./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-74.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_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/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_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/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_3efe243c-5195-4af7-be79-000240afa4b6/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 3399d68d5f538e178264c8cc09444ea6c28026f61fb8e4808b455fab52f2fa4f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:06:19,315 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:06:19,415 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 14:06:19,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:06:19,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:06:19,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:06:19,463 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:06:19,463 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:06:19,464 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:06:19,464 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:06:19,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:06:19,466 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:06:19,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:06:19,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:06:19,467 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:06:19,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:06:19,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:06:19,467 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:06:19,467 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:06:19,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:06:19,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:06:19,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:06:19,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:06:19,469 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:06:19,469 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:06:19,469 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:06:19,469 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:06:19,469 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:06:19,469 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:06:19,469 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:06:19,470 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:06:19,470 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:06:19,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:06:19,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:06:19,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:06:19,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:06:19,470 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:06:19,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 14:06:19,470 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:06:19,470 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:06:19,470 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:06:19,470 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:06:19,471 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_3efe243c-5195-4af7-be79-000240afa4b6/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 -> 3399d68d5f538e178264c8cc09444ea6c28026f61fb8e4808b455fab52f2fa4f [2024-11-13 14:06:19,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:06:19,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:06:19,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:06:19,806 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:06:19,806 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:06:19,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-74.i Unable to find full path for "g++" [2024-11-13 14:06:21,676 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:06:21,971 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:06:21,977 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-74.i [2024-11-13 14:06:22,008 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/data/ed69084f6/00dfee51f1ed4ebe9410c1ee22eec364/FLAG976bf13e5 [2024-11-13 14:06:22,034 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/data/ed69084f6/00dfee51f1ed4ebe9410c1ee22eec364 [2024-11-13 14:06:22,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:06:22,039 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:06:22,041 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:06:22,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:06:22,047 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:06:22,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eaf9ccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22, skipping insertion in model container [2024-11-13 14:06:22,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,075 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:06:22,251 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_3efe243c-5195-4af7-be79-000240afa4b6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-74.i[917,930] [2024-11-13 14:06:22,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:06:22,338 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:06:22,349 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_3efe243c-5195-4af7-be79-000240afa4b6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-74.i[917,930] [2024-11-13 14:06:22,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:06:22,408 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:06:22,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22 WrapperNode [2024-11-13 14:06:22,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:06:22,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:06:22,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:06:22,410 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:06:22,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,469 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 116 [2024-11-13 14:06:22,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:06:22,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:06:22,470 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:06:22,470 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:06:22,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,482 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,494 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 14:06:22,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,495 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,508 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,509 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,516 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:06:22,517 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:06:22,517 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:06:22,517 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:06:22,519 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (1/1) ... [2024-11-13 14:06:22,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:06:22,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:06:22,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:06:22,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:06:22,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:06:22,583 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 14:06:22,583 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 14:06:22,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 14:06:22,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:06:22,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:06:22,658 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:06:22,660 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:06:22,923 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 14:06:22,923 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:06:22,936 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:06:22,936 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 14:06:22,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:06:22 BoogieIcfgContainer [2024-11-13 14:06:22,936 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:06:22,940 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:06:22,940 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:06:22,945 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:06:22,945 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:06:22" (1/3) ... [2024-11-13 14:06:22,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1df623a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:06:22, skipping insertion in model container [2024-11-13 14:06:22,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:22" (2/3) ... [2024-11-13 14:06:22,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1df623a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:06:22, skipping insertion in model container [2024-11-13 14:06:22,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:06:22" (3/3) ... [2024-11-13 14:06:22,948 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-74.i [2024-11-13 14:06:22,965 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:06:22,969 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-74.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 14:06:23,042 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:06:23,058 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;@505087a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:06:23,058 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 14:06:23,063 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-13 14:06:23,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 14:06:23,076 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:23,077 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:06:23,078 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:06:23,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:23,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1761019493, now seen corresponding path program 1 times [2024-11-13 14:06:23,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:06:23,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182195840] [2024-11-13 14:06:23,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:23,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:06:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:06:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-13 14:06:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-13 14:06:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 14:06:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-13 14:06:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-13 14:06:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-13 14:06:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-13 14:06:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 14:06:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-13 14:06:23,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 14:06:23,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-13 14:06:23,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-13 14:06:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-13 14:06:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 14:06:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-13 14:06:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 14:06:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:23,495 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-13 14:06:23,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:06:23,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182195840] [2024-11-13 14:06:23,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182195840] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:06:23,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:06:23,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:06:23,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659730819] [2024-11-13 14:06:23,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:06:23,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 14:06:23,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:06:23,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 14:06:23,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:06:23,535 INFO L87 Difference]: Start difference. First operand has 54 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) 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, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-13 14:06:23,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:23,564 INFO L93 Difference]: Finished difference Result 101 states and 169 transitions. [2024-11-13 14:06:23,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 14:06:23,567 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, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 109 [2024-11-13 14:06:23,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:23,574 INFO L225 Difference]: With dead ends: 101 [2024-11-13 14:06:23,574 INFO L226 Difference]: Without dead ends: 50 [2024-11-13 14:06:23,578 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 53 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 14:06:23,581 INFO L432 NwaCegarLoop]: 72 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, 72 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 14:06:23,581 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:06:23,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-11-13 14:06:23,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-11-13 14:06:23,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-13 14:06:23,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 72 transitions. [2024-11-13 14:06:23,624 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 72 transitions. Word has length 109 [2024-11-13 14:06:23,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:23,625 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 72 transitions. [2024-11-13 14:06:23,625 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, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-13 14:06:23,625 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2024-11-13 14:06:23,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 14:06:23,629 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:23,629 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:06:23,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 14:06:23,629 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:06:23,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:23,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1756213915, now seen corresponding path program 1 times [2024-11-13 14:06:23,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:06:23,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514055179] [2024-11-13 14:06:23,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:23,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:06:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 14:06:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-13 14:06:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-13 14:06:24,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 14:06:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-13 14:06:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-13 14:06:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-13 14:06:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-13 14:06:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 14:06:24,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-13 14:06:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 14:06:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-13 14:06:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-13 14:06:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-13 14:06:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 14:06:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-13 14:06:24,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 14:06:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:24,573 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-13 14:06:24,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:06:24,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514055179] [2024-11-13 14:06:24,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514055179] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:06:24,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:06:24,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 14:06:24,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90065183] [2024-11-13 14:06:24,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:06:24,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 14:06:24,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:06:24,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:06:24,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:06:24,582 INFO L87 Difference]: Start difference. First operand 50 states and 72 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-13 14:06:24,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:24,863 INFO L93 Difference]: Finished difference Result 145 states and 211 transitions. [2024-11-13 14:06:24,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:06:24,864 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 109 [2024-11-13 14:06:24,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:24,867 INFO L225 Difference]: With dead ends: 145 [2024-11-13 14:06:24,869 INFO L226 Difference]: Without dead ends: 98 [2024-11-13 14:06:24,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-13 14:06:24,872 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 42 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:06:24,872 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 230 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 14:06:24,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-13 14:06:24,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 85. [2024-11-13 14:06:24,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 48 states have (on average 1.1458333333333333) internal successors, (55), 48 states have internal predecessors, (55), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-13 14:06:24,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2024-11-13 14:06:24,911 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 109 [2024-11-13 14:06:24,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:24,911 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2024-11-13 14:06:24,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-13 14:06:24,912 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2024-11-13 14:06:24,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 14:06:24,915 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:24,916 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:06:24,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 14:06:24,916 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:06:24,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:24,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1729406755, now seen corresponding path program 1 times [2024-11-13 14:06:24,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:06:24,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374411788] [2024-11-13 14:06:24,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:24,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:06:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:06:25,149 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:06:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:06:25,303 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:06:25,304 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 14:06:25,305 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 14:06:25,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 14:06:25,310 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-13 14:06:25,415 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:06:25,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:06:25 BoogieIcfgContainer [2024-11-13 14:06:25,422 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:06:25,423 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:06:25,423 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:06:25,423 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:06:25,424 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:06:22" (3/4) ... [2024-11-13 14:06:25,426 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 14:06:25,427 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:06:25,430 INFO L158 Benchmark]: Toolchain (without parser) took 3389.18ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 66.8MB in the end (delta: 52.2MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2024-11-13 14:06:25,430 INFO L158 Benchmark]: CDTParser took 0.94ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:06:25,430 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.35ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 106.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:06:25,431 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.19ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 103.9MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:06:25,432 INFO L158 Benchmark]: Boogie Preprocessor took 46.41ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:06:25,432 INFO L158 Benchmark]: RCFGBuilder took 419.33ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 86.8MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:06:25,433 INFO L158 Benchmark]: TraceAbstraction took 2482.17ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 66.8MB in the end (delta: 19.3MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2024-11-13 14:06:25,433 INFO L158 Benchmark]: Witness Printer took 4.50ms. Allocated memory is still 142.6MB. Free memory was 66.8MB in the beginning and 66.8MB in the end (delta: 24.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:06:25,436 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.35ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 106.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.19ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 103.9MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.41ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 419.33ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 86.8MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2482.17ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 66.8MB in the end (delta: 19.3MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Witness Printer took 4.50ms. Allocated memory is still 142.6MB. Free memory was 66.8MB in the beginning and 66.8MB 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 someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 41, overapproximation of someBinaryDOUBLEComparisonOperation at line 104, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 92. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 25; [L23] double var_1_2 = 63.25; [L24] double var_1_3 = 3.779; [L25] double var_1_4 = 31.6; [L26] double var_1_5 = 100.5; [L27] unsigned long int var_1_6 = 64; [L28] unsigned long int var_1_7 = 3150951169; [L29] unsigned long int var_1_8 = 128; [L30] unsigned long int var_1_9 = 1; [L31] unsigned char var_1_10 = 1; [L32] double var_1_11 = 9.3; [L33] unsigned char var_1_14 = 0; [L34] unsigned char var_1_15 = 1; [L35] unsigned char var_1_16 = 1; [L36] unsigned char last_1_var_1_16 = 1; VAL [isInitial=0, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_2=253/4, var_1_3=3779/1000, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L108] isInitial = 1 [L109] FCALL initially() [L110] COND TRUE 1 [L111] CALL updateLastVariables() [L101] last_1_var_1_16 = var_1_16 VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_2=253/4, var_1_3=3779/1000, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L111] RET updateLastVariables() [L112] CALL updateVariables() [L71] var_1_2 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_3=3779/1000, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_3=3779/1000, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L72] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_3=3779/1000, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L73] var_1_3 = __VERIFIER_nondet_double() [L74] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L74] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_4=158/5, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L75] var_1_4 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L76] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_5=201/2, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L77] var_1_5 = __VERIFIER_nondet_double() [L78] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L78] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=64, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L79] var_1_6 = __VERIFIER_nondet_ulong() [L80] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L80] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L81] CALL assume_abort_if_not(var_1_6 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L81] RET assume_abort_if_not(var_1_6 <= 4294967294) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=3150951169, var_1_8=128, var_1_9=1] [L82] var_1_7 = __VERIFIER_nondet_ulong() [L83] CALL assume_abort_if_not(var_1_7 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=128, var_1_9=1] [L83] RET assume_abort_if_not(var_1_7 >= 2147483647) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=128, var_1_9=1] [L84] CALL assume_abort_if_not(var_1_7 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=128, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=128, var_1_9=1] [L84] RET assume_abort_if_not(var_1_7 <= 4294967294) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=128, var_1_9=1] [L85] var_1_8 = __VERIFIER_nondet_ulong() [L86] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_9=1] [L86] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_9=1] [L87] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=1] [L87] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=1] [L88] var_1_9 = __VERIFIER_nondet_ulong() [L89] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649] [L89] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649] [L90] CALL assume_abort_if_not(var_1_9 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L90] RET assume_abort_if_not(var_1_9 <= 4294967294) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_11=93/10, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L91] var_1_11 = __VERIFIER_nondet_double() [L92] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L92] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L93] var_1_14 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L94] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L95] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L95] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_14=0, var_1_15=1, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L96] var_1_15 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_14=0, var_1_15=-255, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_14=0, var_1_15=-255, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L97] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_14=0, var_1_15=-255, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L98] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_14=0, var_1_15=-255, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_14=0, var_1_15=-255, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L98] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=1, var_1_14=0, var_1_15=-255, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L112] RET updateVariables() [L113] CALL step() [L40] unsigned char stepLocal_0 = last_1_var_1_16 && last_1_var_1_16; VAL [isInitial=1, last_1_var_1_16=1, stepLocal_0=1, var_1_10=1, var_1_14=0, var_1_15=-255, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L41] COND TRUE (var_1_5 > var_1_11) || stepLocal_0 [L42] var_1_10 = var_1_14 VAL [isInitial=1, last_1_var_1_16=1, var_1_10=0, var_1_14=0, var_1_15=-255, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L46] unsigned char stepLocal_1 = var_1_10; VAL [isInitial=1, last_1_var_1_16=1, stepLocal_1=0, var_1_10=0, var_1_14=0, var_1_15=-255, var_1_16=1, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L47] COND FALSE !(stepLocal_1 && var_1_10) [L54] var_1_16 = var_1_15 VAL [isInitial=1, last_1_var_1_16=1, var_1_10=0, var_1_14=0, var_1_15=-255, var_1_16=-255, var_1_1=25, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L56] COND TRUE ((((((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3)))) < (var_1_4)) ? (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3)))) : (var_1_4))) < var_1_5 [L57] var_1_1 = ((((var_1_6) > ((var_1_7 - var_1_8))) ? (var_1_6) : ((var_1_7 - var_1_8)))) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=0, var_1_14=0, var_1_15=-255, var_1_16=-255, var_1_1=4, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L113] RET step() [L114] CALL, EXPR property() [L104-L105] return (((((((((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3)))) < (var_1_4)) ? (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3)))) : (var_1_4))) < var_1_5) ? (var_1_1 == ((unsigned long int) ((((var_1_6) > ((var_1_7 - var_1_8))) ? (var_1_6) : ((var_1_7 - var_1_8)))))) : ((var_1_2 >= (var_1_3 + var_1_5)) ? ((var_1_4 > (- var_1_5)) ? (var_1_1 == ((unsigned long int) var_1_6)) : (var_1_1 == ((unsigned long int) var_1_9))) : (var_1_1 == ((unsigned long int) var_1_6)))) && (((var_1_5 > var_1_11) || (last_1_var_1_16 && last_1_var_1_16)) ? (var_1_10 == ((unsigned char) var_1_14)) : (var_1_10 == ((unsigned char) (var_1_14 && (! var_1_15)))))) && ((var_1_10 && var_1_10) ? ((var_1_4 < (- var_1_5)) ? (var_1_16 == ((unsigned char) var_1_15)) : (var_1_16 == ((unsigned char) var_1_15))) : (var_1_16 == ((unsigned char) var_1_15))) ; VAL [\result=0, isInitial=1, last_1_var_1_16=1, var_1_10=0, var_1_14=0, var_1_15=-255, var_1_16=-255, var_1_1=4, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L114] RET, EXPR property() [L114] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_16=1, var_1_10=0, var_1_14=0, var_1_15=-255, var_1_16=-255, var_1_1=4, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] [L19] reach_error() VAL [isInitial=1, last_1_var_1_16=1, var_1_10=0, var_1_14=0, var_1_15=-255, var_1_16=-255, var_1_1=4, var_1_6=4294967299, var_1_7=-2147483645, var_1_8=-2147483649, var_1_9=4294967294] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 3, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 42 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 42 mSDsluCounter, 302 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 162 mSDsCounter, 52 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52 IncrementalHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52 mSolverCounterUnsat, 140 mSDtfsCounter, 52 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 95 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=85occurred in iteration=2, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 13 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 327 NumberOfCodeBlocks, 327 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 286 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1088/1088 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 14:06:25,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/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_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/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_3efe243c-5195-4af7-be79-000240afa4b6/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 3399d68d5f538e178264c8cc09444ea6c28026f61fb8e4808b455fab52f2fa4f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:06:28,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:06:28,186 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 14:06:28,194 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:06:28,195 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:06:28,243 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:06:28,244 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:06:28,244 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:06:28,245 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:06:28,245 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:06:28,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:06:28,247 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:06:28,247 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:06:28,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:06:28,247 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:06:28,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:06:28,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:06:28,248 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:06:28,248 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:06:28,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:06:28,249 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:06:28,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:06:28,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:06:28,249 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 14:06:28,249 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 14:06:28,249 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:06:28,250 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 14:06:28,250 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:06:28,250 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:06:28,250 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:06:28,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:06:28,251 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:06:28,251 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:06:28,251 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:06:28,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:06:28,252 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:06:28,252 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:06:28,252 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:06:28,252 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 14:06:28,253 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 14:06:28,253 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:06:28,253 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:06:28,253 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:06:28,253 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:06:28,253 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_3efe243c-5195-4af7-be79-000240afa4b6/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 -> 3399d68d5f538e178264c8cc09444ea6c28026f61fb8e4808b455fab52f2fa4f [2024-11-13 14:06:28,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:06:28,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:06:28,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:06:28,635 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:06:28,636 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:06:28,641 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-74.i Unable to find full path for "g++" [2024-11-13 14:06:30,519 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:06:30,819 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:06:30,821 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-74.i [2024-11-13 14:06:30,835 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/data/260b53b1c/ff0e8bd5461e416090d112cce54e5016/FLAG5b69ca972 [2024-11-13 14:06:31,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/data/260b53b1c/ff0e8bd5461e416090d112cce54e5016 [2024-11-13 14:06:31,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:06:31,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:06:31,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:06:31,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:06:31,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:06:31,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fbd4f27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31, skipping insertion in model container [2024-11-13 14:06:31,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,137 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:06:31,312 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_3efe243c-5195-4af7-be79-000240afa4b6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-74.i[917,930] [2024-11-13 14:06:31,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:06:31,407 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:06:31,418 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_3efe243c-5195-4af7-be79-000240afa4b6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-74.i[917,930] [2024-11-13 14:06:31,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:06:31,481 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:06:31,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31 WrapperNode [2024-11-13 14:06:31,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:06:31,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:06:31,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:06:31,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:06:31,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,535 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 116 [2024-11-13 14:06:31,535 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:06:31,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:06:31,536 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:06:31,536 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:06:31,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,554 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,565 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 14:06:31,566 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,566 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,574 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,583 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,585 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,586 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,593 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:06:31,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:06:31,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:06:31,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:06:31,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (1/1) ... [2024-11-13 14:06:31,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:06:31,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:06:31,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:06:31,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:06:31,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:06:31,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 14:06:31,671 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 14:06:31,671 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 14:06:31,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:06:31,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:06:31,764 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:06:31,766 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:06:32,709 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 14:06:32,710 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:06:32,724 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:06:32,725 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 14:06:32,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:06:32 BoogieIcfgContainer [2024-11-13 14:06:32,725 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:06:32,730 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:06:32,730 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:06:32,735 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:06:32,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:06:31" (1/3) ... [2024-11-13 14:06:32,736 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7254bbe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:06:32, skipping insertion in model container [2024-11-13 14:06:32,736 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:06:31" (2/3) ... [2024-11-13 14:06:32,736 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7254bbe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:06:32, skipping insertion in model container [2024-11-13 14:06:32,736 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:06:32" (3/3) ... [2024-11-13 14:06:32,739 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-74.i [2024-11-13 14:06:32,753 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:06:32,755 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_has-floats_file-74.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 14:06:32,810 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:06:32,821 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;@20480874, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:06:32,821 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 14:06:32,845 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-13 14:06:32,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 14:06:32,859 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:32,860 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:06:32,860 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:06:32,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:32,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1761019493, now seen corresponding path program 1 times [2024-11-13 14:06:32,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:06:32,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [365183754] [2024-11-13 14:06:32,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:32,874 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 14:06:32,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:06:32,877 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 14:06:32,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-13 14:06:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:33,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 14:06:33,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:06:33,264 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-13 14:06:33,264 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:06:33,265 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:06:33,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [365183754] [2024-11-13 14:06:33,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [365183754] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:06:33,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:06:33,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:06:33,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824104959] [2024-11-13 14:06:33,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:06:33,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 14:06:33,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:06:33,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 14:06:33,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:06:33,295 INFO L87 Difference]: Start difference. First operand has 54 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-13 14:06:33,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:33,324 INFO L93 Difference]: Finished difference Result 101 states and 169 transitions. [2024-11-13 14:06:33,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 14:06:33,328 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 109 [2024-11-13 14:06:33,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:33,335 INFO L225 Difference]: With dead ends: 101 [2024-11-13 14:06:33,336 INFO L226 Difference]: Without dead ends: 50 [2024-11-13 14:06:33,339 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 108 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 14:06:33,342 INFO L432 NwaCegarLoop]: 72 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, 72 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 14:06:33,343 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:06:33,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-11-13 14:06:33,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-11-13 14:06:33,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 31 states have internal predecessors, (38), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-13 14:06:33,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 72 transitions. [2024-11-13 14:06:33,380 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 72 transitions. Word has length 109 [2024-11-13 14:06:33,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:33,380 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 72 transitions. [2024-11-13 14:06:33,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-13 14:06:33,381 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2024-11-13 14:06:33,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 14:06:33,384 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:33,384 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:06:33,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/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 14:06:33,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/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 14:06:33,585 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:06:33,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:33,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1756213915, now seen corresponding path program 1 times [2024-11-13 14:06:33,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:06:33,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1315958009] [2024-11-13 14:06:33,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:33,588 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 14:06:33,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:06:33,590 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 14:06:33,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/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 14:06:33,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:33,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 14:06:33,843 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:06:34,395 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-13 14:06:34,395 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:06:34,395 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 14:06:34,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1315958009] [2024-11-13 14:06:34,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1315958009] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:06:34,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:06:34,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:06:34,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946995535] [2024-11-13 14:06:34,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:06:34,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 14:06:34,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 14:06:34,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:06:34,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:06:34,401 INFO L87 Difference]: Start difference. First operand 50 states and 72 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-13 14:06:35,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:06:35,008 INFO L93 Difference]: Finished difference Result 145 states and 211 transitions. [2024-11-13 14:06:35,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:06:35,015 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 109 [2024-11-13 14:06:35,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:06:35,017 INFO L225 Difference]: With dead ends: 145 [2024-11-13 14:06:35,017 INFO L226 Difference]: Without dead ends: 98 [2024-11-13 14:06:35,018 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-13 14:06:35,019 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 40 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-13 14:06:35,019 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 265 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-13 14:06:35,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-13 14:06:35,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 85. [2024-11-13 14:06:35,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 48 states have (on average 1.1458333333333333) internal successors, (55), 48 states have internal predecessors, (55), 34 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-13 14:06:35,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2024-11-13 14:06:35,044 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 109 [2024-11-13 14:06:35,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:06:35,045 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2024-11-13 14:06:35,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-13 14:06:35,045 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2024-11-13 14:06:35,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-13 14:06:35,047 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:06:35,048 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:06:35,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/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 14:06:35,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/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 14:06:35,248 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 14:06:35,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:06:35,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1729406755, now seen corresponding path program 1 times [2024-11-13 14:06:35,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 14:06:35,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [95537828] [2024-11-13 14:06:35,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:06:35,250 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 14:06:35,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 14:06:35,253 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 14:06:35,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3efe243c-5195-4af7-be79-000240afa4b6/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)] Waiting until timeout for monitored process [2024-11-13 14:06:35,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:06:35,532 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 14:06:35,540 INFO L278 TraceCheckSpWp]: Computing forward predicates...