./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-95.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 71fe371b3648f25840026374af24a61fcda8c56564401f21f9e8d01fae27caed --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:53:13,224 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:53:13,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 12:53:13,331 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:53:13,331 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:53:13,357 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:53:13,358 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:53:13,358 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:53:13,359 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 12:53:13,359 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 12:53:13,360 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:53:13,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:53:13,361 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:53:13,361 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:53:13,362 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:53:13,362 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:53:13,362 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 12:53:13,362 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:53:13,362 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:53:13,362 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:53:13,363 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:53:13,363 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 12:53:13,363 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:53:13,363 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 12:53:13,363 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:53:13,363 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:53:13,363 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 12:53:13,363 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:53:13,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:53:13,364 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:53:13,364 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 12:53:13,364 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:53:13,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:53:13,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:53:13,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:53:13,365 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 12:53:13,366 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 12:53:13,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 12:53:13,366 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:53:13,366 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 12:53:13,366 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 12:53:13,366 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 12:53:13,367 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_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71fe371b3648f25840026374af24a61fcda8c56564401f21f9e8d01fae27caed [2024-11-13 12:53:13,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:53:13,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:53:13,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:53:13,706 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:53:13,706 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:53:13,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-95.i Unable to find full path for "g++" [2024-11-13 12:53:15,531 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:53:15,829 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:53:15,833 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-95.i [2024-11-13 12:53:15,846 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/data/a6d3b0e17/80ed13b3d6244b6abd2aa1de45de88cf/FLAG40ecf3f68 [2024-11-13 12:53:16,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/data/a6d3b0e17/80ed13b3d6244b6abd2aa1de45de88cf [2024-11-13 12:53:16,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:53:16,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:53:16,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:53:16,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:53:16,132 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:53:16,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dbc8dde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16, skipping insertion in model container [2024-11-13 12:53:16,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,157 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:53:16,316 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_e34a0ff3-d50d-46f2-885b-94ac33315f4d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-95.i[916,929] [2024-11-13 12:53:16,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:53:16,376 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:53:16,392 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_e34a0ff3-d50d-46f2-885b-94ac33315f4d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-95.i[916,929] [2024-11-13 12:53:16,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:53:16,457 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:53:16,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16 WrapperNode [2024-11-13 12:53:16,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:53:16,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:53:16,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:53:16,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:53:16,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,477 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,536 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 151 [2024-11-13 12:53:16,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:53:16,537 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:53:16,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:53:16,538 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:53:16,547 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,551 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,578 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 12:53:16,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,591 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,598 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,607 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,615 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:53:16,619 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:53:16,619 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:53:16,619 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:53:16,620 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (1/1) ... [2024-11-13 12:53:16,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:53:16,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:53:16,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 12:53:16,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 12:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 12:53:16,695 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 12:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 12:53:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:53:16,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:53:16,800 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:53:16,802 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:53:17,230 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-13 12:53:17,231 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:53:17,245 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:53:17,247 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 12:53:17,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:53:17 BoogieIcfgContainer [2024-11-13 12:53:17,248 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:53:17,250 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:53:17,252 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:53:17,258 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:53:17,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:53:16" (1/3) ... [2024-11-13 12:53:17,259 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cecaa7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:53:17, skipping insertion in model container [2024-11-13 12:53:17,259 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:16" (2/3) ... [2024-11-13 12:53:17,259 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cecaa7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:53:17, skipping insertion in model container [2024-11-13 12:53:17,260 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:53:17" (3/3) ... [2024-11-13 12:53:17,261 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-95.i [2024-11-13 12:53:17,281 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:53:17,283 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-95.i that has 2 procedures, 67 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 12:53:17,361 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 12:53:17,376 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;@115863d6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:53:17,377 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 12:53:17,381 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 46 states have internal predecessors, (61), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-13 12:53:17,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-13 12:53:17,397 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:53:17,397 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:53:17,398 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:53:17,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:53:17,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1697597668, now seen corresponding path program 1 times [2024-11-13 12:53:17,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:53:17,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328480341] [2024-11-13 12:53:17,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:53:17,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:53:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 12:53:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 12:53:17,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 12:53:17,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 12:53:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 12:53:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 12:53:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 12:53:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 12:53:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 12:53:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 12:53:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 12:53:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 12:53:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 12:53:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 12:53:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 12:53:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 12:53:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-13 12:53:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 12:53:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-13 12:53:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:17,803 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-13 12:53:17,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:53:17,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328480341] [2024-11-13 12:53:17,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328480341] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:53:17,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:53:17,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:53:17,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936118716] [2024-11-13 12:53:17,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:53:17,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 12:53:17,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:53:17,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 12:53:17,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:53:17,835 INFO L87 Difference]: Start difference. First operand has 67 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 46 states have internal predecessors, (61), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-13 12:53:17,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:53:17,860 INFO L93 Difference]: Finished difference Result 127 states and 211 transitions. [2024-11-13 12:53:17,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:53:17,862 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 122 [2024-11-13 12:53:17,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:53:17,869 INFO L225 Difference]: With dead ends: 127 [2024-11-13 12:53:17,869 INFO L226 Difference]: Without dead ends: 63 [2024-11-13 12:53:17,873 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:53:17,876 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 12:53:17,877 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 12:53:17,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-11-13 12:53:17,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-11-13 12:53:17,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 42 states have internal predecessors, (54), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-13 12:53:17,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 92 transitions. [2024-11-13 12:53:17,920 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 92 transitions. Word has length 122 [2024-11-13 12:53:17,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:53:17,920 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 92 transitions. [2024-11-13 12:53:17,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-13 12:53:17,921 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2024-11-13 12:53:17,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-13 12:53:17,943 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:53:17,944 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:53:17,944 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 12:53:17,945 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:53:17,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:53:17,946 INFO L85 PathProgramCache]: Analyzing trace with hash -625420518, now seen corresponding path program 1 times [2024-11-13 12:53:17,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:53:17,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963786501] [2024-11-13 12:53:17,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:53:17,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:53:18,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 12:53:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 12:53:18,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 12:53:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 12:53:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 12:53:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 12:53:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 12:53:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 12:53:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 12:53:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 12:53:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 12:53:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 12:53:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 12:53:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 12:53:18,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 12:53:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 12:53:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-13 12:53:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 12:53:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-13 12:53:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:18,717 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-13 12:53:18,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:53:18,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963786501] [2024-11-13 12:53:18,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963786501] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:53:18,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:53:18,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:53:18,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530113834] [2024-11-13 12:53:18,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:53:18,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:53:18,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:53:18,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:53:18,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:53:18,724 INFO L87 Difference]: Start difference. First operand 63 states and 92 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-13 12:53:18,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:53:18,768 INFO L93 Difference]: Finished difference Result 124 states and 183 transitions. [2024-11-13 12:53:18,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:53:18,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 122 [2024-11-13 12:53:18,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:53:18,772 INFO L225 Difference]: With dead ends: 124 [2024-11-13 12:53:18,774 INFO L226 Difference]: Without dead ends: 64 [2024-11-13 12:53:18,775 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:53:18,776 INFO L432 NwaCegarLoop]: 91 mSDtfsCounter, 0 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 12:53:18,777 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 177 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 12:53:18,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-11-13 12:53:18,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2024-11-13 12:53:18,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 43 states have (on average 1.2790697674418605) internal successors, (55), 43 states have internal predecessors, (55), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-13 12:53:18,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2024-11-13 12:53:18,798 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 122 [2024-11-13 12:53:18,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:53:18,800 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2024-11-13 12:53:18,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-13 12:53:18,802 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2024-11-13 12:53:18,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-13 12:53:18,804 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:53:18,804 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:53:18,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 12:53:18,806 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:53:18,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:53:18,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1173713239, now seen corresponding path program 1 times [2024-11-13 12:53:18,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:53:18,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609858401] [2024-11-13 12:53:18,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:53:18,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:53:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 12:53:18,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [650255302] [2024-11-13 12:53:18,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:53:18,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:53:18,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:53:18,920 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:53:18,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 12:53:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:53:19,342 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 12:53:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:53:19,514 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 12:53:19,515 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 12:53:19,516 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 12:53:19,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 12:53:19,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:53:19,725 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-13 12:53:19,856 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 12:53:19,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 12:53:19 BoogieIcfgContainer [2024-11-13 12:53:19,862 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 12:53:19,863 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 12:53:19,863 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 12:53:19,863 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 12:53:19,864 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:53:17" (3/4) ... [2024-11-13 12:53:19,867 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 12:53:19,868 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 12:53:19,870 INFO L158 Benchmark]: Toolchain (without parser) took 3745.39ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 102.0MB in the end (delta: 17.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2024-11-13 12:53:19,871 INFO L158 Benchmark]: CDTParser took 0.97ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:53:19,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.88ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 106.1MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:53:19,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.18ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 102.9MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:53:19,872 INFO L158 Benchmark]: Boogie Preprocessor took 80.56ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 98.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:53:19,873 INFO L158 Benchmark]: RCFGBuilder took 629.42ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 78.8MB in the end (delta: 19.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 12:53:19,874 INFO L158 Benchmark]: TraceAbstraction took 2612.33ms. Allocated memory is still 142.6MB. Free memory was 78.3MB in the beginning and 102.0MB in the end (delta: -23.7MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2024-11-13 12:53:19,875 INFO L158 Benchmark]: Witness Printer took 5.22ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 102.0MB in the end (delta: 24.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:53:19,876 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.88ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 106.1MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.18ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 102.9MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.56ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 98.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 629.42ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 78.8MB in the end (delta: 19.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2612.33ms. Allocated memory is still 142.6MB. Free memory was 78.3MB in the beginning and 102.0MB in the end (delta: -23.7MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. * Witness Printer took 5.22ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 102.0MB in the end (delta: 24.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of to_int at line 91, overapproximation of to_int at line 41. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] signed long int var_1_3 = 1; [L24] signed long int var_1_4 = 8; [L25] signed long int var_1_5 = 255; [L26] signed long int var_1_6 = 50; [L27] unsigned char var_1_7 = 0; [L28] unsigned long int var_1_8 = 8; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 5; [L31] unsigned char var_1_12 = 2; [L32] signed short int var_1_13 = 0; [L33] unsigned long int var_1_14 = 16; [L34] signed char var_1_16 = -1; [L35] signed char var_1_17 = -16; [L36] unsigned char last_1_var_1_7 = 0; VAL [isInitial=0, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=8, var_1_5=255, var_1_6=50, var_1_7=0, var_1_8=8] [L95] isInitial = 1 [L96] FCALL initially() [L97] COND TRUE 1 [L98] CALL updateLastVariables() [L88] last_1_var_1_7 = var_1_7 VAL [isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=8, var_1_5=255, var_1_6=50, var_1_7=0, var_1_8=8] [L98] RET updateLastVariables() [L99] CALL updateVariables() [L58] var_1_4 = __VERIFIER_nondet_long() [L59] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=255, var_1_6=50, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=255, var_1_6=50, var_1_7=0, var_1_8=8] [L59] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=255, var_1_6=50, var_1_7=0, var_1_8=8] [L60] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=255, var_1_6=50, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=255, var_1_6=50, var_1_7=0, var_1_8=8] [L60] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=255, var_1_6=50, var_1_7=0, var_1_8=8] [L61] var_1_5 = __VERIFIER_nondet_long() [L62] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=50, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=50, var_1_7=0, var_1_8=8] [L62] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=50, var_1_7=0, var_1_8=8] [L63] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=50, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=50, var_1_7=0, var_1_8=8] [L63] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=50, var_1_7=0, var_1_8=8] [L64] var_1_6 = __VERIFIER_nondet_long() [L65] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=8] [L65] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=8] [L66] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=8] [L66] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=8] [L67] var_1_8 = __VERIFIER_nondet_ulong() [L68] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0] [L68] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0] [L69] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L69] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=32, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L70] var_1_10 = __VERIFIER_nondet_uchar() [L71] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L71] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_7=0, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L72] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L72] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=5, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L73] var_1_11 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L74] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L75] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L75] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=2, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L76] var_1_12 = __VERIFIER_nondet_uchar() [L77] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L77] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L78] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L78] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=16, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L79] var_1_14 = __VERIFIER_nondet_ulong() [L80] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L80] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L81] CALL assume_abort_if_not(var_1_14 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L81] RET assume_abort_if_not(var_1_14 <= 4294967295) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L82] CALL assume_abort_if_not(var_1_14 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L82] RET assume_abort_if_not(var_1_14 != 0) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=-1, var_1_17=-16, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L83] var_1_17 = __VERIFIER_nondet_char() [L84] CALL assume_abort_if_not(var_1_17 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=-1, var_1_17=0, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=-1, var_1_17=0, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L84] RET assume_abort_if_not(var_1_17 >= -127) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=-1, var_1_17=0, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L85] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=-1, var_1_17=0, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=-1, var_1_17=0, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L85] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=-1, var_1_17=0, var_1_1=-64, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L99] RET updateVariables() [L100] CALL step() [L40] var_1_1 = ((((last_1_var_1_7) < 0 ) ? -(last_1_var_1_7) : (last_1_var_1_7))) [L41] var_1_3 = ((var_1_4 - var_1_5) + ((((256.5f) < ((var_1_6 - 16.125f))) ? (256.5f) : ((var_1_6 - 16.125f))))) [L42] var_1_16 = var_1_17 VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=0, var_1_17=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L43] EXPR var_1_16 & var_1_1 VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=0, var_1_17=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L43] signed long int stepLocal_0 = var_1_16 & var_1_1; [L44] COND TRUE (- (3351680781u - var_1_8)) > stepLocal_0 [L45] var_1_7 = (((((var_1_10) < (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? (var_1_10) : (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) + var_1_12) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=0, var_1_17=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L47] EXPR var_1_7 >> var_1_7 VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=0, var_1_17=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L47] COND FALSE !((var_1_16 / var_1_14) < (var_1_7 >> var_1_7)) [L50] COND TRUE var_1_16 >= var_1_1 [L51] var_1_13 = (-5 + (var_1_12 - var_1_11)) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=-6, var_1_14=1, var_1_16=0, var_1_17=0, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L100] RET step() [L101] CALL, EXPR property() [L91] EXPR ((var_1_1 == ((signed long int) ((((last_1_var_1_7) < 0 ) ? -(last_1_var_1_7) : (last_1_var_1_7))))) && (var_1_3 == ((signed long int) ((var_1_4 - var_1_5) + ((((256.5f) < ((var_1_6 - 16.125f))) ? (256.5f) : ((var_1_6 - 16.125f)))))))) && (((- (3351680781u - var_1_8)) > (var_1_16 & var_1_1)) ? (var_1_7 == ((unsigned char) (((((var_1_10) < (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? (var_1_10) : (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) + var_1_12))) : 1) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=-6, var_1_14=1, var_1_16=0, var_1_17=0, var_1_1=0, var_1_3=23, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L91] EXPR (((var_1_1 == ((signed long int) ((((last_1_var_1_7) < 0 ) ? -(last_1_var_1_7) : (last_1_var_1_7))))) && (var_1_3 == ((signed long int) ((var_1_4 - var_1_5) + ((((256.5f) < ((var_1_6 - 16.125f))) ? (256.5f) : ((var_1_6 - 16.125f)))))))) && (((- (3351680781u - var_1_8)) > (var_1_16 & var_1_1)) ? (var_1_7 == ((unsigned char) (((((var_1_10) < (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? (var_1_10) : (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) + var_1_12))) : 1)) && (((var_1_16 / var_1_14) < (var_1_7 >> var_1_7)) ? (var_1_13 == ((signed short int) ((((4 - var_1_11) < 0 ) ? -(4 - var_1_11) : (4 - var_1_11))))) : ((var_1_16 >= var_1_1) ? (var_1_13 == ((signed short int) (-5 + (var_1_12 - var_1_11)))) : (var_1_13 == ((signed short int) 256)))) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=-6, var_1_14=1, var_1_16=0, var_1_17=0, var_1_1=0, var_1_3=23, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L91-L92] return ((((var_1_1 == ((signed long int) ((((last_1_var_1_7) < 0 ) ? -(last_1_var_1_7) : (last_1_var_1_7))))) && (var_1_3 == ((signed long int) ((var_1_4 - var_1_5) + ((((256.5f) < ((var_1_6 - 16.125f))) ? (256.5f) : ((var_1_6 - 16.125f)))))))) && (((- (3351680781u - var_1_8)) > (var_1_16 & var_1_1)) ? (var_1_7 == ((unsigned char) (((((var_1_10) < (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? (var_1_10) : (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) + var_1_12))) : 1)) && (((var_1_16 / var_1_14) < (var_1_7 >> var_1_7)) ? (var_1_13 == ((signed short int) ((((4 - var_1_11) < 0 ) ? -(4 - var_1_11) : (4 - var_1_11))))) : ((var_1_16 >= var_1_1) ? (var_1_13 == ((signed short int) (-5 + (var_1_12 - var_1_11)))) : (var_1_13 == ((signed short int) 256))))) && (var_1_16 == ((signed char) var_1_17)) ; [L101] RET, EXPR property() [L101] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=-6, var_1_14=1, var_1_16=0, var_1_17=0, var_1_1=0, var_1_3=23, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] [L19] reach_error() VAL [isInitial=1, last_1_var_1_7=0, var_1_10=0, var_1_11=-255, var_1_12=0, var_1_13=-6, var_1_14=1, var_1_16=0, var_1_17=0, var_1_1=0, var_1_3=23, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=0, var_1_8=-4294967296] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 3, TraceHistogramMax: 19, 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, 269 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 86 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 183 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 100 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 490 NumberOfCodeBlocks, 490 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 242 ConstructedInterpolants, 0 QuantifiedInterpolants, 250 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1368/1368 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 12:53:19,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 71fe371b3648f25840026374af24a61fcda8c56564401f21f9e8d01fae27caed --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:53:22,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:53:22,774 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 12:53:22,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:53:22,787 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:53:22,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:53:22,827 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:53:22,828 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:53:22,829 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 12:53:22,829 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 12:53:22,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:53:22,830 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:53:22,830 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:53:22,831 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:53:22,831 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:53:22,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:53:22,832 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 12:53:22,832 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:53:22,832 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:53:22,832 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:53:22,832 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 12:53:22,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:53:22,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 12:53:22,832 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 12:53:22,832 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 12:53:22,832 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:53:22,833 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 12:53:22,833 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:53:22,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 12:53:22,833 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:53:22,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:53:22,833 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:53:22,833 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 12:53:22,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:53:22,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:53:22,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:53:22,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:53:22,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 12:53:22,835 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 12:53:22,835 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 12:53:22,835 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:53:22,835 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 12:53:22,835 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 12:53:22,835 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 12:53:22,835 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_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71fe371b3648f25840026374af24a61fcda8c56564401f21f9e8d01fae27caed [2024-11-13 12:53:23,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:53:23,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:53:23,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:53:23,191 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:53:23,191 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:53:23,193 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-95.i Unable to find full path for "g++" [2024-11-13 12:53:25,213 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:53:25,426 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:53:25,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-95.i [2024-11-13 12:53:25,435 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/data/5707fa831/6f0995cc03f9418ab0747b4738f515dd/FLAG3b5a8df0c [2024-11-13 12:53:25,453 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/data/5707fa831/6f0995cc03f9418ab0747b4738f515dd [2024-11-13 12:53:25,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:53:25,457 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:53:25,459 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:53:25,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:53:25,463 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:53:25,464 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,465 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8ae6705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25, skipping insertion in model container [2024-11-13 12:53:25,465 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,482 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:53:25,658 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_e34a0ff3-d50d-46f2-885b-94ac33315f4d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-95.i[916,929] [2024-11-13 12:53:25,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:53:25,751 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:53:25,766 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_e34a0ff3-d50d-46f2-885b-94ac33315f4d/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-95.i[916,929] [2024-11-13 12:53:25,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:53:25,829 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:53:25,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25 WrapperNode [2024-11-13 12:53:25,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:53:25,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:53:25,831 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:53:25,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:53:25,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,858 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,896 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 106 [2024-11-13 12:53:25,897 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:53:25,897 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:53:25,898 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:53:25,898 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:53:25,909 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,915 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,933 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 12:53:25,933 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,953 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,957 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:53:25,965 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:53:25,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:53:25,965 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:53:25,970 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (1/1) ... [2024-11-13 12:53:25,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:53:26,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:53:26,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 12:53:26,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 12:53:26,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:53:26,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 12:53:26,045 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 12:53:26,045 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 12:53:26,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:53:26,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:53:26,148 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:53:26,150 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:53:34,067 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 12:53:34,067 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:53:34,076 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:53:34,076 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 12:53:34,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:53:34 BoogieIcfgContainer [2024-11-13 12:53:34,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:53:34,080 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:53:34,080 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:53:34,085 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:53:34,086 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:53:25" (1/3) ... [2024-11-13 12:53:34,086 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27108f06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:53:34, skipping insertion in model container [2024-11-13 12:53:34,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:53:25" (2/3) ... [2024-11-13 12:53:34,087 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27108f06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:53:34, skipping insertion in model container [2024-11-13 12:53:34,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:53:34" (3/3) ... [2024-11-13 12:53:34,089 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-95.i [2024-11-13 12:53:34,104 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:53:34,105 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-95.i that has 2 procedures, 50 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 12:53:34,179 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 12:53:34,195 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;@582fc402, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:53:34,197 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 12:53:34,203 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 29 states have internal predecessors, (36), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-13 12:53:34,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-13 12:53:34,216 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:53:34,217 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:53:34,217 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:53:34,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:53:34,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1506442576, now seen corresponding path program 1 times [2024-11-13 12:53:34,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:53:34,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [839757409] [2024-11-13 12:53:34,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:53:34,235 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 12:53:34,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 12:53:34,237 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 12:53:34,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-13 12:53:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:34,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 12:53:34,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:53:34,626 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-11-13 12:53:34,630 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:53:34,631 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:53:34,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [839757409] [2024-11-13 12:53:34,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [839757409] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:53:34,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:53:34,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:53:34,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927068192] [2024-11-13 12:53:34,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:53:34,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 12:53:34,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:53:34,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 12:53:34,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:53:34,662 INFO L87 Difference]: Start difference. First operand has 50 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 29 states have internal predecessors, (36), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-13 12:53:34,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:53:34,685 INFO L93 Difference]: Finished difference Result 93 states and 161 transitions. [2024-11-13 12:53:34,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:53:34,687 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 115 [2024-11-13 12:53:34,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:53:34,693 INFO L225 Difference]: With dead ends: 93 [2024-11-13 12:53:34,693 INFO L226 Difference]: Without dead ends: 46 [2024-11-13 12:53:34,696 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:53:34,699 INFO L432 NwaCegarLoop]: 66 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, 66 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 12:53:34,700 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 12:53:34,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2024-11-13 12:53:34,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2024-11-13 12:53:34,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 25 states have (on average 1.12) internal successors, (28), 25 states have internal predecessors, (28), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-13 12:53:34,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 66 transitions. [2024-11-13 12:53:34,740 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 66 transitions. Word has length 115 [2024-11-13 12:53:34,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:53:34,740 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 66 transitions. [2024-11-13 12:53:34,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-13 12:53:34,741 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 66 transitions. [2024-11-13 12:53:34,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-13 12:53:34,744 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:53:34,744 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:53:34,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-13 12:53:34,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 12:53:34,945 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:53:34,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:53:34,947 INFO L85 PathProgramCache]: Analyzing trace with hash -63788787, now seen corresponding path program 1 times [2024-11-13 12:53:34,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:53:34,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [412621324] [2024-11-13 12:53:34,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:53:34,949 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 12:53:34,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 12:53:34,954 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 12:53:34,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-13 12:53:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:35,306 INFO L255 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 12:53:35,317 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:53:36,048 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 340 proven. 33 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2024-11-13 12:53:36,048 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:53:36,340 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:53:36,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [412621324] [2024-11-13 12:53:36,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [412621324] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:53:36,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1289972643] [2024-11-13 12:53:36,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:53:36,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:53:36,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:53:36,353 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:53:36,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 12:53:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:36,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 12:53:36,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:53:38,387 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 340 proven. 33 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2024-11-13 12:53:38,388 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:53:38,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1289972643] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:53:38,576 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 12:53:38,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2024-11-13 12:53:38,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897923410] [2024-11-13 12:53:38,578 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 12:53:38,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 12:53:38,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:53:38,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 12:53:38,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2024-11-13 12:53:38,581 INFO L87 Difference]: Start difference. First operand 46 states and 66 transitions. Second operand has 12 states, 12 states have (on average 4.5) internal successors, (54), 12 states have internal predecessors, (54), 4 states have call successors, (38), 4 states have call predecessors, (38), 6 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2024-11-13 12:53:43,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 12:53:47,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 12:53:49,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 12:53:52,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 12:53:55,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 12:53:55,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 12:53:55,710 INFO L93 Difference]: Finished difference Result 149 states and 207 transitions. [2024-11-13 12:53:55,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-13 12:53:55,733 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.5) internal successors, (54), 12 states have internal predecessors, (54), 4 states have call successors, (38), 4 states have call predecessors, (38), 6 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) Word has length 116 [2024-11-13 12:53:55,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 12:53:55,736 INFO L225 Difference]: With dead ends: 149 [2024-11-13 12:53:55,736 INFO L226 Difference]: Without dead ends: 106 [2024-11-13 12:53:55,737 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=176, Invalid=580, Unknown=0, NotChecked=0, Total=756 [2024-11-13 12:53:55,738 INFO L432 NwaCegarLoop]: 41 mSDtfsCounter, 60 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2024-11-13 12:53:55,738 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 218 Invalid, 374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 304 Invalid, 0 Unknown, 0 Unchecked, 16.3s Time] [2024-11-13 12:53:55,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-13 12:53:55,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 50. [2024-11-13 12:53:55,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 28 states have (on average 1.0714285714285714) internal successors, (30), 28 states have internal predecessors, (30), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-13 12:53:55,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 68 transitions. [2024-11-13 12:53:55,773 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 68 transitions. Word has length 116 [2024-11-13 12:53:55,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 12:53:55,773 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 68 transitions. [2024-11-13 12:53:55,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.5) internal successors, (54), 12 states have internal predecessors, (54), 4 states have call successors, (38), 4 states have call predecessors, (38), 6 states have return successors, (38), 4 states have call predecessors, (38), 4 states have call successors, (38) [2024-11-13 12:53:55,774 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2024-11-13 12:53:55,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-13 12:53:55,775 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 12:53:55,776 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:53:55,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-13 12:53:55,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-13 12:53:56,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:53:56,177 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 12:53:56,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:53:56,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1838796149, now seen corresponding path program 1 times [2024-11-13 12:53:56,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:53:56,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1586628650] [2024-11-13 12:53:56,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:53:56,178 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 12:53:56,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 12:53:56,181 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 12:53:56,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-13 12:53:56,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:53:56,456 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 12:53:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:53:56,649 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model [2024-11-13 12:53:56,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1682561548] [2024-11-13 12:53:56,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:53:56,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:53:56,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:53:56,653 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:53:56,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e34a0ff3-d50d-46f2-885b-94ac33315f4d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-13 12:53:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:53:56,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 12:53:56,843 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:54:04,213 WARN L286 SmtUtils]: Spent 7.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:54:11,889 WARN L286 SmtUtils]: Spent 7.67s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:54:23,799 WARN L286 SmtUtils]: Spent 7.76s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:54:31,883 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:54:39,794 WARN L286 SmtUtils]: Spent 7.91s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:54:48,583 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 513.0 2.0))) (.cse3 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_6~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 8.0))))) (let ((.cse0 (fp.lt .cse2 .cse3)) (.cse1 ((_ to_fp 8 24) c_currentRoundingMode (bvadd c_~var_1_4~0 (bvneg c_~var_1_5~0))))) (or (and .cse0 (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse1 .cse2)) c_~var_1_3~0)) (and (not .cse0) (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse1 .cse3)) c_~var_1_3~0))))) (= c_~var_1_16~0 c_~var_1_17~0) (= c_~var_1_1~0 ((_ zero_extend 24) c_~last_1_var_1_7~0))) is different from false [2024-11-13 12:54:52,608 WARN L873 $PredicateComparison]: unable to prove that (and (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 513.0 2.0))) (.cse3 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_6~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 8.0))))) (let ((.cse0 (fp.lt .cse2 .cse3)) (.cse1 ((_ to_fp 8 24) c_currentRoundingMode (bvadd c_~var_1_4~0 (bvneg c_~var_1_5~0))))) (or (and .cse0 (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse1 .cse2)) c_~var_1_3~0)) (and (not .cse0) (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse1 .cse3)) c_~var_1_3~0))))) (= c_~var_1_16~0 c_~var_1_17~0) (= c_~var_1_1~0 ((_ zero_extend 24) c_~last_1_var_1_7~0))) is different from true [2024-11-13 12:55:00,769 WARN L286 SmtUtils]: Spent 8.10s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:55:06,341 WARN L286 SmtUtils]: Spent 5.57s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:55:14,401 WARN L286 SmtUtils]: Spent 8.06s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:55:20,941 WARN L286 SmtUtils]: Spent 6.54s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:55:27,586 WARN L286 SmtUtils]: Spent 6.64s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:55:37,651 WARN L286 SmtUtils]: Spent 6.47s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:55:44,712 WARN L286 SmtUtils]: Spent 7.06s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:55:52,831 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) [2024-11-13 12:56:00,914 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:56:09,021 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse0 ((_ zero_extend 24) c_~var_1_10~0)) (.cse3 ((_ zero_extend 24) c_~var_1_11~0))) (let ((.cse1 ((_ zero_extend 24) c_~var_1_12~0)) (.cse2 (bvslt .cse0 .cse3))) (or (and (= ((_ extract 7 0) (bvadd .cse0 .cse1)) c_~var_1_7~0) .cse2) (and (= c_~var_1_7~0 ((_ extract 7 0) (bvadd .cse1 .cse3))) (not .cse2))))) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 513.0 2.0))) (.cse7 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_6~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 8.0))))) (let ((.cse4 (fp.lt .cse6 .cse7)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode (bvadd c_~var_1_4~0 (bvneg c_~var_1_5~0))))) (or (and .cse4 (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse5 .cse6)) c_~var_1_3~0)) (and (not .cse4) (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse5 .cse7)) c_~var_1_3~0))))) (= c_~var_1_16~0 c_~var_1_17~0) (= c_~var_1_1~0 ((_ zero_extend 24) c_~last_1_var_1_7~0))) is different from false [2024-11-13 12:56:13,040 WARN L873 $PredicateComparison]: unable to prove that (and (let ((.cse0 ((_ zero_extend 24) c_~var_1_10~0)) (.cse3 ((_ zero_extend 24) c_~var_1_11~0))) (let ((.cse1 ((_ zero_extend 24) c_~var_1_12~0)) (.cse2 (bvslt .cse0 .cse3))) (or (and (= ((_ extract 7 0) (bvadd .cse0 .cse1)) c_~var_1_7~0) .cse2) (and (= c_~var_1_7~0 ((_ extract 7 0) (bvadd .cse1 .cse3))) (not .cse2))))) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 513.0 2.0))) (.cse7 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_6~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 8.0))))) (let ((.cse4 (fp.lt .cse6 .cse7)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode (bvadd c_~var_1_4~0 (bvneg c_~var_1_5~0))))) (or (and .cse4 (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse5 .cse6)) c_~var_1_3~0)) (and (not .cse4) (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse5 .cse7)) c_~var_1_3~0))))) (= c_~var_1_16~0 c_~var_1_17~0) (= c_~var_1_1~0 ((_ zero_extend 24) c_~last_1_var_1_7~0))) is different from true [2024-11-13 12:56:20,932 WARN L286 SmtUtils]: Spent 7.88s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:56:29,024 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:56:37,115 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:56:44,356 WARN L286 SmtUtils]: Spent 7.24s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:56:51,161 WARN L286 SmtUtils]: Spent 6.80s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:56:58,726 WARN L286 SmtUtils]: Spent 7.56s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:57:06,554 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) [2024-11-13 12:57:13,496 WARN L286 SmtUtils]: Spent 6.94s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:57:21,089 WARN L286 SmtUtils]: Spent 7.59s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:57:29,204 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:57:44,114 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:57:50,434 WARN L286 SmtUtils]: Spent 6.32s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:57:58,522 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:58:05,337 WARN L286 SmtUtils]: Spent 6.81s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:58:13,418 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:58:20,850 WARN L286 SmtUtils]: Spent 7.43s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:58:32,765 WARN L286 SmtUtils]: Spent 7.92s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:58:40,853 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:58:48,937 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:58:54,033 WARN L286 SmtUtils]: Spent 5.10s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 12:58:58,053 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ zero_extend 24) c_~var_1_11~0)) (.cse1 ((_ zero_extend 24) c_~var_1_12~0))) (and (let ((.cse0 ((_ zero_extend 24) c_~var_1_10~0))) (let ((.cse2 (bvslt .cse0 .cse3))) (or (and (= ((_ extract 7 0) (bvadd .cse0 .cse1)) c_~var_1_7~0) .cse2) (and (= c_~var_1_7~0 ((_ extract 7 0) (bvadd .cse1 .cse3))) (not .cse2))))) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 513.0 2.0))) (.cse7 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_6~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 8.0))))) (let ((.cse4 (fp.lt .cse6 .cse7)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode (bvadd c_~var_1_4~0 (bvneg c_~var_1_5~0))))) (or (and .cse4 (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse5 .cse6)) c_~var_1_3~0)) (and (not .cse4) (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse5 .cse7)) c_~var_1_3~0))))) (= c_~var_1_16~0 c_~var_1_17~0) (= c_~var_1_1~0 ((_ zero_extend 24) c_~last_1_var_1_7~0)) (= c_~var_1_13~0 ((_ extract 15 0) (bvadd (bvneg .cse3) (_ bv4294967291 32) .cse1))) (bvsge ((_ sign_extend 24) c_~var_1_16~0) c_~var_1_1~0))) is different from false [2024-11-13 12:59:02,075 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ zero_extend 24) c_~var_1_11~0)) (.cse1 ((_ zero_extend 24) c_~var_1_12~0))) (and (let ((.cse0 ((_ zero_extend 24) c_~var_1_10~0))) (let ((.cse2 (bvslt .cse0 .cse3))) (or (and (= ((_ extract 7 0) (bvadd .cse0 .cse1)) c_~var_1_7~0) .cse2) (and (= c_~var_1_7~0 ((_ extract 7 0) (bvadd .cse1 .cse3))) (not .cse2))))) (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 513.0 2.0))) (.cse7 (fp.sub c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_6~0) ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 8.0))))) (let ((.cse4 (fp.lt .cse6 .cse7)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode (bvadd c_~var_1_4~0 (bvneg c_~var_1_5~0))))) (or (and .cse4 (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse5 .cse6)) c_~var_1_3~0)) (and (not .cse4) (= ((_ fp.to_sbv 32) roundTowardZero (fp.add c_currentRoundingMode .cse5 .cse7)) c_~var_1_3~0))))) (= c_~var_1_16~0 c_~var_1_17~0) (= c_~var_1_1~0 ((_ zero_extend 24) c_~last_1_var_1_7~0)) (= c_~var_1_13~0 ((_ extract 15 0) (bvadd (bvneg .cse3) (_ bv4294967291 32) .cse1))) (bvsge ((_ sign_extend 24) c_~var_1_16~0) c_~var_1_1~0))) is different from true