L158 Benchmark]: TraceAbstraction took 2034.83ms. Allocated memory is still 117.4MB. Free memory was 57.9MB in the beginning and 33.1MB in the end (delta: 24.8MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2024-11-28 04:15:53,783 INFO L158 Benchmark]: Witness Printer took 5.55ms. Allocated memory is still 117.4MB. Free memory was 33.1MB in the beginning and 33.1MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:15:53,786 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 434.23ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 79.3MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.23ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.57ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 74.7MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 689.61ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 58.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2034.83ms. Allocated memory is still 117.4MB. Free memory was 57.9MB in the beginning and 33.1MB in the end (delta: 24.8MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Witness Printer took 5.55ms. Allocated memory is still 117.4MB. Free memory was 33.1MB in the beginning and 33.1MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of to_int at line 46, overapproximation of to_int at line 108. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 0; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 0; [L25] signed long int var_1_4 = 2; [L26] signed long int var_1_5 = 8; [L27] signed long int var_1_6 = 999999999; [L28] signed long int var_1_7 = 10; [L29] signed long int var_1_8 = 4; [L30] unsigned long int var_1_9 = 256; [L31] unsigned char var_1_10 = 0; [L32] unsigned long int var_1_11 = 3724367395; [L33] unsigned long int var_1_12 = 25; [L34] unsigned long int var_1_13 = 1; [L35] unsigned char var_1_14 = 1; [L36] unsigned char var_1_15 = 128; [L37] unsigned char var_1_16 = 100; VAL [isInitial=0, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L112] isInitial = 1 [L113] FCALL initially() [L115] FCALL updateLastVariables() [L116] CALL updateVariables() [L68] var_1_2 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_3=0, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_3=0, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L69] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_3=0, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L70] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=0, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=0, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L70] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=0, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L71] var_1_3 = __VERIFIER_nondet_long() [L72] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L72] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L73] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L73] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=2, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L74] var_1_4 = __VERIFIER_nondet_long() [L75] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L75] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L76] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L76] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=8, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L77] var_1_5 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L78] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L79] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L79] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=999999999, var_1_7=10, var_1_8=4, var_1_9=256] [L80] var_1_6 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=4, var_1_9=256] [L81] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=4, var_1_9=256] [L82] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=4, var_1_9=256] [L82] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=4, var_1_9=256] [L83] var_1_8 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L84] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L85] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L85] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L86] var_1_10 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L87] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L88] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L88] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=3724367395, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L89] var_1_11 = __VERIFIER_nondet_ulong() [L90] CALL assume_abort_if_not(var_1_11 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L90] RET assume_abort_if_not(var_1_11 >= 3221225470) VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L91] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L91] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=25, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L92] var_1_12 = __VERIFIER_nondet_ulong() [L93] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L93] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L94] CALL assume_abort_if_not(var_1_12 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L94] RET assume_abort_if_not(var_1_12 <= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=1, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L95] var_1_13 = __VERIFIER_nondet_ulong() [L96] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L96] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L97] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L97] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=128, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L98] var_1_15 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_15 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L99] RET assume_abort_if_not(var_1_15 >= 127) VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L100] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L100] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=100, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L101] var_1_16 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L102] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L103] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=-129, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=-129, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L103] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=-129, var_1_1=0, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L116] RET updateVariables() [L117] CALL step() [L41] COND TRUE \read(var_1_2) [L42] var_1_1 = ((var_1_3 - var_1_4) - var_1_5) VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=-129, var_1_1=-1, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=10, var_1_8=0, var_1_9=256] [L46] var_1_7 = ((15.5 + var_1_4) - (var_1_3 - var_1_8)) [L47] unsigned long int stepLocal_2 = var_1_13; [L48] signed long int stepLocal_1 = 5; VAL [isInitial=1, stepLocal_1=5, stepLocal_2=-3221225474, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=-129, var_1_1=-1, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_8=0, var_1_9=256] [L49] COND FALSE !(stepLocal_1 >= var_1_11) VAL [isInitial=1, stepLocal_2=-3221225474, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=-129, var_1_1=-1, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_8=0, var_1_9=256] [L60] unsigned char stepLocal_0 = var_1_2; VAL [isInitial=1, stepLocal_0=-255, stepLocal_2=-3221225474, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=-129, var_1_1=-1, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_8=0, var_1_9=256] [L61] COND TRUE var_1_10 || stepLocal_0 [L62] var_1_9 = ((var_1_11 - var_1_14) - var_1_14) VAL [isInitial=1, stepLocal_2=-3221225474, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=-129, var_1_1=-1, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_8=0, var_1_9=4294967292] [L117] RET step() [L118] CALL, EXPR property() [L108-L109] return (((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_4) - var_1_5))) : (var_1_1 == ((signed long int) (var_1_4 + var_1_6)))) && (var_1_7 == ((signed long int) ((15.5 + var_1_4) - (var_1_3 - var_1_8))))) && ((var_1_10 || var_1_2) ? (var_1_9 == ((unsigned long int) ((var_1_11 - var_1_14) - var_1_14))) : (var_1_9 == ((unsigned long int) (var_1_14 + ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))))))) && ((5 >= var_1_11) ? ((var_1_1 >= var_1_8) ? (var_1_14 == ((unsigned char) (128 - 16))) : ((var_1_13 >= ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) ? (var_1_14 == ((unsigned char) (var_1_15 - var_1_16))) : (var_1_14 == ((unsigned char) var_1_16)))) : 1) ; VAL [\result=0, isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=-129, var_1_1=-1, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=4294967296, var_1_8=0, var_1_9=4294967292] [L118] RET, EXPR property() [L118] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=-129, var_1_1=-1, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=4294967296, var_1_8=0, var_1_9=4294967292] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=4294967294, var_1_12=1073741823, var_1_13=-3221225474, var_1_14=1, var_1_15=-129, var_1_16=-129, var_1_1=-1, var_1_2=-255, var_1_3=2147483647, var_1_4=1, var_1_5=2147483647, var_1_6=0, var_1_7=4294967296, var_1_8=0, var_1_9=4294967292] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 2, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 86 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 86 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 290 ConstructedInterpolants, 0 QuantifiedInterpolants, 290 SizeOfPredicates, 0 NumberOfNonLiveVariables, 319 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2162/2208 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 04:15:53,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/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_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB --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 04228aca453f32987dc7c53bca4e08cb18c9aabfe1bbd326fa4a64f045b32803 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:15:57,249 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:15:57,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:15:57,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:15:57,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:15:57,467 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:15:57,468 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:15:57,468 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:15:57,468 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:15:57,469 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:15:57,469 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:15:57,469 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:15:57,470 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:15:57,470 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:15:57,470 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:15:57,470 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:15:57,470 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:15:57,471 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:15:57,471 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:15:57,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:15:57,471 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:15:57,471 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:15:57,472 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:15:57,472 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:15:57,472 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:15:57,472 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:15:57,472 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:15:57,473 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:15:57,473 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:15:57,473 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:15:57,473 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:15:57,473 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:15:57,474 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:15:57,474 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:15:57,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:57,474 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:15:57,475 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:15:57,475 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:15:57,475 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:15:57,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:57,475 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:15:57,476 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:15:57,476 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:15:57,476 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:15:57,476 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:15:57,476 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:15:57,476 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:15:57,477 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:15:57,477 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:15:57,477 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:15:57,477 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_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 04228aca453f32987dc7c53bca4e08cb18c9aabfe1bbd326fa4a64f045b32803 [2024-11-28 04:15:57,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:15:57,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:15:57,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:15:57,939 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:15:57,939 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:15:57,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i [2024-11-28 04:16:01,846 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/data/b8cd61de9/7d0b5184f9a24a138bc4cfe6095973c5/FLAGfcab5ca85 [2024-11-28 04:16:02,159 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:16:02,160 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i [2024-11-28 04:16:02,170 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/data/b8cd61de9/7d0b5184f9a24a138bc4cfe6095973c5/FLAGfcab5ca85 [2024-11-28 04:16:02,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/data/b8cd61de9/7d0b5184f9a24a138bc4cfe6095973c5 [2024-11-28 04:16:02,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:16:02,193 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:16:02,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:16:02,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:16:02,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:16:02,205 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33bb4620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02, skipping insertion in model container [2024-11-28 04:16:02,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,231 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:16:02,469 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_5b0d44e7-bec0-442e-b174-5a90ffb94a09/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i[916,929] [2024-11-28 04:16:02,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:16:02,591 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:16:02,608 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_5b0d44e7-bec0-442e-b174-5a90ffb94a09/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i[916,929] [2024-11-28 04:16:02,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:16:02,694 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:16:02,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02 WrapperNode [2024-11-28 04:16:02,695 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:16:02,696 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:16:02,697 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:16:02,697 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:16:02,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,734 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,780 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125 [2024-11-28 04:16:02,782 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:16:02,783 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:16:02,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:16:02,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:16:02,797 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,804 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,825 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:16:02,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,843 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,847 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:16:02,874 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:16:02,874 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:16:02,874 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:16:02,876 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (1/1) ... [2024-11-28 04:16:02,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:16:02,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:16:02,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:16:02,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:16:02,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:16:02,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:16:02,970 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:16:02,971 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:16:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:16:02,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:16:03,071 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:16:03,073 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:16:11,580 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-28 04:16:11,581 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:16:11,595 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:16:11,597 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:16:11,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:16:11 BoogieIcfgContainer [2024-11-28 04:16:11,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:16:11,602 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:16:11,602 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:16:11,610 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:16:11,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:16:02" (1/3) ... [2024-11-28 04:16:11,612 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579fbc01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:16:11, skipping insertion in model container [2024-11-28 04:16:11,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:16:02" (2/3) ... [2024-11-28 04:16:11,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579fbc01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:16:11, skipping insertion in model container [2024-11-28 04:16:11,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:16:11" (3/3) ... [2024-11-28 04:16:11,617 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-20.i [2024-11-28 04:16:11,641 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:16:11,643 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-20.i that has 2 procedures, 62 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:16:11,754 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:16:11,773 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;@449b6dda, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:16:11,774 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:16:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-28 04:16:11,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-28 04:16:11,790 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:16:11,791 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:16:11,792 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:16:11,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:16:11,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1106886808, now seen corresponding path program 1 times [2024-11-28 04:16:11,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:16:11,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2147096267] [2024-11-28 04:16:11,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:11,811 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:16:11,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:16:11,816 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:16:11,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 04:16:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:16:12,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:16:12,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:16:12,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2024-11-28 04:16:12,380 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:16:12,381 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:16:12,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2147096267] [2024-11-28 04:16:12,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2147096267] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:16:12,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:16:12,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:16:12,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501227502] [2024-11-28 04:16:12,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:16:12,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:16:12,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:16:12,415 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:16:12,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:16:12,418 INFO L87 Difference]: Start difference. First operand has 62 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 04:16:12,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:16:12,460 INFO L93 Difference]: Finished difference Result 117 states and 204 transitions. [2024-11-28 04:16:12,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:16:12,463 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 146 [2024-11-28 04:16:12,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:16:12,471 INFO L225 Difference]: With dead ends: 117 [2024-11-28 04:16:12,471 INFO L226 Difference]: Without dead ends: 58 [2024-11-28 04:16:12,475 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:16:12,479 INFO L435 NwaCegarLoop]: 86 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, 86 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:16:12,480 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:16:12,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-11-28 04:16:12,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2024-11-28 04:16:12,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 32 states have (on average 1.1875) internal successors, (38), 32 states have internal predecessors, (38), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-28 04:16:12,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 86 transitions. [2024-11-28 04:16:12,552 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 86 transitions. Word has length 146 [2024-11-28 04:16:12,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:16:12,553 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 86 transitions. [2024-11-28 04:16:12,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 04:16:12,553 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2024-11-28 04:16:12,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-28 04:16:12,557 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:16:12,557 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:16:12,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 04:16:12,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:16:12,762 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:16:12,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:16:12,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1979707240, now seen corresponding path program 1 times [2024-11-28 04:16:12,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:16:12,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1932589528] [2024-11-28 04:16:12,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:12,764 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:16:12,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:16:12,767 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:16:12,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 04:16:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:16:13,281 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:16:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:16:13,808 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model [2024-11-28 04:16:13,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1086620934] [2024-11-28 04:16:13,808 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:13,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:16:13,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:16:13,829 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:16:13,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b0d44e7-bec0-442e-b174-5a90ffb94a09/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-28 04:16:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:16:14,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-28 04:16:14,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:16:22,738 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:16:30,802 WARN L286 SmtUtils]: Spent 8.06s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:16:38,942 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:16:47,050 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:16:51,080 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~var_1_1~0 (bvadd (bvneg c_~var_1_4~0) c_~var_1_3~0 (bvneg c_~var_1_5~0))) (= (_ bv5 32) |c_ULTIMATE.start_step_~stepLocal_1~0#1|) (= c_~var_1_7~0 ((_ fp.to_sbv 32) roundTowardZero (fp.sub c_currentRoundingMode (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 31.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (bvadd (bvneg c_~var_1_8~0) c_~var_1_3~0))))) (not (= (_ bv0 8) c_~var_1_2~0))) is different from false [2024-11-28 04:16:55,106 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~var_1_1~0 (bvadd (bvneg c_~var_1_4~0) c_~var_1_3~0 (bvneg c_~var_1_5~0))) (= (_ bv5 32) |c_ULTIMATE.start_step_~stepLocal_1~0#1|) (= c_~var_1_7~0 ((_ fp.to_sbv 32) roundTowardZero (fp.sub c_currentRoundingMode (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 31.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (bvadd (bvneg c_~var_1_8~0) c_~var_1_3~0))))) (not (= (_ bv0 8) c_~var_1_2~0))) is different from true [2024-11-28 04:17:03,230 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:17:11,285 WARN L286 SmtUtils]: Spent 8.05s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:17:19,379 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:17:27,577 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:17:31,610 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~var_1_1~0 (bvadd (bvneg c_~var_1_4~0) c_~var_1_3~0 (bvneg c_~var_1_5~0))) (= c_~var_1_7~0 ((_ fp.to_sbv 32) roundTowardZero (fp.sub c_currentRoundingMode (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 31.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (bvadd (bvneg c_~var_1_8~0) c_~var_1_3~0))))) (not (bvuge (_ bv5 32) c_~var_1_11~0)) (not (= (_ bv0 8) c_~var_1_2~0))) is different from false [2024-11-28 04:17:35,635 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~var_1_1~0 (bvadd (bvneg c_~var_1_4~0) c_~var_1_3~0 (bvneg c_~var_1_5~0))) (= c_~var_1_7~0 ((_ fp.to_sbv 32) roundTowardZero (fp.sub c_currentRoundingMode (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 31.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (bvadd (bvneg c_~var_1_8~0) c_~var_1_3~0))))) (not (bvuge (_ bv5 32) c_~var_1_11~0)) (not (= (_ bv0 8) c_~var_1_2~0))) is different from true [2024-11-28 04:17:43,753 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:17:51,814 WARN L286 SmtUtils]: Spent 8.06s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:17:59,917 WARN L286 SmtUtils]: Spent 8.10s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:18:08,027 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:18:16,162 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:18:24,281 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:18:32,351 WARN L286 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:18:37,828 WARN L286 SmtUtils]: Spent 5.48s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:18:45,938 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:18:49,971 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~var_1_9~0 (bvadd c_~var_1_11~0 (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) c_~var_1_14~0))))) (= c_~var_1_1~0 (bvadd (bvneg c_~var_1_4~0) c_~var_1_3~0 (bvneg c_~var_1_5~0))) (= c_~var_1_7~0 ((_ fp.to_sbv 32) roundTowardZero (fp.sub c_currentRoundingMode (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 31.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (bvadd (bvneg c_~var_1_8~0) c_~var_1_3~0))))) (not (bvuge (_ bv5 32) c_~var_1_11~0)) (not (= (_ bv0 8) c_~var_1_2~0))) is different from false [2024-11-28 04:18:53,999 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~var_1_9~0 (bvadd c_~var_1_11~0 (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) c_~var_1_14~0))))) (= c_~var_1_1~0 (bvadd (bvneg c_~var_1_4~0) c_~var_1_3~0 (bvneg c_~var_1_5~0))) (= c_~var_1_7~0 ((_ fp.to_sbv 32) roundTowardZero (fp.sub c_currentRoundingMode (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 31.0 2.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0)) ((_ to_fp 11 53) c_currentRoundingMode (bvadd (bvneg c_~var_1_8~0) c_~var_1_3~0))))) (not (bvuge (_ bv5 32) c_~var_1_11~0)) (not (= (_ bv0 8) c_~var_1_2~0))) is different from true