./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya --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 c98f11b22cb7f21f16458350f1cbd6d1f011c1c4c927275150c8a07b39dcf245 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:53:03,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:53:04,014 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 00:53:04,020 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:53:04,020 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:53:04,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:53:04,042 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:53:04,043 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:53:04,043 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:53:04,044 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:53:04,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:53:04,045 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:53:04,046 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:53:04,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:53:04,047 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:53:04,047 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:53:04,048 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:53:04,048 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:53:04,049 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:53:04,049 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:53:04,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:53:04,050 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:53:04,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:53:04,051 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:53:04,051 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:53:04,052 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:53:04,052 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:53:04,053 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:53:04,053 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:53:04,053 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:53:04,054 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:53:04,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:53:04,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:53:04,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:53:04,055 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:53:04,055 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:53:04,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 00:53:04,055 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:53:04,055 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:53:04,056 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:53:04,056 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:53:04,056 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:53:04,056 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c98f11b22cb7f21f16458350f1cbd6d1f011c1c4c927275150c8a07b39dcf245 [2023-11-29 00:53:04,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:53:04,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:53:04,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:53:04,290 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:53:04,291 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:53:04,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-6.i [2023-11-29 00:53:06,982 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:53:07,177 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:53:07,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-6.i [2023-11-29 00:53:07,187 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/data/12dea89a9/f8efdd96b2e644eb97ad63d22902b99d/FLAG555ce7592 [2023-11-29 00:53:07,202 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/data/12dea89a9/f8efdd96b2e644eb97ad63d22902b99d [2023-11-29 00:53:07,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:53:07,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:53:07,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:53:07,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:53:07,212 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:53:07,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,214 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6878efa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07, skipping insertion in model container [2023-11-29 00:53:07,214 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,247 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:53:07,390 WARN L240 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_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-6.i[918,931] [2023-11-29 00:53:07,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:53:07,444 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:53:07,456 WARN L240 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_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-6.i[918,931] [2023-11-29 00:53:07,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:53:07,494 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:53:07,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07 WrapperNode [2023-11-29 00:53:07,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:53:07,496 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:53:07,496 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:53:07,496 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:53:07,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,514 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,543 INFO L138 Inliner]: procedures = 26, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125 [2023-11-29 00:53:07,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:53:07,544 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:53:07,544 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:53:07,545 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:53:07,556 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,559 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,572 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]. [2023-11-29 00:53:07,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,584 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:53:07,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:53:07,591 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:53:07,591 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:53:07,592 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (1/1) ... [2023-11-29 00:53:07,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:53:07,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:07,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:53:07,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:53:07,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:53:07,656 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:53:07,656 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:53:07,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 00:53:07,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:53:07,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:53:07,742 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:53:07,744 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:53:07,966 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:53:08,021 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:53:08,021 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:53:08,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:53:08 BoogieIcfgContainer [2023-11-29 00:53:08,022 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:53:08,025 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:53:08,025 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:53:08,027 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:53:08,027 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:53:07" (1/3) ... [2023-11-29 00:53:08,028 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5277293b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:53:08, skipping insertion in model container [2023-11-29 00:53:08,028 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:07" (2/3) ... [2023-11-29 00:53:08,029 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5277293b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:53:08, skipping insertion in model container [2023-11-29 00:53:08,029 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:53:08" (3/3) ... [2023-11-29 00:53:08,030 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-6.i [2023-11-29 00:53:08,045 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:53:08,045 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:53:08,087 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:53:08,093 INFO L357 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, mHoare=true, 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;@4dbeec30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:53:08,093 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:53:08,096 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 29 states have (on average 1.4827586206896552) internal successors, (43), 30 states have internal predecessors, (43), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-29 00:53:08,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-29 00:53:08,108 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:08,109 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:08,109 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:08,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:08,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1855021501, now seen corresponding path program 1 times [2023-11-29 00:53:08,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:53:08,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338446870] [2023-11-29 00:53:08,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:08,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:53:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:53:08,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:53:08,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338446870] [2023-11-29 00:53:08,282 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 00:53:08,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1147396697] [2023-11-29 00:53:08,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:08,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:08,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:08,289 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:53:08,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 00:53:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:53:08,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 00:53:08,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:53:08,520 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2023-11-29 00:53:08,520 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:53:08,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1147396697] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:53:08,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:53:08,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:53:08,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108844361] [2023-11-29 00:53:08,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:53:08,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 00:53:08,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:53:08,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 00:53:08,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:53:08,556 INFO L87 Difference]: Start difference. First operand has 45 states, 29 states have (on average 1.4827586206896552) internal successors, (43), 30 states have internal predecessors, (43), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-29 00:53:08,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:53:08,587 INFO L93 Difference]: Finished difference Result 87 states and 149 transitions. [2023-11-29 00:53:08,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 00:53:08,589 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) Word has length 85 [2023-11-29 00:53:08,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:53:08,597 INFO L225 Difference]: With dead ends: 87 [2023-11-29 00:53:08,597 INFO L226 Difference]: Without dead ends: 43 [2023-11-29 00:53:08,601 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:53:08,604 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:53:08,605 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 60 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:53:08,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2023-11-29 00:53:08,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2023-11-29 00:53:08,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 28 states have internal predecessors, (37), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-29 00:53:08,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 63 transitions. [2023-11-29 00:53:08,645 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 63 transitions. Word has length 85 [2023-11-29 00:53:08,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:53:08,646 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 63 transitions. [2023-11-29 00:53:08,646 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-29 00:53:08,646 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2023-11-29 00:53:08,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-29 00:53:08,650 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:08,650 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:08,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:53:08,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 00:53:08,851 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:08,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:08,852 INFO L85 PathProgramCache]: Analyzing trace with hash 577193791, now seen corresponding path program 1 times [2023-11-29 00:53:08,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:53:08,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557429370] [2023-11-29 00:53:08,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:08,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:53:08,900 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:53:08,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1096492639] [2023-11-29 00:53:08,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:08,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:08,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:08,902 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:53:08,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 00:53:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:53:09,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 00:53:09,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:53:09,341 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 166 proven. 15 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2023-11-29 00:53:09,342 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:53:09,546 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-29 00:53:09,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:53:09,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557429370] [2023-11-29 00:53:09,547 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:53:09,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096492639] [2023-11-29 00:53:09,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1096492639] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:53:09,547 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:53:09,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 10 [2023-11-29 00:53:09,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754920790] [2023-11-29 00:53:09,548 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:53:09,549 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 00:53:09,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:53:09,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 00:53:09,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-29 00:53:09,551 INFO L87 Difference]: Start difference. First operand 43 states and 63 transitions. Second operand has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 4 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2023-11-29 00:53:09,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:53:09,968 INFO L93 Difference]: Finished difference Result 180 states and 256 transitions. [2023-11-29 00:53:09,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 00:53:09,968 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 4 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) Word has length 85 [2023-11-29 00:53:09,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:53:09,972 INFO L225 Difference]: With dead ends: 180 [2023-11-29 00:53:09,972 INFO L226 Difference]: Without dead ends: 138 [2023-11-29 00:53:09,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2023-11-29 00:53:09,975 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 124 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 00:53:09,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 243 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 00:53:09,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-11-29 00:53:09,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 108. [2023-11-29 00:53:10,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 70 states have (on average 1.2714285714285714) internal successors, (89), 71 states have internal predecessors, (89), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 00:53:10,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 155 transitions. [2023-11-29 00:53:10,002 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 155 transitions. Word has length 85 [2023-11-29 00:53:10,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:53:10,003 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 155 transitions. [2023-11-29 00:53:10,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 4 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2023-11-29 00:53:10,004 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 155 transitions. [2023-11-29 00:53:10,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-29 00:53:10,006 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:10,006 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:10,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 00:53:10,206 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:10,207 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:10,207 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:10,207 INFO L85 PathProgramCache]: Analyzing trace with hash 575346749, now seen corresponding path program 1 times [2023-11-29 00:53:10,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:53:10,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330359311] [2023-11-29 00:53:10,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:10,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:53:10,244 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:53:10,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1381067724] [2023-11-29 00:53:10,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:10,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:10,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:10,246 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:53:10,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 00:53:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:53:10,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 00:53:10,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:53:10,404 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 78 proven. 3 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-29 00:53:10,404 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:53:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 33 proven. 3 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-29 00:53:10,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:53:10,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330359311] [2023-11-29 00:53:10,521 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:53:10,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1381067724] [2023-11-29 00:53:10,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1381067724] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:53:10,540 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:53:10,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 00:53:10,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32468931] [2023-11-29 00:53:10,541 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:53:10,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 00:53:10,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:53:10,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 00:53:10,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:53:10,543 INFO L87 Difference]: Start difference. First operand 108 states and 155 transitions. Second operand has 8 states, 8 states have (on average 4.0) internal successors, (32), 8 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 00:53:10,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:53:10,867 INFO L93 Difference]: Finished difference Result 335 states and 472 transitions. [2023-11-29 00:53:10,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 00:53:10,867 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 8 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 85 [2023-11-29 00:53:10,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:53:10,872 INFO L225 Difference]: With dead ends: 335 [2023-11-29 00:53:10,872 INFO L226 Difference]: Without dead ends: 228 [2023-11-29 00:53:10,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 161 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=155, Unknown=0, NotChecked=0, Total=240 [2023-11-29 00:53:10,875 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 144 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:53:10,876 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 187 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 00:53:10,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2023-11-29 00:53:10,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 226. [2023-11-29 00:53:10,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 147 states have (on average 1.2380952380952381) internal successors, (182), 149 states have internal predecessors, (182), 66 states have call successors, (66), 12 states have call predecessors, (66), 12 states have return successors, (66), 64 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-29 00:53:10,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 314 transitions. [2023-11-29 00:53:10,928 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 314 transitions. Word has length 85 [2023-11-29 00:53:10,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:53:10,929 INFO L495 AbstractCegarLoop]: Abstraction has 226 states and 314 transitions. [2023-11-29 00:53:10,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 8 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-29 00:53:10,930 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 314 transitions. [2023-11-29 00:53:10,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-29 00:53:10,932 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:10,932 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:10,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 00:53:11,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:11,137 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:11,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:11,138 INFO L85 PathProgramCache]: Analyzing trace with hash 646460354, now seen corresponding path program 1 times [2023-11-29 00:53:11,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:53:11,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130455474] [2023-11-29 00:53:11,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:11,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:53:11,171 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:53:11,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [30029228] [2023-11-29 00:53:11,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:11,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:11,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:11,173 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:53:11,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 00:53:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:53:11,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:53:11,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:53:11,393 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-29 00:53:11,393 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:53:11,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:53:11,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130455474] [2023-11-29 00:53:11,394 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:53:11,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [30029228] [2023-11-29 00:53:11,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [30029228] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:53:11,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:53:11,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:53:11,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048594961] [2023-11-29 00:53:11,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:53:11,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:53:11,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:53:11,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:53:11,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:53:11,396 INFO L87 Difference]: Start difference. First operand 226 states and 314 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2023-11-29 00:53:11,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:53:11,489 INFO L93 Difference]: Finished difference Result 431 states and 593 transitions. [2023-11-29 00:53:11,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:53:11,490 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 86 [2023-11-29 00:53:11,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:53:11,494 INFO L225 Difference]: With dead ends: 431 [2023-11-29 00:53:11,494 INFO L226 Difference]: Without dead ends: 316 [2023-11-29 00:53:11,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:53:11,496 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 52 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 00:53:11,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 177 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 00:53:11,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2023-11-29 00:53:11,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 262. [2023-11-29 00:53:11,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 167 states have (on average 1.2095808383233533) internal successors, (202), 169 states have internal predecessors, (202), 79 states have call successors, (79), 15 states have call predecessors, (79), 15 states have return successors, (79), 77 states have call predecessors, (79), 79 states have call successors, (79) [2023-11-29 00:53:11,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 360 transitions. [2023-11-29 00:53:11,544 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 360 transitions. Word has length 86 [2023-11-29 00:53:11,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:53:11,545 INFO L495 AbstractCegarLoop]: Abstraction has 262 states and 360 transitions. [2023-11-29 00:53:11,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2023-11-29 00:53:11,545 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 360 transitions. [2023-11-29 00:53:11,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-29 00:53:11,547 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:11,547 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:11,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 00:53:11,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:11,757 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:11,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:11,757 INFO L85 PathProgramCache]: Analyzing trace with hash -502194643, now seen corresponding path program 1 times [2023-11-29 00:53:11,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:53:11,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5180275] [2023-11-29 00:53:11,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:11,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:53:11,784 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:53:11,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [337452815] [2023-11-29 00:53:11,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:11,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:11,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:11,786 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:53:11,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 00:53:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:53:11,902 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:53:11,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:53:11,987 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:53:11,988 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 00:53:11,989 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 00:53:11,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 00:53:12,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:12,193 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-29 00:53:12,196 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 00:53:12,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 12:53:12 BoogieIcfgContainer [2023-11-29 00:53:12,263 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 00:53:12,263 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:53:12,264 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:53:12,264 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:53:12,264 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:53:08" (3/4) ... [2023-11-29 00:53:12,266 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 00:53:12,267 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:53:12,268 INFO L158 Benchmark]: Toolchain (without parser) took 5062.34ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 129.2MB in the beginning and 156.3MB in the end (delta: -27.1MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-29 00:53:12,268 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 111.1MB. Free memory is still 62.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:53:12,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.18ms. Allocated memory is still 161.5MB. Free memory was 129.2MB in the beginning and 116.3MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 00:53:12,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.00ms. Allocated memory is still 161.5MB. Free memory was 116.3MB in the beginning and 113.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 00:53:12,269 INFO L158 Benchmark]: Boogie Preprocessor took 46.11ms. Allocated memory is still 161.5MB. Free memory was 113.8MB in the beginning and 111.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 00:53:12,270 INFO L158 Benchmark]: RCFGBuilder took 430.85ms. Allocated memory is still 161.5MB. Free memory was 111.3MB in the beginning and 92.8MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-29 00:53:12,270 INFO L158 Benchmark]: TraceAbstraction took 4238.32ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 92.4MB in the beginning and 156.3MB in the end (delta: -63.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:53:12,270 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 203.4MB. Free memory is still 156.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:53:12,273 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 111.1MB. Free memory is still 62.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.18ms. Allocated memory is still 161.5MB. Free memory was 129.2MB in the beginning and 116.3MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.00ms. Allocated memory is still 161.5MB. Free memory was 116.3MB in the beginning and 113.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.11ms. Allocated memory is still 161.5MB. Free memory was 113.8MB in the beginning and 111.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 430.85ms. Allocated memory is still 161.5MB. Free memory was 111.3MB in the beginning and 92.8MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 4238.32ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 92.4MB in the beginning and 156.3MB in the end (delta: -63.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 203.4MB. Free memory is still 156.3MB. 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 114, overapproximation of someBinaryFLOATComparisonOperation at line 114, overapproximation of someBinaryArithmeticFLOAToperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 100.25; [L23] double var_1_5 = 1.9; [L24] double var_1_6 = 7.5; [L25] double var_1_7 = 64.25; [L26] signed long int var_1_8 = 2; [L27] signed long int var_1_9 = 1000000000; [L28] signed long int var_1_10 = 1000000000; [L29] signed long int var_1_11 = 1957998270; [L30] float var_1_12 = 50.25; [L31] float var_1_13 = 9.8; [L32] float var_1_14 = 25.5; [L33] float var_1_15 = 3.5; [L34] signed long int var_1_16 = -500; [L35] unsigned char var_1_17 = 1; [L36] unsigned char var_1_18 = 1; [L37] unsigned char var_1_19 = 0; [L38] double last_1_var_1_1 = 100.25; [L39] signed long int last_1_var_1_8 = 2; [L40] float last_1_var_1_12 = 50.25; [L41] signed long int last_1_var_1_16 = -500; [L42] unsigned char last_1_var_1_17 = 1; [L43] unsigned char last_1_var_1_19 = 0; [L118] isInitial = 1 [L119] FCALL initially() [L120] COND TRUE 1 [L121] CALL updateLastVariables() [L106] last_1_var_1_1 = var_1_1 [L107] last_1_var_1_8 = var_1_8 [L108] last_1_var_1_12 = var_1_12 [L109] last_1_var_1_16 = var_1_16 [L110] last_1_var_1_17 = var_1_17 [L111] last_1_var_1_19 = var_1_19 [L121] RET updateLastVariables() [L122] CALL updateVariables() [L82] var_1_5 = __VERIFIER_nondet_double() [L83] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L83] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L84] var_1_6 = __VERIFIER_nondet_double() [L85] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L85] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L86] var_1_7 = __VERIFIER_nondet_double() [L87] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=1000000000] [L87] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=1000000000] [L88] var_1_9 = __VERIFIER_nondet_long() [L89] CALL assume_abort_if_not(var_1_9 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L89] RET assume_abort_if_not(var_1_9 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L90] CALL assume_abort_if_not(var_1_9 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L90] RET assume_abort_if_not(var_1_9 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L91] var_1_10 = __VERIFIER_nondet_long() [L92] CALL assume_abort_if_not(var_1_10 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L92] RET assume_abort_if_not(var_1_10 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L93] CALL assume_abort_if_not(var_1_10 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L93] RET assume_abort_if_not(var_1_10 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L94] var_1_11 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L95] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L96] CALL assume_abort_if_not(var_1_11 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L96] RET assume_abort_if_not(var_1_11 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L97] var_1_14 = __VERIFIER_nondet_float() [L98] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L98] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L99] var_1_15 = __VERIFIER_nondet_float() [L100] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L100] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L101] var_1_18 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L102] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L103] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L103] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L122] RET updateVariables() [L123] CALL step() [L47] COND TRUE \read(last_1_var_1_17) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L48] COND FALSE !(var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375))) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L54] COND FALSE !((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L61] COND TRUE ((((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9))) >= (var_1_16 - var_1_11) [L62] var_1_12 = var_1_7 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=2, var_1_8=2, var_1_9=536870911] [L64] var_1_8 = (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16))))) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=2, var_1_8=999, var_1_9=536870911] [L65] COND TRUE var_1_16 < var_1_11 [L66] var_1_13 = ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=2, var_1_8=999, var_1_9=536870911] [L70] COND FALSE !(\read(var_1_19)) [L77] var_1_1 = var_1_5 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=3, var_1_5=3, var_1_7=2, var_1_8=999, var_1_9=536870911] [L79] var_1_17 = (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18) [L123] RET step() [L124] CALL, EXPR property() [L114-L115] return ((((((var_1_19 ? ((var_1_8 >= var_1_8) ? (var_1_1 == ((double) (var_1_5 + var_1_6))) : (var_1_1 == ((double) (4.125 - var_1_7)))) : (var_1_1 == ((double) var_1_5))) && (var_1_8 == ((signed long int) (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16)))))))) && ((((((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9))) >= (var_1_16 - var_1_11)) ? (var_1_12 == ((float) var_1_7)) : 1)) && ((var_1_16 < var_1_11) ? (var_1_13 == ((float) ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f))) : (var_1_13 == ((float) (var_1_15 + ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))))))) && (((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) ? ((var_1_11 != ((((last_1_var_1_8) < (var_1_10)) ? (last_1_var_1_8) : (var_1_10)))) ? (last_1_var_1_19 ? (var_1_16 == ((signed long int) last_1_var_1_8)) : 1) : 1) : 1)) && (var_1_17 == ((unsigned char) (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18)))) && (last_1_var_1_17 ? ((var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375))) ? (var_1_19 == ((unsigned char) var_1_18)) : 1) : (var_1_19 == ((unsigned char) var_1_18))) ; [L124] RET, EXPR property() [L124] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=3, var_1_5=3, var_1_7=2, var_1_8=999, var_1_9=536870911] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=3, var_1_5=3, var_1_7=2, var_1_8=999, var_1_9=536870911] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 5, TraceHistogramMax: 13, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 351 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 320 mSDsluCounter, 667 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 440 mSDsCounter, 98 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 528 IncrementalHoareTripleChecker+Invalid, 626 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 98 mSolverCounterUnsat, 227 mSDtfsCounter, 528 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 518 GetRequests, 488 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=262occurred in iteration=4, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 86 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 512 NumberOfCodeBlocks, 512 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 505 ConstructedInterpolants, 0 QuantifiedInterpolants, 1334 SizeOfPredicates, 7 NumberOfNonLiveVariables, 950 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 1836/1872 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 [2023-11-29 00:53:12,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya --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 c98f11b22cb7f21f16458350f1cbd6d1f011c1c4c927275150c8a07b39dcf245 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:53:14,184 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:53:14,260 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 00:53:14,266 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:53:14,266 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:53:14,292 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:53:14,293 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:53:14,293 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:53:14,294 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:53:14,294 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:53:14,295 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:53:14,295 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:53:14,296 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:53:14,297 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:53:14,297 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:53:14,298 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:53:14,299 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:53:14,299 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:53:14,300 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:53:14,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:53:14,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:53:14,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:53:14,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:53:14,302 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 00:53:14,303 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 00:53:14,303 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 00:53:14,304 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:53:14,304 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:53:14,305 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:53:14,305 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:53:14,305 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:53:14,306 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:53:14,306 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:53:14,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:53:14,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:53:14,307 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:53:14,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:53:14,308 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 00:53:14,308 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 00:53:14,308 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:53:14,309 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:53:14,309 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:53:14,309 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:53:14,309 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:53:14,309 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 00:53:14,310 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c98f11b22cb7f21f16458350f1cbd6d1f011c1c4c927275150c8a07b39dcf245 [2023-11-29 00:53:14,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:53:14,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:53:14,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:53:14,605 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:53:14,605 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:53:14,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-6.i [2023-11-29 00:53:17,372 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:53:17,567 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:53:17,567 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-6.i [2023-11-29 00:53:17,577 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/data/e9792d583/70d6eaf2c81a414f9b3c5d518ec52e15/FLAG6a7900eb4 [2023-11-29 00:53:17,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/data/e9792d583/70d6eaf2c81a414f9b3c5d518ec52e15 [2023-11-29 00:53:17,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:53:17,598 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:53:17,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:53:17,599 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:53:17,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:53:17,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:17,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68ecaa0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17, skipping insertion in model container [2023-11-29 00:53:17,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:17,639 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:53:17,797 WARN L240 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_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-6.i[918,931] [2023-11-29 00:53:17,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:53:17,873 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:53:17,886 WARN L240 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_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-6.i[918,931] [2023-11-29 00:53:17,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:53:17,929 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:53:17,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17 WrapperNode [2023-11-29 00:53:17,930 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:53:17,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:53:17,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:53:17,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:53:17,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:17,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:17,983 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 122 [2023-11-29 00:53:17,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:53:17,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:53:17,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:53:17,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:53:17,997 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:17,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:18,002 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:18,017 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]. [2023-11-29 00:53:18,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:18,017 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:18,028 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:18,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:18,035 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:18,038 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:18,042 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:53:18,043 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:53:18,044 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:53:18,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:53:18,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (1/1) ... [2023-11-29 00:53:18,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:53:18,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:18,076 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:53:18,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:53:18,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:53:18,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 00:53:18,111 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:53:18,111 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:53:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:53:18,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:53:18,202 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:53:18,205 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:53:41,866 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:53:41,923 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:53:41,924 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:53:41,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:53:41 BoogieIcfgContainer [2023-11-29 00:53:41,925 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:53:41,928 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:53:41,928 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:53:41,931 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:53:41,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:53:17" (1/3) ... [2023-11-29 00:53:41,932 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72bec86b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:53:41, skipping insertion in model container [2023-11-29 00:53:41,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:17" (2/3) ... [2023-11-29 00:53:41,933 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72bec86b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:53:41, skipping insertion in model container [2023-11-29 00:53:41,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:53:41" (3/3) ... [2023-11-29 00:53:41,935 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-6.i [2023-11-29 00:53:41,961 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:53:41,961 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:53:42,007 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:53:42,014 INFO L357 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, mHoare=true, 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;@1604813b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:53:42,014 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:53:42,018 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 29 states have (on average 1.4827586206896552) internal successors, (43), 30 states have internal predecessors, (43), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-29 00:53:42,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-29 00:53:42,030 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:42,031 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:42,031 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:42,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:42,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1855021501, now seen corresponding path program 1 times [2023-11-29 00:53:42,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:53:42,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1135897511] [2023-11-29 00:53:42,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:42,051 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 [2023-11-29 00:53:42,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:53:42,053 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:53:42,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:53:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:53:42,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 00:53:42,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:53:42,961 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2023-11-29 00:53:42,961 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:53:42,961 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:53:42,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1135897511] [2023-11-29 00:53:42,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1135897511] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:53:42,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:53:42,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 00:53:42,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435549380] [2023-11-29 00:53:42,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:53:42,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 00:53:42,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:53:42,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 00:53:42,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:53:42,999 INFO L87 Difference]: Start difference. First operand has 45 states, 29 states have (on average 1.4827586206896552) internal successors, (43), 30 states have internal predecessors, (43), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) 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, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-29 00:53:47,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:53:47,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:53:47,530 INFO L93 Difference]: Finished difference Result 87 states and 149 transitions. [2023-11-29 00:53:47,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 00:53:47,652 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, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 85 [2023-11-29 00:53:47,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:53:47,659 INFO L225 Difference]: With dead ends: 87 [2023-11-29 00:53:47,659 INFO L226 Difference]: Without dead ends: 43 [2023-11-29 00:53:47,661 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 00:53:47,664 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2023-11-29 00:53:47,665 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 60 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2023-11-29 00:53:47,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2023-11-29 00:53:47,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2023-11-29 00:53:47,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 28 states have internal predecessors, (37), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-29 00:53:47,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 63 transitions. [2023-11-29 00:53:47,699 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 63 transitions. Word has length 85 [2023-11-29 00:53:47,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:53:47,699 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 63 transitions. [2023-11-29 00:53:47,699 INFO L496 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, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-29 00:53:47,699 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 63 transitions. [2023-11-29 00:53:47,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-29 00:53:47,703 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:47,703 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:47,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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)] Forceful destruction successful, exit code 0 [2023-11-29 00:53:47,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:53:47,904 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:47,905 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:47,905 INFO L85 PathProgramCache]: Analyzing trace with hash 577193791, now seen corresponding path program 1 times [2023-11-29 00:53:47,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:53:47,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1305643972] [2023-11-29 00:53:47,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:47,906 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 [2023-11-29 00:53:47,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:53:47,925 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:53:47,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:53:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:53:48,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 00:53:48,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:53:49,767 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-11-29 00:53:49,768 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:53:49,768 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:53:49,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1305643972] [2023-11-29 00:53:49,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1305643972] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:53:49,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:53:49,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:53:49,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982865515] [2023-11-29 00:53:49,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:53:49,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:53:49,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:53:49,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:53:49,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:53:49,773 INFO L87 Difference]: Start difference. First operand 43 states and 63 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2023-11-29 00:53:54,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:53:58,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:02,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:06,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:10,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:10,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:54:10,933 INFO L93 Difference]: Finished difference Result 128 states and 188 transitions. [2023-11-29 00:54:11,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:54:11,066 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 85 [2023-11-29 00:54:11,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:54:11,069 INFO L225 Difference]: With dead ends: 128 [2023-11-29 00:54:11,069 INFO L226 Difference]: Without dead ends: 86 [2023-11-29 00:54:11,070 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:54:11,071 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 52 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 27 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.1s IncrementalHoareTripleChecker+Time [2023-11-29 00:54:11,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 177 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 7 Invalid, 5 Unknown, 0 Unchecked, 21.1s Time] [2023-11-29 00:54:11,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-29 00:54:11,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 71. [2023-11-29 00:54:11,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 42 states have (on average 1.2142857142857142) internal successors, (51), 42 states have internal predecessors, (51), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-29 00:54:11,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 103 transitions. [2023-11-29 00:54:11,093 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 103 transitions. Word has length 85 [2023-11-29 00:54:11,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:54:11,094 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 103 transitions. [2023-11-29 00:54:11,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2023-11-29 00:54:11,094 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2023-11-29 00:54:11,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-29 00:54:11,096 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:54:11,096 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:54:11,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:54:11,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:54:11,297 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:54:11,297 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:54:11,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1180405971, now seen corresponding path program 1 times [2023-11-29 00:54:11,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:54:11,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1539442829] [2023-11-29 00:54:11,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:54:11,299 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 [2023-11-29 00:54:11,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:54:11,300 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:54:11,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:54:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:54:12,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:54:12,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:54:13,904 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 166 proven. 15 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2023-11-29 00:54:13,905 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:54:14,828 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-29 00:54:14,828 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:54:14,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1539442829] [2023-11-29 00:54:14,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1539442829] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:54:14,829 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:54:14,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 10 [2023-11-29 00:54:14,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330885384] [2023-11-29 00:54:14,830 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:54:14,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 00:54:14,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:54:14,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 00:54:14,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-29 00:54:14,833 INFO L87 Difference]: Start difference. First operand 71 states and 103 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 4 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2023-11-29 00:54:21,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:25,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:29,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:31,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:36,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:40,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:44,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:48,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:52,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:56,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:00,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:04,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:08,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:12,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:16,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:20,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:24,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:28,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.82s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:33,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:37,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:41,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:45,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:49,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:53,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:57,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:01,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:05,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:05,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:56:05,314 INFO L93 Difference]: Finished difference Result 212 states and 299 transitions. [2023-11-29 00:56:05,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 00:56:05,315 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 4 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) Word has length 86 [2023-11-29 00:56:05,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:56:05,319 INFO L225 Difference]: With dead ends: 212 [2023-11-29 00:56:05,319 INFO L226 Difference]: Without dead ends: 170 [2023-11-29 00:56:05,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2023-11-29 00:56:05,322 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 182 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 59 mSolverCounterUnsat, 25 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 109.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 25 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 110.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:56:05,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 202 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 242 Invalid, 25 Unknown, 0 Unchecked, 110.2s Time] [2023-11-29 00:56:05,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2023-11-29 00:56:05,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 140. [2023-11-29 00:56:05,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 87 states have (on average 1.2183908045977012) internal successors, (106), 88 states have internal predecessors, (106), 46 states have call successors, (46), 6 states have call predecessors, (46), 6 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-29 00:56:05,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 198 transitions. [2023-11-29 00:56:05,361 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 198 transitions. Word has length 86 [2023-11-29 00:56:05,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:56:05,362 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 198 transitions. [2023-11-29 00:56:05,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 4 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2023-11-29 00:56:05,363 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 198 transitions. [2023-11-29 00:56:05,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-29 00:56:05,364 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:56:05,365 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:56:05,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 00:56:05,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:56:05,566 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:56:05,566 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:56:05,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1182253013, now seen corresponding path program 1 times [2023-11-29 00:56:05,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:56:05,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1909099820] [2023-11-29 00:56:05,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:56:05,567 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 [2023-11-29 00:56:05,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:56:05,568 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:56:05,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 00:56:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:56:06,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 00:56:06,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:56:07,007 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-29 00:56:07,007 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:56:07,007 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:56:07,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1909099820] [2023-11-29 00:56:07,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1909099820] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:56:07,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:56:07,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 00:56:07,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303269281] [2023-11-29 00:56:07,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:56:07,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 00:56:07,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:56:07,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 00:56:07,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-29 00:56:07,009 INFO L87 Difference]: Start difference. First operand 140 states and 198 transitions. Second operand has 9 states, 9 states have (on average 3.3333333333333335) internal successors, (30), 8 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-29 00:56:12,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:15,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:20,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:24,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:28,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:32,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:36,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:40,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:44,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:48,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:52,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:56,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:00,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:05,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:09,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:10,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:10,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:57:10,822 INFO L93 Difference]: Finished difference Result 394 states and 536 transitions. [2023-11-29 00:57:10,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-29 00:57:10,868 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.3333333333333335) internal successors, (30), 8 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 86 [2023-11-29 00:57:10,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:57:10,872 INFO L225 Difference]: With dead ends: 394 [2023-11-29 00:57:10,872 INFO L226 Difference]: Without dead ends: 287 [2023-11-29 00:57:10,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=124, Invalid=296, Unknown=0, NotChecked=0, Total=420 [2023-11-29 00:57:10,875 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 141 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 49 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62.9s IncrementalHoareTripleChecker+Time [2023-11-29 00:57:10,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 208 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 187 Invalid, 14 Unknown, 0 Unchecked, 62.9s Time] [2023-11-29 00:57:10,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2023-11-29 00:57:10,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 285. [2023-11-29 00:57:10,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 185 states have (on average 1.1891891891891893) internal successors, (220), 187 states have internal predecessors, (220), 79 states have call successors, (79), 20 states have call predecessors, (79), 20 states have return successors, (79), 77 states have call predecessors, (79), 79 states have call successors, (79) [2023-11-29 00:57:10,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 378 transitions. [2023-11-29 00:57:10,932 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 378 transitions. Word has length 86 [2023-11-29 00:57:10,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:57:10,933 INFO L495 AbstractCegarLoop]: Abstraction has 285 states and 378 transitions. [2023-11-29 00:57:10,934 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.3333333333333335) internal successors, (30), 8 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-29 00:57:10,934 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 378 transitions. [2023-11-29 00:57:10,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-29 00:57:10,936 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:57:10,936 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:57:10,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 00:57:11,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:57:11,145 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:57:11,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:57:11,146 INFO L85 PathProgramCache]: Analyzing trace with hash -502194643, now seen corresponding path program 1 times [2023-11-29 00:57:11,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:57:11,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [618918777] [2023-11-29 00:57:11,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:57:11,146 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 [2023-11-29 00:57:11,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:57:11,147 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:57:11,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f51290f-9cc5-4c7a-9a60-01e4cb64fc44/bin/uautomizer-verify-BQ2R08f2Ya/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 (6)] Waiting until timeout for monitored process [2023-11-29 00:57:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:57:14,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-29 00:57:14,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:58:03,240 WARN L293 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:58:08,937 WARN L293 SmtUtils]: Spent 5.70s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:58:17,110 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:58:28,305 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:58:35,865 WARN L293 SmtUtils]: Spent 7.56s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:58:44,056 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:58:52,258 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:59:05,220 WARN L293 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:59:13,460 WARN L293 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:59:19,900 WARN L293 SmtUtils]: Spent 6.44s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:59:28,094 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:59:36,292 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:59:44,484 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:59:54,628 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:00:02,823 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:00:11,009 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:00:19,212 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:00:27,410 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:00:35,609 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:00:43,808 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:00:52,012 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:01:00,232 WARN L293 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:01:04,283 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 (fp.mul c_currentRoundingMode c_~last_1_var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 507.0 8.0)))) (.cse2 (fp.lt c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (and (= (_ bv0 32) (bvadd (_ bv500 32) c_~var_1_16~0)) (fp.geq c_~var_1_15~0 .cse0) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode (fp.neg c_~var_1_5~0) .cse1))) (not .cse2)) (= (bvadd (_ bv500 32) c_~last_1_var_1_16~0) (_ bv0 32)) (fp.leq c_~var_1_15~0 .cse3) (bvsle c_~var_1_9~0 (_ bv1073741823 32)) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= (_ bv1 8) c_~last_1_var_1_17~0) (bvsge c_~var_1_11~0 (_ bv1073741823 32)) (fp.geq c_~var_1_14~0 .cse0) (bvsge c_~var_1_10~0 (_ bv536870911 32)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_5~0 .cse5)))) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode c_~var_1_5~0 .cse1))) .cse2) (bvsge c_~var_1_9~0 (_ bv536870911 32)) (fp.geq c_~var_1_7~0 .cse5) (bvsle c_~var_1_10~0 (_ bv1073741823 32)) (= c_~var_1_19~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse3) (= c_~last_1_var_1_19~0 (_ bv0 8)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-11-29 01:01:08,339 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 (fp.mul c_currentRoundingMode c_~last_1_var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 507.0 8.0)))) (.cse2 (fp.lt c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (and (= (_ bv0 32) (bvadd (_ bv500 32) c_~var_1_16~0)) (fp.geq c_~var_1_15~0 .cse0) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode (fp.neg c_~var_1_5~0) .cse1))) (not .cse2)) (= (bvadd (_ bv500 32) c_~last_1_var_1_16~0) (_ bv0 32)) (fp.leq c_~var_1_15~0 .cse3) (bvsle c_~var_1_9~0 (_ bv1073741823 32)) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= (_ bv1 8) c_~last_1_var_1_17~0) (bvsge c_~var_1_11~0 (_ bv1073741823 32)) (fp.geq c_~var_1_14~0 .cse0) (bvsge c_~var_1_10~0 (_ bv536870911 32)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_5~0 .cse5)))) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode c_~var_1_5~0 .cse1))) .cse2) (bvsge c_~var_1_9~0 (_ bv536870911 32)) (fp.geq c_~var_1_7~0 .cse5) (bvsle c_~var_1_10~0 (_ bv1073741823 32)) (= c_~var_1_19~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse3) (= c_~last_1_var_1_19~0 (_ bv0 8)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-11-29 01:01:13,698 WARN L293 SmtUtils]: Spent 5.34s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:01:21,897 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:01:30,096 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:01:38,299 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:01:46,599 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:01:54,799 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:02:03,011 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:02:11,226 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:02:19,491 WARN L293 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:02:27,701 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:02:35,901 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:02:44,115 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:02:52,314 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:03:00,528 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:03:08,734 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:03:16,945 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:03:25,160 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:03:34,559 WARN L293 SmtUtils]: Spent 5.37s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:03:42,789 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:03:51,004 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:03:59,219 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:04:07,423 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:04:15,654 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:04:23,879 WARN L293 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:04:32,153 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:04:40,439 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:04:47,944 WARN L293 SmtUtils]: Spent 7.50s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:04:56,240 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:05:04,396 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:05:12,681 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:05:20,963 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:05:29,242 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:05:37,473 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:05:45,714 WARN L293 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:05:53,968 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:06:02,230 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:06:10,456 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:06:18,704 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:06:26,955 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:06:35,186 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:06:43,414 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:06:51,641 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:06:59,871 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:07:08,118 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:07:16,354 WARN L293 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:07:24,619 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:07:32,848 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:07:41,069 WARN L293 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:07:49,294 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:07:57,564 WARN L293 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:08:01,622 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 (fp.mul c_currentRoundingMode c_~last_1_var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 507.0 8.0)))) (.cse2 (fp.lt c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (and (= (_ bv0 32) (bvadd (_ bv500 32) c_~var_1_16~0)) (fp.geq c_~var_1_15~0 .cse0) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode (fp.neg c_~var_1_5~0) .cse1))) (not .cse2)) (= (bvadd (_ bv500 32) c_~last_1_var_1_16~0) (_ bv0 32)) (fp.leq c_~var_1_15~0 .cse3) (bvsle c_~var_1_9~0 (_ bv1073741823 32)) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= (_ bv1 8) c_~last_1_var_1_17~0) (bvsge c_~var_1_11~0 (_ bv1073741823 32)) (fp.geq c_~var_1_14~0 .cse0) (bvsge c_~var_1_10~0 (_ bv536870911 32)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_5~0 .cse5)))) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode c_~var_1_5~0 .cse1))) .cse2) (bvsge c_~var_1_9~0 (_ bv536870911 32)) (fp.geq c_~var_1_7~0 .cse5) (bvsle c_~var_1_10~0 (_ bv1073741823 32)) (= c_~var_1_19~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse3) (= c_~last_1_var_1_19~0 (_ bv0 8)) (= c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_7~0)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-11-29 01:08:05,679 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 (fp.mul c_currentRoundingMode c_~last_1_var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 507.0 8.0)))) (.cse2 (fp.lt c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (and (= (_ bv0 32) (bvadd (_ bv500 32) c_~var_1_16~0)) (fp.geq c_~var_1_15~0 .cse0) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode (fp.neg c_~var_1_5~0) .cse1))) (not .cse2)) (= (bvadd (_ bv500 32) c_~last_1_var_1_16~0) (_ bv0 32)) (fp.leq c_~var_1_15~0 .cse3) (bvsle c_~var_1_9~0 (_ bv1073741823 32)) (fp.leq c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= (_ bv1 8) c_~last_1_var_1_17~0) (bvsge c_~var_1_11~0 (_ bv1073741823 32)) (fp.geq c_~var_1_14~0 .cse0) (bvsge c_~var_1_10~0 (_ bv536870911 32)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse0)))) (and (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (fp.geq c_~var_1_5~0 .cse5)))) (or (not (fp.gt c_~var_1_7~0 (fp.mul c_currentRoundingMode c_~var_1_5~0 .cse1))) .cse2) (bvsge c_~var_1_9~0 (_ bv536870911 32)) (fp.geq c_~var_1_7~0 .cse5) (bvsle c_~var_1_10~0 (_ bv1073741823 32)) (= c_~var_1_19~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse3) (= c_~last_1_var_1_19~0 (_ bv0 8)) (= c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_7~0)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-11-29 01:08:13,935 WARN L293 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)