./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd --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 d3625167a7aec6d3884a0a0cfb9a5e7b246de182e5cac4fcf1e6ab34704c8faf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:55:37,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:55:38,058 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 14:55:38,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:55:38,065 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:55:38,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:55:38,098 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:55:38,098 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:55:38,099 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:55:38,099 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:55:38,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:55:38,100 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:55:38,101 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:55:38,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:55:38,102 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:55:38,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:55:38,102 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:55:38,102 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:55:38,103 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:55:38,103 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:55:38,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:55:38,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:55:38,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:55:38,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:55:38,103 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:55:38,103 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:55:38,104 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:55:38,104 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:55:38,104 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:55:38,104 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:55:38,104 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:55:38,105 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:55:38,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:55:38,105 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:55:38,105 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:55:38,105 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:55:38,105 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:55:38,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 14:55:38,106 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:55:38,106 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:55:38,106 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:55:38,107 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:55:38,107 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_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd 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 -> d3625167a7aec6d3884a0a0cfb9a5e7b246de182e5cac4fcf1e6ab34704c8faf [2024-11-13 14:55:38,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:55:38,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:55:38,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:55:38,456 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:55:38,456 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:55:38,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i Unable to find full path for "g++" [2024-11-13 14:55:40,422 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:55:40,766 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:55:40,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i [2024-11-13 14:55:40,781 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/data/e74442b9a/ba7891f6911d465ba613deb6f2f242f0/FLAG8f8b073f4 [2024-11-13 14:55:40,799 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/data/e74442b9a/ba7891f6911d465ba613deb6f2f242f0 [2024-11-13 14:55:40,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:55:40,803 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:55:40,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:55:40,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:55:40,812 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:55:40,813 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:55:40" (1/1) ... [2024-11-13 14:55:40,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23e0ed7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:40, skipping insertion in model container [2024-11-13 14:55:40,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:55:40" (1/1) ... [2024-11-13 14:55:40,838 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:55:41,011 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_32ed0810-a38e-46fa-b92e-22961b11cdd4/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i[917,930] [2024-11-13 14:55:41,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:55:41,099 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:55:41,110 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_32ed0810-a38e-46fa-b92e-22961b11cdd4/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i[917,930] [2024-11-13 14:55:41,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:55:41,173 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:55:41,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41 WrapperNode [2024-11-13 14:55:41,174 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:55:41,175 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:55:41,175 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:55:41,175 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:55:41,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (1/1) ... [2024-11-13 14:55:41,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (1/1) ... [2024-11-13 14:55:41,237 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 126 [2024-11-13 14:55:41,237 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:55:41,238 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:55:41,238 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:55:41,238 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:55:41,248 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (1/1) ... [2024-11-13 14:55:41,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (1/1) ... [2024-11-13 14:55:41,250 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (1/1) ... [2024-11-13 14:55:41,269 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]. [2024-11-13 14:55:41,269 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (1/1) ... [2024-11-13 14:55:41,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (1/1) ... [2024-11-13 14:55:41,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (1/1) ... [2024-11-13 14:55:41,279 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (1/1) ... [2024-11-13 14:55:41,280 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (1/1) ... [2024-11-13 14:55:41,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (1/1) ... [2024-11-13 14:55:41,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:55:41,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:55:41,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:55:41,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:55:41,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (1/1) ... [2024-11-13 14:55:41,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:55:41,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:55:41,323 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:55:41,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:55:41,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:55:41,350 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 14:55:41,350 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 14:55:41,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 14:55:41,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:55:41,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:55:41,451 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:55:41,453 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:55:41,808 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 14:55:41,808 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:55:41,822 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:55:41,822 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 14:55:41,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:55:41 BoogieIcfgContainer [2024-11-13 14:55:41,823 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:55:41,825 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:55:41,825 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:55:41,829 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:55:41,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:55:40" (1/3) ... [2024-11-13 14:55:41,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@251de3e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:55:41, skipping insertion in model container [2024-11-13 14:55:41,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:41" (2/3) ... [2024-11-13 14:55:41,831 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@251de3e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:55:41, skipping insertion in model container [2024-11-13 14:55:41,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:55:41" (3/3) ... [2024-11-13 14:55:41,832 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-10.i [2024-11-13 14:55:41,850 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:55:41,851 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-10.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 14:55:41,935 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:55:41,952 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;@42b47c1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:55:41,952 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 14:55:41,956 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 32 states have (on average 1.28125) internal successors, (41), 33 states have internal predecessors, (41), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-13 14:55:41,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 14:55:41,970 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:55:41,971 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:55:41,972 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:55:41,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:55:41,979 INFO L85 PathProgramCache]: Analyzing trace with hash -2074788602, now seen corresponding path program 1 times [2024-11-13 14:55:41,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:55:41,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709650218] [2024-11-13 14:55:41,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:55:41,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:55:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:55:42,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:55:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:55:42,595 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:55:42,597 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 14:55:42,599 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 14:55:42,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 14:55:42,608 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 14:55:42,691 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:55:42,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:55:42 BoogieIcfgContainer [2024-11-13 14:55:42,695 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:55:42,695 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:55:42,695 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:55:42,696 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:55:42,696 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:55:41" (3/4) ... [2024-11-13 14:55:42,699 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 14:55:42,699 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:55:42,701 INFO L158 Benchmark]: Toolchain (without parser) took 1897.92ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 118.6MB in the beginning and 392.5MB in the end (delta: -274.0MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-13 14:55:42,701 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:55:42,701 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.97ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 105.6MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:55:42,702 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.48ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 103.5MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:55:42,702 INFO L158 Benchmark]: Boogie Preprocessor took 45.37ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 101.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:55:42,702 INFO L158 Benchmark]: RCFGBuilder took 539.31ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 85.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 14:55:42,703 INFO L158 Benchmark]: TraceAbstraction took 869.48ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 85.2MB in the beginning and 393.1MB in the end (delta: -307.9MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-11-13 14:55:42,703 INFO L158 Benchmark]: Witness Printer took 4.39ms. Allocated memory is still 427.8MB. Free memory was 392.6MB in the beginning and 392.5MB in the end (delta: 24.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:55:42,705 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.97ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 105.6MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.48ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 103.5MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.37ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 101.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 539.31ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 85.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 869.48ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 85.2MB in the beginning and 393.1MB in the end (delta: -307.9MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * Witness Printer took 4.39ms. Allocated memory is still 427.8MB. Free memory was 392.6MB in the beginning and 392.5MB in the end (delta: 24.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someUnaryDOUBLEoperation at line 27, overapproximation of someUnaryDOUBLEoperation at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 77, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 75. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 5; [L23] unsigned long int var_1_2 = 8; [L24] double var_1_3 = 9.15; [L25] double var_1_6 = 1000000.875; [L26] double var_1_7 = 49.25; [L27] double var_1_8 = -0.8; [L28] signed char var_1_9 = -10; [L29] unsigned short int var_1_10 = 58996; [L30] unsigned short int var_1_11 = 32; [L31] signed char var_1_12 = 32; [L32] signed char var_1_13 = 16; [L33] signed char var_1_14 = 2; [L34] signed long int var_1_15 = 32; [L35] signed long int var_1_17 = 1000000000; [L36] float var_1_18 = -0.5; [L37] signed char var_1_19 = 2; [L38] unsigned char var_1_20 = 0; [L39] unsigned char var_1_21 = 0; [L40] double last_1_var_1_3 = 9.15; VAL [isInitial=0, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=8, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] CALL updateLastVariables() [L103] last_1_var_1_3 = var_1_3 VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=8, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L113] RET updateLastVariables() [L114] CALL updateVariables() [L71] var_1_2 = __VERIFIER_nondet_ulong() [L72] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L72] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L73] CALL assume_abort_if_not(var_1_2 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L73] RET assume_abort_if_not(var_1_2 <= 4294967294) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_6=8000007/8, var_1_7=197/4, var_1_9=-10] [L74] var_1_6 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_7=197/4, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_7=197/4, var_1_9=-10] [L75] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_7=197/4, var_1_9=-10] [L76] var_1_7 = __VERIFIER_nondet_double() [L77] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L77] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L78] var_1_8 = __VERIFIER_nondet_double() [L79] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L79] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=58996, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L80] var_1_10 = __VERIFIER_nondet_ushort() [L81] CALL assume_abort_if_not(var_1_10 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L81] RET assume_abort_if_not(var_1_10 >= 32767) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L82] CALL assume_abort_if_not(var_1_10 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L82] RET assume_abort_if_not(var_1_10 <= 65535) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L83] var_1_11 = __VERIFIER_nondet_ushort() [L84] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L84] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L85] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L85] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=32, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L86] var_1_12 = __VERIFIER_nondet_char() [L87] CALL assume_abort_if_not(var_1_12 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L87] RET assume_abort_if_not(var_1_12 >= -1) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L88] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L88] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=16, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L89] var_1_13 = __VERIFIER_nondet_char() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L91] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L91] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=2, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L92] var_1_14 = __VERIFIER_nondet_char() [L93] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L93] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L94] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L94] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1000000000, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L95] var_1_17 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_17 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L96] RET assume_abort_if_not(var_1_17 >= 536870911) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L97] CALL assume_abort_if_not(var_1_17 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L97] RET assume_abort_if_not(var_1_17 <= 1073741823) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=0, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L98] var_1_21 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_21 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=-255, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=-255, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L99] RET assume_abort_if_not(var_1_21 >= 1) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=-255, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L100] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=-255, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=-255, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L100] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_19=2, var_1_1=5, var_1_20=0, var_1_21=-255, var_1_2=-2, var_1_3=183/20, var_1_9=-10] [L114] RET updateVariables() [L115] CALL step() [L44] var_1_1 = var_1_2 [L45] var_1_18 = var_1_8 [L46] var_1_19 = var_1_12 [L47] var_1_20 = var_1_21 [L48] signed char stepLocal_1 = var_1_19; VAL [isInitial=1, last_1_var_1_3=183/20, stepLocal_1=0, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_18=1073741828, var_1_19=0, var_1_1=-2, var_1_20=-255, var_1_21=-255, var_1_2=-2, var_1_3=183/20, var_1_8=1073741828, var_1_9=-10] [L49] COND TRUE (- (var_1_10 - var_1_11)) >= stepLocal_1 [L50] var_1_9 = (var_1_12 - ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14)))) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=32, var_1_17=1073741823, var_1_18=1073741828, var_1_19=0, var_1_1=-2, var_1_20=-255, var_1_21=-255, var_1_2=-2, var_1_3=183/20, var_1_8=1073741828, var_1_9=-1] [L54] COND TRUE \read(var_1_20) [L55] var_1_15 = (var_1_12 - var_1_14) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_17=1073741823, var_1_18=1073741828, var_1_19=0, var_1_1=-2, var_1_20=-255, var_1_21=-255, var_1_2=-2, var_1_3=183/20, var_1_8=1073741828, var_1_9=-1] [L59] signed long int stepLocal_0 = var_1_15; VAL [isInitial=1, last_1_var_1_3=183/20, stepLocal_0=0, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_17=1073741823, var_1_18=1073741828, var_1_19=0, var_1_1=-2, var_1_20=-255, var_1_21=-255, var_1_2=-2, var_1_3=183/20, var_1_8=1073741828, var_1_9=-1] [L60] COND TRUE stepLocal_0 < var_1_1 [L61] var_1_3 = -0.5 VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_17=1073741823, var_1_18=1073741828, var_1_19=0, var_1_1=-2, var_1_20=-255, var_1_21=-255, var_1_2=-2, var_1_8=1073741828, var_1_9=-1] [L115] RET step() [L116] CALL, EXPR property() [L106-L107] return ((((((var_1_1 == ((unsigned long int) var_1_2)) && ((var_1_15 < var_1_1) ? (var_1_3 == ((double) -0.5)) : (((- last_1_var_1_3) == (var_1_6 - var_1_7)) ? (var_1_3 == ((double) var_1_8)) : (var_1_3 == ((double) var_1_8))))) && (((- (var_1_10 - var_1_11)) >= var_1_19) ? (var_1_9 == ((signed char) (var_1_12 - ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14)))))) : (var_1_9 == ((signed char) ((((var_1_12) < (var_1_14)) ? (var_1_12) : (var_1_14))))))) && (var_1_20 ? (var_1_15 == ((signed long int) (var_1_12 - var_1_14))) : (var_1_15 == ((signed long int) (var_1_13 - ((var_1_17 - 4) + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))))))) && (var_1_18 == ((float) var_1_8))) && (var_1_19 == ((signed char) var_1_12))) && (var_1_20 == ((unsigned char) var_1_21)) ; VAL [\result=0, isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_17=1073741823, var_1_18=1073741828, var_1_19=0, var_1_1=-2, var_1_20=-255, var_1_21=-255, var_1_2=-2, var_1_8=1073741828, var_1_9=-1] [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_17=1073741823, var_1_18=1073741828, var_1_19=0, var_1_1=-2, var_1_20=-255, var_1_21=-255, var_1_2=-2, var_1_8=1073741828, var_1_9=-1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_3=183/20, var_1_10=32767, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_17=1073741823, var_1_18=1073741828, var_1_19=0, var_1_1=-2, var_1_20=-255, var_1_21=-255, var_1_2=-2, var_1_8=1073741828, var_1_9=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 119 NumberOfCodeBlocks, 119 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 14:55:42,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/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_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd --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 d3625167a7aec6d3884a0a0cfb9a5e7b246de182e5cac4fcf1e6ab34704c8faf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:55:45,535 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:55:45,657 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 14:55:45,666 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:55:45,667 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:55:45,707 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:55:45,708 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:55:45,708 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:55:45,708 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:55:45,709 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:55:45,709 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:55:45,710 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:55:45,711 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:55:45,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:55:45,711 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:55:45,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:55:45,711 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:55:45,711 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:55:45,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:55:45,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:55:45,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:55:45,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:55:45,713 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:55:45,713 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 14:55:45,713 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 14:55:45,713 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:55:45,713 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 14:55:45,713 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:55:45,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:55:45,714 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:55:45,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:55:45,714 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:55:45,714 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:55:45,714 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:55:45,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:55:45,715 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:55:45,716 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:55:45,716 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:55:45,716 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 14:55:45,716 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 14:55:45,716 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:55:45,716 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:55:45,716 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:55:45,716 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:55:45,717 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_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd 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 -> d3625167a7aec6d3884a0a0cfb9a5e7b246de182e5cac4fcf1e6ab34704c8faf [2024-11-13 14:55:46,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:55:46,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:55:46,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:55:46,080 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:55:46,080 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:55:46,081 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i Unable to find full path for "g++" [2024-11-13 14:55:48,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:55:48,275 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:55:48,278 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i [2024-11-13 14:55:48,290 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/data/ede83b4e4/7cee2647818d4ddc9e48ebfd5a334dc4/FLAG487d25a31 [2024-11-13 14:55:48,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/data/ede83b4e4/7cee2647818d4ddc9e48ebfd5a334dc4 [2024-11-13 14:55:48,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:55:48,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:55:48,613 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:55:48,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:55:48,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:55:48,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:48,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e2c5677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48, skipping insertion in model container [2024-11-13 14:55:48,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:48,644 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:55:48,818 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_32ed0810-a38e-46fa-b92e-22961b11cdd4/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i[917,930] [2024-11-13 14:55:48,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:55:48,918 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:55:48,929 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_32ed0810-a38e-46fa-b92e-22961b11cdd4/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-10.i[917,930] [2024-11-13 14:55:48,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:55:48,983 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:55:48,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48 WrapperNode [2024-11-13 14:55:48,984 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:55:48,985 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:55:48,985 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:55:48,986 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:55:48,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:49,009 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:49,041 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 122 [2024-11-13 14:55:49,042 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:55:49,042 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:55:49,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:55:49,042 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:55:49,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:49,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:49,059 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:49,070 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]. [2024-11-13 14:55:49,071 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:49,071 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:49,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:49,084 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:49,086 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:49,087 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:49,090 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:55:49,091 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:55:49,091 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:55:49,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:55:49,092 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (1/1) ... [2024-11-13 14:55:49,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:55:49,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:55:49,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:55:49,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:55:49,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:55:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 14:55:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 14:55:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 14:55:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:55:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:55:49,239 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:55:49,241 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:55:50,233 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 14:55:50,233 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:55:50,244 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:55:50,244 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 14:55:50,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:55:50 BoogieIcfgContainer [2024-11-13 14:55:50,245 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:55:50,248 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:55:50,248 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:55:50,254 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:55:50,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:55:48" (1/3) ... [2024-11-13 14:55:50,255 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38e8e4e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:55:50, skipping insertion in model container [2024-11-13 14:55:50,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:55:48" (2/3) ... [2024-11-13 14:55:50,255 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38e8e4e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:55:50, skipping insertion in model container [2024-11-13 14:55:50,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:55:50" (3/3) ... [2024-11-13 14:55:50,257 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-10.i [2024-11-13 14:55:50,272 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:55:50,275 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-10.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 14:55:50,358 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:55:50,375 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;@44f17606, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:55:50,376 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 14:55:50,381 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 32 states have (on average 1.28125) internal successors, (41), 33 states have internal predecessors, (41), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-13 14:55:50,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 14:55:50,398 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:55:50,398 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:55:50,399 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:55:50,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:55:50,406 INFO L85 PathProgramCache]: Analyzing trace with hash -2074788602, now seen corresponding path program 1 times [2024-11-13 14:55:50,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:55:50,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1207808070] [2024-11-13 14:55:50,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:55:50,418 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 [2024-11-13 14:55:50,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:55:50,425 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 14:55:50,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32ed0810-a38e-46fa-b92e-22961b11cdd4/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 14:55:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:55:50,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 14:55:50,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:05:28,228 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 527 proven. 93 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-13 15:05:28,228 INFO L311 TraceCheckSpWp]: Computing backward predicates...