./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_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/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_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 04228aca453f32987dc7c53bca4e08cb18c9aabfe1bbd326fa4a64f045b32803 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-01 23:01:27,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-01 23:01:27,452 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-01 23:01:27,457 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-01 23:01:27,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-01 23:01:27,477 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-01 23:01:27,478 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-01 23:01:27,478 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-01 23:01:27,478 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-01 23:01:27,478 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-01 23:01:27,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-01 23:01:27,479 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-01 23:01:27,479 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-01 23:01:27,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-01 23:01:27,479 INFO L153 SettingsManager]: * Use SBE=true [2024-12-01 23:01:27,479 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-01 23:01:27,479 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-01 23:01:27,479 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-01 23:01:27,480 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-01 23:01:27,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-01 23:01:27,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-01 23:01:27,480 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-01 23:01:27,480 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-01 23:01:27,480 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-01 23:01:27,480 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-01 23:01:27,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-01 23:01:27,480 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-01 23:01:27,480 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-01 23:01:27,480 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-01 23:01:27,480 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-01 23:01:27,481 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-01 23:01:27,481 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-01 23:01:27,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-01 23:01:27,481 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-01 23:01:27,481 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-01 23:01:27,481 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-01 23:01:27,481 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-01 23:01:27,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-01 23:01:27,481 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-01 23:01:27,481 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-01 23:01:27,482 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-01 23:01:27,482 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-01 23:01:27,482 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-01 23:01:27,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-01 23:01:27,482 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-01 23:01:27,482 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-01 23:01:27,482 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-01 23:01:27,482 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-01 23:01:27,482 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_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04228aca453f32987dc7c53bca4e08cb18c9aabfe1bbd326fa4a64f045b32803 [2024-12-01 23:01:27,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-01 23:01:27,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-01 23:01:27,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-01 23:01:27,722 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-01 23:01:27,722 INFO L274 PluginConnector]: CDTParser initialized [2024-12-01 23:01:27,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i [2024-12-01 23:01:30,333 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/data/39041d17d/67161cfc45a64a06998aabc02204881e/FLAGcb1ae035c [2024-12-01 23:01:30,564 INFO L384 CDTParser]: Found 1 translation units. [2024-12-01 23:01:30,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i [2024-12-01 23:01:30,572 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/data/39041d17d/67161cfc45a64a06998aabc02204881e/FLAGcb1ae035c [2024-12-01 23:01:30,920 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/data/39041d17d/67161cfc45a64a06998aabc02204881e [2024-12-01 23:01:30,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-01 23:01:30,923 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-01 23:01:30,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-01 23:01:30,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-01 23:01:30,927 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-01 23:01:30,927 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:01:30" (1/1) ... [2024-12-01 23:01:30,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@733612e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:30, skipping insertion in model container [2024-12-01 23:01:30,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:01:30" (1/1) ... [2024-12-01 23:01:30,942 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-01 23:01:31,070 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_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i[916,929] [2024-12-01 23:01:31,110 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-01 23:01:31,120 INFO L200 MainTranslator]: Completed pre-run [2024-12-01 23:01:31,130 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_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i[916,929] [2024-12-01 23:01:31,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-01 23:01:31,165 INFO L204 MainTranslator]: Completed translation [2024-12-01 23:01:31,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31 WrapperNode [2024-12-01 23:01:31,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-01 23:01:31,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-01 23:01:31,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-01 23:01:31,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-01 23:01:31,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,180 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,201 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-12-01 23:01:31,201 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-01 23:01:31,202 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-01 23:01:31,202 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-01 23:01:31,202 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-01 23:01:31,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,213 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,224 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-01 23:01:31,224 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,225 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,230 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,230 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,233 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,235 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,237 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-01 23:01:31,238 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-01 23:01:31,238 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-01 23:01:31,238 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-01 23:01:31,239 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (1/1) ... [2024-12-01 23:01:31,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-01 23:01:31,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-01 23:01:31,267 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-01 23:01:31,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-01 23:01:31,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-01 23:01:31,293 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-01 23:01:31,294 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-01 23:01:31,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-01 23:01:31,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-01 23:01:31,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-01 23:01:31,350 INFO L234 CfgBuilder]: Building ICFG [2024-12-01 23:01:31,352 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-01 23:01:31,543 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-01 23:01:31,544 INFO L283 CfgBuilder]: Performing block encoding [2024-12-01 23:01:31,554 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-01 23:01:31,554 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-01 23:01:31,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:01:31 BoogieIcfgContainer [2024-12-01 23:01:31,554 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-01 23:01:31,556 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-01 23:01:31,556 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-01 23:01:31,560 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-01 23:01:31,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 11:01:30" (1/3) ... [2024-12-01 23:01:31,561 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@723534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 11:01:31, skipping insertion in model container [2024-12-01 23:01:31,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:31" (2/3) ... [2024-12-01 23:01:31,561 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@723534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 11:01:31, skipping insertion in model container [2024-12-01 23:01:31,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:01:31" (3/3) ... [2024-12-01 23:01:31,563 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-20.i [2024-12-01 23:01:31,575 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-01 23:01:31,577 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. [2024-12-01 23:01:31,627 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-01 23:01:31,638 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;@4d3f7700, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-01 23:01:31,638 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-01 23:01:31,641 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) [2024-12-01 23:01:31,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-01 23:01:31,651 INFO L210 NwaCegarLoop]: Found error trace [2024-12-01 23:01:31,652 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] [2024-12-01 23:01:31,652 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-01 23:01:31,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-01 23:01:31,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1106886808, now seen corresponding path program 1 times [2024-12-01 23:01:31,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-01 23:01:31,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16753819] [2024-12-01 23:01:31,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-01 23:01:31,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-01 23:01:31,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-01 23:01:31,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-12-01 23:01:31,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-01 23:01:31,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16753819] [2024-12-01 23:01:31,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16753819] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-01 23:01:31,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [576250010] [2024-12-01 23:01:31,871 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-01 23:01:31,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-01 23:01:31,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-01 23:01:31,874 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-01 23:01:31,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-01 23:01:32,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-01 23:01:32,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-01 23:01:32,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-01 23:01:32,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-12-01 23:01:32,044 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-01 23:01:32,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [576250010] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-01 23:01:32,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-01 23:01:32,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-01 23:01:32,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917541825] [2024-12-01 23:01:32,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-01 23:01:32,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-01 23:01:32,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-01 23:01:32,067 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-01 23:01:32,068 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-01 23:01:32,070 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) [2024-12-01 23:01:32,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-01 23:01:32,091 INFO L93 Difference]: Finished difference Result 117 states and 204 transitions. [2024-12-01 23:01:32,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-01 23:01:32,092 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 [2024-12-01 23:01:32,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-01 23:01:32,096 INFO L225 Difference]: With dead ends: 117 [2024-12-01 23:01:32,097 INFO L226 Difference]: Without dead ends: 58 [2024-12-01 23:01:32,099 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 [2024-12-01 23:01:32,101 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 [2024-12-01 23:01:32,102 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] [2024-12-01 23:01:32,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-12-01 23:01:32,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2024-12-01 23:01:32,129 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) [2024-12-01 23:01:32,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 86 transitions. [2024-12-01 23:01:32,134 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 86 transitions. Word has length 146 [2024-12-01 23:01:32,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-01 23:01:32,135 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 86 transitions. [2024-12-01 23:01:32,135 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) [2024-12-01 23:01:32,135 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2024-12-01 23:01:32,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-01 23:01:32,138 INFO L210 NwaCegarLoop]: Found error trace [2024-12-01 23:01:32,138 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] [2024-12-01 23:01:32,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-01 23:01:32,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-01 23:01:32,339 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-01 23:01:32,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-01 23:01:32,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1979707240, now seen corresponding path program 1 times [2024-12-01 23:01:32,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-01 23:01:32,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115449007] [2024-12-01 23:01:32,340 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-01 23:01:32,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-01 23:01:32,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-01 23:01:32,473 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-01 23:01:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-01 23:01:32,592 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-01 23:01:32,592 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-01 23:01:32,593 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-01 23:01:32,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-01 23:01:32,597 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-12-01 23:01:32,661 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-01 23:01:32,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 11:01:32 BoogieIcfgContainer [2024-12-01 23:01:32,664 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-01 23:01:32,665 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-01 23:01:32,665 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-01 23:01:32,665 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-01 23:01:32,666 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:01:31" (3/4) ... [2024-12-01 23:01:32,668 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-01 23:01:32,669 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-01 23:01:32,669 INFO L158 Benchmark]: Toolchain (without parser) took 1746.97ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 64.2MB in the end (delta: 52.4MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2024-12-01 23:01:32,670 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-01 23:01:32,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.74ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 103.9MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-01 23:01:32,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.99ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 101.6MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-01 23:01:32,670 INFO L158 Benchmark]: Boogie Preprocessor took 35.43ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 99.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-01 23:01:32,671 INFO L158 Benchmark]: RCFGBuilder took 316.36ms. Allocated memory is still 142.6MB. Free memory was 99.2MB in the beginning and 82.5MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-01 23:01:32,671 INFO L158 Benchmark]: TraceAbstraction took 1108.12ms. Allocated memory is still 142.6MB. Free memory was 82.0MB in the beginning and 64.9MB in the end (delta: 17.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-12-01 23:01:32,671 INFO L158 Benchmark]: Witness Printer took 3.80ms. Allocated memory is still 142.6MB. Free memory was 64.3MB in the beginning and 64.2MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-01 23:01:32,672 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.74ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 103.9MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.99ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 101.6MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.43ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 99.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 316.36ms. Allocated memory is still 142.6MB. Free memory was 99.2MB in the beginning and 82.5MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1108.12ms. Allocated memory is still 142.6MB. Free memory was 82.0MB in the beginning and 64.9MB in the end (delta: 17.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Witness Printer took 3.80ms. Allocated memory is still 142.6MB. Free memory was 64.3MB in the beginning and 64.2MB in the end (delta: 15.8kB). 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 108, overapproximation of to_int at line 46. 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: 1.0s, 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s 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 [2024-12-01 23:01:32,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/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_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 04228aca453f32987dc7c53bca4e08cb18c9aabfe1bbd326fa4a64f045b32803 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-01 23:01:34,665 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-01 23:01:34,752 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-01 23:01:34,759 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-01 23:01:34,759 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-01 23:01:34,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-01 23:01:34,784 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-01 23:01:34,784 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-01 23:01:34,784 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-01 23:01:34,784 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-01 23:01:34,785 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-01 23:01:34,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-01 23:01:34,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-01 23:01:34,785 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-01 23:01:34,785 INFO L153 SettingsManager]: * Use SBE=true [2024-12-01 23:01:34,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-01 23:01:34,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-01 23:01:34,786 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-01 23:01:34,786 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-01 23:01:34,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-01 23:01:34,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-01 23:01:34,786 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-01 23:01:34,786 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-01 23:01:34,787 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-01 23:01:34,787 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-01 23:01:34,787 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-01 23:01:34,787 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-01 23:01:34,787 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-01 23:01:34,787 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-01 23:01:34,787 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-01 23:01:34,787 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-01 23:01:34,788 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-01 23:01:34,788 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-01 23:01:34,788 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-01 23:01:34,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-01 23:01:34,788 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-01 23:01:34,788 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-01 23:01:34,788 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-01 23:01:34,789 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-01 23:01:34,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-01 23:01:34,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-01 23:01:34,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-01 23:01:34,789 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-01 23:01:34,789 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-01 23:01:34,789 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-01 23:01:34,789 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-01 23:01:34,790 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-01 23:01:34,790 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-01 23:01:34,790 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-01 23:01:34,790 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-01 23:01:34,790 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_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04228aca453f32987dc7c53bca4e08cb18c9aabfe1bbd326fa4a64f045b32803 [2024-12-01 23:01:35,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-01 23:01:35,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-01 23:01:35,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-01 23:01:35,049 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-01 23:01:35,049 INFO L274 PluginConnector]: CDTParser initialized [2024-12-01 23:01:35,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i [2024-12-01 23:01:37,730 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/data/4f103c500/6acc606ccfec4d619c1de3f27abb47b6/FLAGe7d504840 [2024-12-01 23:01:37,955 INFO L384 CDTParser]: Found 1 translation units. [2024-12-01 23:01:37,956 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i [2024-12-01 23:01:37,963 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/data/4f103c500/6acc606ccfec4d619c1de3f27abb47b6/FLAGe7d504840 [2024-12-01 23:01:37,977 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/data/4f103c500/6acc606ccfec4d619c1de3f27abb47b6 [2024-12-01 23:01:37,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-01 23:01:37,981 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-01 23:01:37,982 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-01 23:01:37,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-01 23:01:37,986 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-01 23:01:37,986 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:01:37" (1/1) ... [2024-12-01 23:01:37,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42adf2cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:37, skipping insertion in model container [2024-12-01 23:01:37,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 11:01:37" (1/1) ... [2024-12-01 23:01:38,002 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-01 23:01:38,116 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_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i[916,929] [2024-12-01 23:01:38,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-01 23:01:38,174 INFO L200 MainTranslator]: Completed pre-run [2024-12-01 23:01:38,183 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_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-20.i[916,929] [2024-12-01 23:01:38,205 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-01 23:01:38,222 INFO L204 MainTranslator]: Completed translation [2024-12-01 23:01:38,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38 WrapperNode [2024-12-01 23:01:38,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-01 23:01:38,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-01 23:01:38,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-01 23:01:38,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-01 23:01:38,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,240 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,262 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125 [2024-12-01 23:01:38,262 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-01 23:01:38,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-01 23:01:38,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-01 23:01:38,263 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-01 23:01:38,270 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,273 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,283 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-01 23:01:38,284 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,284 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,292 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,297 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,299 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,300 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,303 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-01 23:01:38,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-01 23:01:38,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-01 23:01:38,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-01 23:01:38,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (1/1) ... [2024-12-01 23:01:38,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-01 23:01:38,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-01 23:01:38,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-01 23:01:38,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-01 23:01:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-01 23:01:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-01 23:01:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-01 23:01:38,355 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-01 23:01:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-01 23:01:38,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-01 23:01:38,421 INFO L234 CfgBuilder]: Building ICFG [2024-12-01 23:01:38,423 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-01 23:01:46,749 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-01 23:01:46,750 INFO L283 CfgBuilder]: Performing block encoding [2024-12-01 23:01:46,759 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-01 23:01:46,760 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-01 23:01:46,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:01:46 BoogieIcfgContainer [2024-12-01 23:01:46,760 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-01 23:01:46,762 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-01 23:01:46,762 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-01 23:01:46,767 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-01 23:01:46,767 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 11:01:37" (1/3) ... [2024-12-01 23:01:46,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@202f9076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 11:01:46, skipping insertion in model container [2024-12-01 23:01:46,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 11:01:38" (2/3) ... [2024-12-01 23:01:46,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@202f9076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 11:01:46, skipping insertion in model container [2024-12-01 23:01:46,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 11:01:46" (3/3) ... [2024-12-01 23:01:46,770 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-20.i [2024-12-01 23:01:46,781 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-01 23:01:46,782 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. [2024-12-01 23:01:46,824 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-01 23:01:46,834 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;@7aea770, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-01 23:01:46,834 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-01 23:01:46,837 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) [2024-12-01 23:01:46,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-01 23:01:46,846 INFO L210 NwaCegarLoop]: Found error trace [2024-12-01 23:01:46,847 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] [2024-12-01 23:01:46,847 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-01 23:01:46,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-01 23:01:46,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1106886808, now seen corresponding path program 1 times [2024-12-01 23:01:46,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-01 23:01:46,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1269485991] [2024-12-01 23:01:46,859 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-01 23:01:46,860 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-01 23:01:46,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-01 23:01:46,861 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-01 23:01:46,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-01 23:01:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-01 23:01:47,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-01 23:01:47,150 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-01 23:01:47,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2024-12-01 23:01:47,180 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-01 23:01:47,181 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-01 23:01:47,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1269485991] [2024-12-01 23:01:47,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1269485991] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-01 23:01:47,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-01 23:01:47,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-01 23:01:47,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451671665] [2024-12-01 23:01:47,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-01 23:01:47,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-01 23:01:47,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-01 23:01:47,203 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-01 23:01:47,203 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-01 23:01:47,205 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) [2024-12-01 23:01:47,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-01 23:01:47,231 INFO L93 Difference]: Finished difference Result 117 states and 204 transitions. [2024-12-01 23:01:47,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-01 23:01:47,233 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 [2024-12-01 23:01:47,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-01 23:01:47,240 INFO L225 Difference]: With dead ends: 117 [2024-12-01 23:01:47,241 INFO L226 Difference]: Without dead ends: 58 [2024-12-01 23:01:47,244 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 [2024-12-01 23:01:47,247 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 [2024-12-01 23:01:47,249 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] [2024-12-01 23:01:47,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-12-01 23:01:47,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2024-12-01 23:01:47,284 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) [2024-12-01 23:01:47,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 86 transitions. [2024-12-01 23:01:47,289 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 86 transitions. Word has length 146 [2024-12-01 23:01:47,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-01 23:01:47,289 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 86 transitions. [2024-12-01 23:01:47,290 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) [2024-12-01 23:01:47,290 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2024-12-01 23:01:47,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-01 23:01:47,292 INFO L210 NwaCegarLoop]: Found error trace [2024-12-01 23:01:47,292 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] [2024-12-01 23:01:47,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-01 23:01:47,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-01 23:01:47,493 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-01 23:01:47,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-01 23:01:47,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1979707240, now seen corresponding path program 1 times [2024-12-01 23:01:47,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-01 23:01:47,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1837638376] [2024-12-01 23:01:47,495 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-01 23:01:47,495 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-01 23:01:47,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-01 23:01:47,497 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-01 23:01:47,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-01 23:01:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-01 23:01:47,877 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-01 23:01:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-01 23:01:48,182 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model [2024-12-01 23:01:48,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1267043660] [2024-12-01 23:01:48,183 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-01 23:01:48,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-01 23:01:48,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-01 23:01:48,185 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-01 23:01:48,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54c71fbe-7660-420b-8b01-81c9b8ffc8c5/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-01 23:01:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-01 23:01:48,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-01 23:01:48,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-01 23:01:56,745 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-12-01 23:02:04,797 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) [2024-12-01 23:02:12,898 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) [2024-12-01 23:02:20,996 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-12-01 23:02:25,022 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 [2024-12-01 23:02:29,044 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 [2024-12-01 23:02:36,142 WARN L286 SmtUtils]: Spent 7.09s 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) [2024-12-01 23:02:44,192 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) [2024-12-01 23:02:52,317 WARN L286 SmtUtils]: Spent 8.12s 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) [2024-12-01 23:02:59,958 WARN L286 SmtUtils]: Spent 7.64s 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) [2024-12-01 23:03:03,981 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 [2024-12-01 23:03:08,004 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 [2024-12-01 23:03:13,938 WARN L286 SmtUtils]: Spent 5.93s 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) [2024-12-01 23:03:21,985 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) [2024-12-01 23:03:30,063 WARN L286 SmtUtils]: Spent 8.08s 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) [2024-12-01 23:03:37,893 WARN L286 SmtUtils]: Spent 7.83s 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) [2024-12-01 23:03:45,760 WARN L286 SmtUtils]: Spent 7.86s 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) [2024-12-01 23:03:53,862 WARN L286 SmtUtils]: Spent 8.10s 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) [2024-12-01 23:04:01,921 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) [2024-12-01 23:04:10,021 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) [2024-12-01 23:04:18,148 WARN L286 SmtUtils]: Spent 8.13s 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) [2024-12-01 23:04:22,177 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 [2024-12-01 23:04:26,203 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