./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-29.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6b2298e95021336730f008fb9c7e8ce61acefef65c54a8c606df2ab666af9ceb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 12:25:36,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 12:25:36,335 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 12:25:36,340 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 12:25:36,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 12:25:36,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 12:25:36,362 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 12:25:36,363 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 12:25:36,364 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 12:25:36,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 12:25:36,365 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 12:25:36,365 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 12:25:36,366 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 12:25:36,366 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 12:25:36,367 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 12:25:36,367 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 12:25:36,368 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 12:25:36,368 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 12:25:36,369 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 12:25:36,369 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 12:25:36,370 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 12:25:36,371 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 12:25:36,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 12:25:36,372 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 12:25:36,372 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 12:25:36,373 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 12:25:36,373 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 12:25:36,374 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 12:25:36,374 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 12:25:36,374 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 12:25:36,375 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 12:25:36,375 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 12:25:36,375 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 12:25:36,376 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 12:25:36,376 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 12:25:36,376 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 12:25:36,376 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 12:25:36,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:25:36,377 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 12:25:36,377 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 12:25:36,377 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 12:25:36,378 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 12:25:36,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 12:25:36,378 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 12:25:36,378 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 12:25:36,378 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 12:25:36,378 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 12:25:36,379 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b2298e95021336730f008fb9c7e8ce61acefef65c54a8c606df2ab666af9ceb [2023-12-02 12:25:36,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 12:25:36,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 12:25:36,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 12:25:36,592 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 12:25:36,592 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 12:25:36,593 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-29.i [2023-12-02 12:25:39,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 12:25:39,502 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 12:25:39,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-29.i [2023-12-02 12:25:39,513 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/data/69ab9cfc8/2f4fb9f0477648c4920a0f256683b4ca/FLAG7cf8b1609 [2023-12-02 12:25:39,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/data/69ab9cfc8/2f4fb9f0477648c4920a0f256683b4ca [2023-12-02 12:25:39,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 12:25:39,529 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 12:25:39,530 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 12:25:39,530 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 12:25:39,536 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 12:25:39,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52539fac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39, skipping insertion in model container [2023-12-02 12:25:39,538 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,577 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 12:25:39,711 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_02cf81be-ef2f-4682-9761-ae557b4065d8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-29.i[915,928] [2023-12-02 12:25:39,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:25:39,782 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 12:25:39,791 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_02cf81be-ef2f-4682-9761-ae557b4065d8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-29.i[915,928] [2023-12-02 12:25:39,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:25:39,842 INFO L206 MainTranslator]: Completed translation [2023-12-02 12:25:39,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39 WrapperNode [2023-12-02 12:25:39,842 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 12:25:39,843 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 12:25:39,843 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 12:25:39,843 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 12:25:39,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,861 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,890 INFO L138 Inliner]: procedures = 26, calls = 58, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 241 [2023-12-02 12:25:39,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 12:25:39,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 12:25:39,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 12:25:39,891 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 12:25:39,900 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,902 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,903 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,911 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,918 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 12:25:39,924 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 12:25:39,924 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 12:25:39,925 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 12:25:39,925 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39" (1/1) ... [2023-12-02 12:25:39,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:25:39,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:25:39,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 12:25:39,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 12:25:39,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 12:25:39,990 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 12:25:39,990 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 12:25:39,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 12:25:39,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 12:25:39,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 12:25:40,093 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 12:25:40,095 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 12:25:40,426 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 12:25:40,617 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 12:25:40,617 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 12:25:40,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:25:40 BoogieIcfgContainer [2023-12-02 12:25:40,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 12:25:40,622 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 12:25:40,622 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 12:25:40,625 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 12:25:40,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:25:39" (1/3) ... [2023-12-02 12:25:40,626 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569c0b72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:25:40, skipping insertion in model container [2023-12-02 12:25:40,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:39" (2/3) ... [2023-12-02 12:25:40,626 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569c0b72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:25:40, skipping insertion in model container [2023-12-02 12:25:40,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:25:40" (3/3) ... [2023-12-02 12:25:40,628 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-29.i [2023-12-02 12:25:40,646 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 12:25:40,646 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 12:25:40,694 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 12:25:40,700 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=FINITE_AUTOMATA, 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;@428f964d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 12:25:40,700 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 12:25:40,704 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 30 states have (on average 1.1) internal successors, (33), 31 states have internal predecessors, (33), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2023-12-02 12:25:40,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 12:25:40,716 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:25:40,717 INFO L195 NwaCegarLoop]: trace histogram [45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:25:40,717 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:25:40,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:25:40,721 INFO L85 PathProgramCache]: Analyzing trace with hash 706496369, now seen corresponding path program 1 times [2023-12-02 12:25:40,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 12:25:40,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189294986] [2023-12-02 12:25:40,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:25:40,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 12:25:40,894 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 12:25:40,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [604967549] [2023-12-02 12:25:40,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:25:40,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:25:40,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:25:40,912 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 12:25:40,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 12:25:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 12:25:41,206 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 12:25:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 12:25:41,567 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 12:25:41,570 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 12:25:41,571 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 12:25:41,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 12:25:41,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 12:25:41,778 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 12:25:41,782 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 12:25:41,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 12:25:41 BoogieIcfgContainer [2023-12-02 12:25:41,929 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 12:25:41,929 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 12:25:41,929 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 12:25:41,930 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 12:25:41,930 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:25:40" (3/4) ... [2023-12-02 12:25:41,944 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 12:25:41,945 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 12:25:41,947 INFO L158 Benchmark]: Toolchain (without parser) took 2417.57ms. Allocated memory is still 176.2MB. Free memory was 132.6MB in the beginning and 145.6MB in the end (delta: -13.0MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. [2023-12-02 12:25:41,947 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 119.5MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 12:25:41,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.14ms. Allocated memory is still 176.2MB. Free memory was 132.6MB in the beginning and 117.6MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 12:25:41,948 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.63ms. Allocated memory is still 176.2MB. Free memory was 117.6MB in the beginning and 114.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 12:25:41,949 INFO L158 Benchmark]: Boogie Preprocessor took 32.47ms. Allocated memory is still 176.2MB. Free memory was 114.4MB in the beginning and 112.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 12:25:41,949 INFO L158 Benchmark]: RCFGBuilder took 694.67ms. Allocated memory is still 176.2MB. Free memory was 112.3MB in the beginning and 129.8MB in the end (delta: -17.5MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2023-12-02 12:25:41,950 INFO L158 Benchmark]: TraceAbstraction took 1307.14ms. Allocated memory is still 176.2MB. Free memory was 128.7MB in the beginning and 56.4MB in the end (delta: 72.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2023-12-02 12:25:41,951 INFO L158 Benchmark]: Witness Printer took 16.31ms. Allocated memory is still 176.2MB. Free memory was 56.4MB in the beginning and 145.6MB in the end (delta: -89.2MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2023-12-02 12:25:41,954 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 119.5MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.14ms. Allocated memory is still 176.2MB. Free memory was 132.6MB in the beginning and 117.6MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.63ms. Allocated memory is still 176.2MB. Free memory was 117.6MB in the beginning and 114.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.47ms. Allocated memory is still 176.2MB. Free memory was 114.4MB in the beginning and 112.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 694.67ms. Allocated memory is still 176.2MB. Free memory was 112.3MB in the beginning and 129.8MB in the end (delta: -17.5MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1307.14ms. Allocated memory is still 176.2MB. Free memory was 128.7MB in the beginning and 56.4MB in the end (delta: 72.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * Witness Printer took 16.31ms. Allocated memory is still 176.2MB. Free memory was 56.4MB in the beginning and 145.6MB in the end (delta: -89.2MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someUnaryDOUBLEoperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryArithmeticFLOAToperation at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_6 = 0; [L24] unsigned char var_1_7 = 0; [L25] signed short int var_1_8 = 0; [L26] signed short int var_1_9 = 0; [L27] signed short int var_1_10 = 8; [L28] signed char var_1_11 = 1; [L29] signed char var_1_12 = 32; [L30] signed char var_1_13 = -2; [L31] signed char var_1_14 = 8; [L32] signed char var_1_15 = 0; [L33] signed char var_1_16 = 10; [L34] signed char var_1_17 = 32; [L35] unsigned char var_1_18 = 0; [L36] signed char var_1_19 = -1; [L37] signed short int var_1_20 = 100; [L38] signed short int var_1_22 = 29265; [L39] float var_1_23 = 31.6; [L40] float var_1_24 = 9.2; [L41] float var_1_25 = 15.6; [L42] float var_1_26 = 25.25; [L43] unsigned long int var_1_27 = 256; [L44] double var_1_29 = 15.86; [L45] double var_1_30 = 64.25; [L46] signed short int var_1_31 = 10; [L47] unsigned char var_1_32 = 0; [L48] unsigned char var_1_33 = 0; [L49] signed short int var_1_34 = 16; [L50] signed short int var_1_35 = 8; [L51] signed short int var_1_36 = 1000; [L52] unsigned char var_1_37 = 0; [L53] signed short int var_1_38 = -1; [L54] unsigned char var_1_39 = 0; [L55] unsigned char var_1_40 = 1; [L56] double var_1_41 = 999999.644; [L57] unsigned long int var_1_42 = 2718193706; [L58] unsigned char var_1_43 = 10; [L59] unsigned char var_1_44 = 0; [L60] signed short int var_1_45 = 10000; [L61] unsigned long int var_1_46 = 25; [L202] isInitial = 1 [L203] FCALL initially() [L204] COND TRUE 1 [L205] FCALL updateLastVariables() [L206] CALL updateVariables() [L125] var_1_6 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_7=0, var_1_8=0, var_1_9=0] [L127] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L128] var_1_7 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L130] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L131] var_1_9 = __VERIFIER_nondet_short() [L132] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L133] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L134] var_1_10 = __VERIFIER_nondet_short() [L135] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L136] CALL assume_abort_if_not(var_1_10 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_10 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L137] var_1_12 = __VERIFIER_nondet_char() [L138] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L139] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L140] var_1_13 = __VERIFIER_nondet_char() [L141] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L142] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L143] var_1_14 = __VERIFIER_nondet_char() [L144] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L145] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L146] var_1_15 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L148] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L149] var_1_16 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L151] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L152] var_1_17 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L154] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L155] var_1_19 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_19 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_19 >= -128) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L157] CALL assume_abort_if_not(var_1_19 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_19 <= 127) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L158] CALL assume_abort_if_not(var_1_19 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_19 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L159] var_1_22 = __VERIFIER_nondet_short() [L160] CALL assume_abort_if_not(var_1_22 >= 16382) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_22 >= 16382) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L161] CALL assume_abort_if_not(var_1_22 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_22 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L162] var_1_24 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L164] var_1_25 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L166] var_1_26 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L168] var_1_30 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=0, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L170] var_1_32 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L172] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=0, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L173] var_1_33 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L175] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=16, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L176] var_1_34 = __VERIFIER_nondet_short() [L177] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L178] CALL assume_abort_if_not(var_1_34 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_34 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L179] var_1_35 = __VERIFIER_nondet_short() [L180] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L181] CALL assume_abort_if_not(var_1_35 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_35 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1000, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L182] var_1_36 = __VERIFIER_nondet_short() [L183] CALL assume_abort_if_not(var_1_36 >= -32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_36 >= -32766) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L184] CALL assume_abort_if_not(var_1_36 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_36 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L185] var_1_40 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_40 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_40 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L187] CALL assume_abort_if_not(var_1_40 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_40 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2718193706, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L188] var_1_42 = __VERIFIER_nondet_ulong() [L189] CALL assume_abort_if_not(var_1_42 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2147483647, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_42 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2147483647, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L190] CALL assume_abort_if_not(var_1_42 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2147483647, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_42 <= 4294967295) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2147483647, var_1_43=10, var_1_44=0, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L191] var_1_44 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2147483647, var_1_43=10, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2147483647, var_1_43=10, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L193] CALL assume_abort_if_not(var_1_44 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2147483647, var_1_43=10, var_1_44=254, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_44 <= 254) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-128, var_1_1=0, var_1_20=100, var_1_22=32766, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=0, var_1_38=-1, var_1_39=0, var_1_40=1, var_1_41=249999911/250, var_1_42=2147483647, var_1_43=10, var_1_44=254, var_1_45=10000, var_1_46=25, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=32766] [L206] RET updateVariables() [L207] CALL step() [L65] var_1_29 = var_1_30 [L66] COND TRUE var_1_32 && var_1_33 [L67] var_1_31 = ((((((((var_1_34 - var_1_35)) > (((((var_1_36) < 0 ) ? -(var_1_36) : (var_1_36))))) ? ((var_1_34 - var_1_35)) : (((((var_1_36) < 0 ) ? -(var_1_36) : (var_1_36)))))) < 0 ) ? -(((((var_1_34 - var_1_35)) > (((((var_1_36) < 0 ) ? -(var_1_36) : (var_1_36))))) ? ((var_1_34 - var_1_35)) : (((((var_1_36) < 0 ) ? -(var_1_36) : (var_1_36)))))) : (((((var_1_34 - var_1_35)) > (((((var_1_36) < 0 ) ? -(var_1_36) : (var_1_36))))) ? ((var_1_34 - var_1_35)) : (((((var_1_36) < 0 ) ? -(var_1_36) : (var_1_36)))))))) [L71] var_1_37 = 1 [L72] var_1_38 = (((((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))) < 0 ) ? -((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))) : ((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))))) [L73] var_1_39 = var_1_40 [L74] COND FALSE !((var_1_42 - var_1_34) < var_1_35) [L81] var_1_43 = var_1_44 [L82] var_1_45 = -500 [L83] var_1_46 = var_1_43 [L84] var_1_8 = (var_1_9 - (2 + var_1_10)) [L85] COND TRUE var_1_22 != var_1_12 [L86] COND FALSE !(var_1_10 <= var_1_17) [L92] COND FALSE !(! ((var_1_9 - var_1_22) > var_1_12)) [L95] COND TRUE var_1_23 == var_1_23 [L96] COND TRUE var_1_15 >= (var_1_27 / var_1_19) [L97] var_1_18 = var_1_7 [L100] COND TRUE (- ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))) > (1.625 * var_1_23) [L101] var_1_20 = ((var_1_22 - (var_1_16 + var_1_15)) - var_1_10) [L105] COND TRUE \read(var_1_18) [L106] var_1_1 = (((-128 <= var_1_20) || (var_1_23 >= var_1_23)) && var_1_6) [L110] COND FALSE !(\read(var_1_1)) [L113] COND TRUE var_1_27 >= var_1_14 [L114] var_1_11 = ((var_1_15 + var_1_16) - var_1_17) [L207] RET step() [L208] CALL, EXPR property() [L198-L199] return ((((((var_1_18 ? (var_1_1 == ((unsigned char) (((-128 <= var_1_20) || (var_1_23 >= var_1_23)) && var_1_6))) : (var_1_1 == ((unsigned char) var_1_7))) && (var_1_8 == ((signed short int) (var_1_9 - (2 + var_1_10))))) && (var_1_1 ? (var_1_11 == ((signed char) (var_1_12 + ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) : ((var_1_27 >= var_1_14) ? (var_1_11 == ((signed char) ((var_1_15 + var_1_16) - var_1_17))) : (var_1_7 ? (var_1_11 == ((signed char) var_1_16)) : (var_1_11 == ((signed char) var_1_12)))))) && ((var_1_23 == var_1_23) ? ((var_1_15 >= (var_1_27 / var_1_19)) ? (var_1_18 == ((unsigned char) var_1_7)) : 1) : 1)) && (((- ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))) > (1.625 * var_1_23)) ? (var_1_20 == ((signed short int) ((var_1_22 - (var_1_16 + var_1_15)) - var_1_10))) : (var_1_20 == ((signed short int) var_1_19)))) && ((var_1_22 != var_1_12) ? ((var_1_10 <= var_1_17) ? (var_1_23 == ((float) (var_1_24 + ((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26)))))) : 1) : (var_1_23 == ((float) var_1_25)))) && ((! ((var_1_9 - var_1_22) > var_1_12)) ? (var_1_27 == ((unsigned long int) var_1_15)) : 1) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-128, var_1_1=0, var_1_20=32765, var_1_22=32766, var_1_23=158/5, var_1_25=0, var_1_27=256, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=249999911/250, var_1_42=2147483647, var_1_43=254, var_1_44=254, var_1_45=-500, var_1_46=254, var_1_6=0, var_1_7=1, var_1_8=32763, var_1_9=32766] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=-1, var_1_13=63, var_1_14=63, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-128, var_1_1=0, var_1_20=32765, var_1_22=32766, var_1_23=158/5, var_1_25=0, var_1_27=256, var_1_29=2, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=0, var_1_39=1, var_1_40=1, var_1_41=249999911/250, var_1_42=2147483647, var_1_43=254, var_1_44=254, var_1_45=-500, var_1_46=254, var_1_6=0, var_1_7=1, var_1_8=32763, var_1_9=32766] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 45, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=78occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 163 NumberOfCodeBlocks, 163 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 12:25:41,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6b2298e95021336730f008fb9c7e8ce61acefef65c54a8c606df2ab666af9ceb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 12:25:43,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 12:25:43,914 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 12:25:43,920 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 12:25:43,920 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 12:25:43,948 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 12:25:43,949 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 12:25:43,949 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 12:25:43,950 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 12:25:43,950 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 12:25:43,951 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 12:25:43,951 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 12:25:43,952 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 12:25:43,952 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 12:25:43,953 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 12:25:43,953 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 12:25:43,954 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 12:25:43,955 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 12:25:43,955 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 12:25:43,956 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 12:25:43,957 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 12:25:43,957 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 12:25:43,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 12:25:43,958 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 12:25:43,958 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 12:25:43,959 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 12:25:43,959 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 12:25:43,960 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 12:25:43,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 12:25:43,960 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 12:25:43,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 12:25:43,961 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 12:25:43,962 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 12:25:43,962 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 12:25:43,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:25:43,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 12:25:43,963 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 12:25:43,963 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 12:25:43,963 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 12:25:43,963 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 12:25:43,963 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 12:25:43,964 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 12:25:43,964 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 12:25:43,964 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 12:25:43,964 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b2298e95021336730f008fb9c7e8ce61acefef65c54a8c606df2ab666af9ceb [2023-12-02 12:25:44,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 12:25:44,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 12:25:44,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 12:25:44,289 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 12:25:44,289 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 12:25:44,290 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-29.i [2023-12-02 12:25:47,056 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 12:25:47,260 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 12:25:47,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-29.i [2023-12-02 12:25:47,271 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/data/e0109de69/99695739cb194683b0f0abcd50e22394/FLAGfceaa1b25 [2023-12-02 12:25:47,283 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/data/e0109de69/99695739cb194683b0f0abcd50e22394 [2023-12-02 12:25:47,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 12:25:47,286 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 12:25:47,287 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 12:25:47,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 12:25:47,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 12:25:47,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d6f647 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47, skipping insertion in model container [2023-12-02 12:25:47,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,325 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 12:25:47,446 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_02cf81be-ef2f-4682-9761-ae557b4065d8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-29.i[915,928] [2023-12-02 12:25:47,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:25:47,527 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 12:25:47,537 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_02cf81be-ef2f-4682-9761-ae557b4065d8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-29.i[915,928] [2023-12-02 12:25:47,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:25:47,589 INFO L206 MainTranslator]: Completed translation [2023-12-02 12:25:47,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47 WrapperNode [2023-12-02 12:25:47,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 12:25:47,590 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 12:25:47,591 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 12:25:47,591 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 12:25:47,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,648 INFO L138 Inliner]: procedures = 27, calls = 58, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 228 [2023-12-02 12:25:47,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 12:25:47,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 12:25:47,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 12:25:47,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 12:25:47,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,664 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,665 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,678 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,683 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,687 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,689 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,695 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 12:25:47,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 12:25:47,696 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 12:25:47,696 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 12:25:47,697 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47" (1/1) ... [2023-12-02 12:25:47,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:25:47,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:25:47,728 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 12:25:47,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 12:25:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 12:25:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 12:25:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 12:25:47,766 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 12:25:47,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 12:25:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 12:25:47,857 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 12:25:47,860 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 12:25:49,579 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 12:25:49,628 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 12:25:49,628 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 12:25:49,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:25:49 BoogieIcfgContainer [2023-12-02 12:25:49,629 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 12:25:49,632 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 12:25:49,632 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 12:25:49,636 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 12:25:49,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:25:47" (1/3) ... [2023-12-02 12:25:49,637 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7826dd40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:25:49, skipping insertion in model container [2023-12-02 12:25:49,637 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:25:47" (2/3) ... [2023-12-02 12:25:49,637 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7826dd40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:25:49, skipping insertion in model container [2023-12-02 12:25:49,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:25:49" (3/3) ... [2023-12-02 12:25:49,639 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-29.i [2023-12-02 12:25:49,669 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 12:25:49,669 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 12:25:49,712 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 12:25:49,717 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=FINITE_AUTOMATA, 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;@6f5a0993, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 12:25:49,717 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 12:25:49,721 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 50 states have internal predecessors, (67), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2023-12-02 12:25:49,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-02 12:25:49,739 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:25:49,740 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:25:49,740 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:25:49,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:25:49,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1211920717, now seen corresponding path program 1 times [2023-12-02 12:25:49,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:25:49,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1128900810] [2023-12-02 12:25:49,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:25:49,760 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 [2023-12-02 12:25:49,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:25:49,764 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 12:25:49,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 12:25:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:25:50,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 12:25:50,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:25:50,272 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 1624 proven. 0 refuted. 0 times theorem prover too weak. 2336 trivial. 0 not checked. [2023-12-02 12:25:50,273 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 12:25:50,273 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:25:50,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1128900810] [2023-12-02 12:25:50,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1128900810] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:25:50,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 12:25:50,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 12:25:50,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440010882] [2023-12-02 12:25:50,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:25:50,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 12:25:50,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:25:50,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 12:25:50,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 12:25:50,309 INFO L87 Difference]: Start difference. First operand has 97 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 50 states have internal predecessors, (67), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2023-12-02 12:25:52,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 12:25:52,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:25:52,059 INFO L93 Difference]: Finished difference Result 191 states and 357 transitions. [2023-12-02 12:25:52,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 12:25:52,089 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 264 [2023-12-02 12:25:52,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:25:52,096 INFO L225 Difference]: With dead ends: 191 [2023-12-02 12:25:52,096 INFO L226 Difference]: Without dead ends: 95 [2023-12-02 12:25:52,099 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 263 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 12:25:52,102 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-02 12:25:52,103 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 149 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-02 12:25:52,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-12-02 12:25:52,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-12-02 12:25:52,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 48 states have (on average 1.2916666666666667) internal successors, (62), 48 states have internal predecessors, (62), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2023-12-02 12:25:52,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 152 transitions. [2023-12-02 12:25:52,159 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 152 transitions. Word has length 264 [2023-12-02 12:25:52,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:25:52,160 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 152 transitions. [2023-12-02 12:25:52,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2023-12-02 12:25:52,161 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 152 transitions. [2023-12-02 12:25:52,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-02 12:25:52,167 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:25:52,168 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:25:52,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 12:25:52,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 12:25:52,369 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:25:52,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:25:52,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1912570617, now seen corresponding path program 1 times [2023-12-02 12:25:52,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:25:52,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [143023100] [2023-12-02 12:25:52,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:25:52,371 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 [2023-12-02 12:25:52,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:25:52,372 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 12:25:52,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 12:25:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:25:52,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 12:25:52,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:25:53,297 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 2022 proven. 63 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2023-12-02 12:25:53,298 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:25:53,366 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:25:53,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [143023100] [2023-12-02 12:25:53,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [143023100] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:25:53,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [456888141] [2023-12-02 12:25:53,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:25:53,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 12:25:53,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 12:25:53,405 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 12:25:53,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 12:25:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:25:53,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 12:25:53,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:25:54,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2023-12-02 12:25:54,752 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 12:25:54,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [456888141] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:25:54,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 12:25:54,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2023-12-02 12:25:54,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569568794] [2023-12-02 12:25:54,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:25:54,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 12:25:54,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:25:54,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 12:25:54,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-12-02 12:25:54,757 INFO L87 Difference]: Start difference. First operand 95 states and 152 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2023-12-02 12:25:55,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:25:55,762 INFO L93 Difference]: Finished difference Result 283 states and 454 transitions. [2023-12-02 12:25:55,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 12:25:55,762 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) Word has length 264 [2023-12-02 12:25:55,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:25:55,767 INFO L225 Difference]: With dead ends: 283 [2023-12-02 12:25:55,767 INFO L226 Difference]: Without dead ends: 189 [2023-12-02 12:25:55,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 541 GetRequests, 536 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-12-02 12:25:55,769 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 23 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-02 12:25:55,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 294 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-02 12:25:55,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2023-12-02 12:25:55,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 187. [2023-12-02 12:25:55,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 94 states have (on average 1.2872340425531914) internal successors, (121), 94 states have internal predecessors, (121), 90 states have call successors, (90), 2 states have call predecessors, (90), 2 states have return successors, (90), 90 states have call predecessors, (90), 90 states have call successors, (90) [2023-12-02 12:25:55,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 301 transitions. [2023-12-02 12:25:55,815 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 301 transitions. Word has length 264 [2023-12-02 12:25:55,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:25:55,817 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 301 transitions. [2023-12-02 12:25:55,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2023-12-02 12:25:55,818 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 301 transitions. [2023-12-02 12:25:55,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-02 12:25:55,823 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:25:55,824 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:25:55,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 12:25:56,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-12-02 12:25:56,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 12:25:56,227 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:25:56,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:25:56,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1914417659, now seen corresponding path program 1 times [2023-12-02 12:25:56,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:25:56,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1441491101] [2023-12-02 12:25:56,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:25:56,230 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 [2023-12-02 12:25:56,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:25:56,231 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 12:25:56,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 12:25:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:25:56,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 12:25:56,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:25:56,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 2022 proven. 63 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2023-12-02 12:25:56,983 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:25:57,051 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:25:57,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1441491101] [2023-12-02 12:25:57,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1441491101] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:25:57,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1644245816] [2023-12-02 12:25:57,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:25:57,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 12:25:57,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 12:25:57,054 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 12:25:57,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 12:25:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:25:58,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 12:25:58,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:25:58,143 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2023-12-02 12:25:58,143 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 12:25:58,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1644245816] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:25:58,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 12:25:58,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-12-02 12:25:58,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151814615] [2023-12-02 12:25:58,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:25:58,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 12:25:58,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:25:58,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 12:25:58,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-12-02 12:25:58,146 INFO L87 Difference]: Start difference. First operand 187 states and 301 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2023-12-02 12:25:59,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:25:59,940 INFO L93 Difference]: Finished difference Result 557 states and 897 transitions. [2023-12-02 12:25:59,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 12:25:59,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) Word has length 264 [2023-12-02 12:25:59,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:25:59,949 INFO L225 Difference]: With dead ends: 557 [2023-12-02 12:25:59,949 INFO L226 Difference]: Without dead ends: 371 [2023-12-02 12:25:59,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 541 GetRequests, 536 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-12-02 12:25:59,952 INFO L413 NwaCegarLoop]: 279 mSDtfsCounter, 144 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-12-02 12:25:59,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 421 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-12-02 12:25:59,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2023-12-02 12:26:00,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 369. [2023-12-02 12:26:00,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 184 states have (on average 1.2608695652173914) internal successors, (232), 184 states have internal predecessors, (232), 180 states have call successors, (180), 4 states have call predecessors, (180), 4 states have return successors, (180), 180 states have call predecessors, (180), 180 states have call successors, (180) [2023-12-02 12:26:00,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 592 transitions. [2023-12-02 12:26:00,010 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 592 transitions. Word has length 264 [2023-12-02 12:26:00,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:26:00,011 INFO L495 AbstractCegarLoop]: Abstraction has 369 states and 592 transitions. [2023-12-02 12:26:00,012 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2023-12-02 12:26:00,012 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 592 transitions. [2023-12-02 12:26:00,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-02 12:26:00,016 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:26:00,016 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:26:00,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 12:26:00,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 12:26:00,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 12:26:00,424 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:26:00,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:26:00,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1971675961, now seen corresponding path program 1 times [2023-12-02 12:26:00,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:26:00,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [356689120] [2023-12-02 12:26:00,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:26:00,426 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 [2023-12-02 12:26:00,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:26:00,427 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 12:26:00,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (7)] Waiting until timeout for monitored process [2023-12-02 12:26:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:26:00,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 12:26:00,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:26:01,198 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 2022 proven. 63 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2023-12-02 12:26:01,198 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:26:01,256 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:26:01,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [356689120] [2023-12-02 12:26:01,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [356689120] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:26:01,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2142186956] [2023-12-02 12:26:01,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:26:01,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 12:26:01,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 12:26:01,258 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 12:26:01,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 12:26:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:26:02,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 12:26:02,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:26:05,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 1968 proven. 54 refuted. 0 times theorem prover too weak. 1938 trivial. 0 not checked. [2023-12-02 12:26:05,358 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:26:05,805 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 78 proven. 54 refuted. 0 times theorem prover too weak. 3828 trivial. 0 not checked. [2023-12-02 12:26:05,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2142186956] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:26:05,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [819414537] [2023-12-02 12:26:05,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:26:05,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:26:05,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:26:05,807 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 12:26:05,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-02 12:26:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:26:06,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 12:26:06,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:26:06,335 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 2022 proven. 63 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2023-12-02 12:26:06,336 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:26:06,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [819414537] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:26:06,368 INFO L185 FreeRefinementEngine]: Found 0 perfect and 4 imperfect interpolant sequences. [2023-12-02 12:26:06,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6, 5] total 11 [2023-12-02 12:26:06,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658050695] [2023-12-02 12:26:06,369 INFO L85 oduleStraightlineAll]: Using 4 imperfect interpolants to construct interpolant automaton [2023-12-02 12:26:06,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-02 12:26:06,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:26:06,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-02 12:26:06,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-12-02 12:26:06,372 INFO L87 Difference]: Start difference. First operand 369 states and 592 transitions. Second operand has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 11 states have internal predecessors, (92), 4 states have call successors, (84), 3 states have call predecessors, (84), 5 states have return successors, (86), 4 states have call predecessors, (86), 4 states have call successors, (86) [2023-12-02 12:26:15,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 12:26:20,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:26:20,800 INFO L93 Difference]: Finished difference Result 989 states and 1540 transitions. [2023-12-02 12:26:20,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-12-02 12:26:20,802 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 11 states have internal predecessors, (92), 4 states have call successors, (84), 3 states have call predecessors, (84), 5 states have return successors, (86), 4 states have call predecessors, (86), 4 states have call successors, (86) Word has length 264 [2023-12-02 12:26:20,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:26:20,808 INFO L225 Difference]: With dead ends: 989 [2023-12-02 12:26:20,808 INFO L226 Difference]: Without dead ends: 621 [2023-12-02 12:26:20,811 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1113 GetRequests, 1075 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 388 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=417, Invalid=1143, Unknown=0, NotChecked=0, Total=1560 [2023-12-02 12:26:20,812 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 483 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 423 mSolverCounterSat, 693 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 693 IncrementalHoareTripleChecker+Valid, 423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2023-12-02 12:26:20,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [484 Valid, 360 Invalid, 1116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [693 Valid, 423 Invalid, 0 Unknown, 0 Unchecked, 11.5s Time] [2023-12-02 12:26:20,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2023-12-02 12:26:20,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 405. [2023-12-02 12:26:20,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 212 states have (on average 1.2169811320754718) internal successors, (258), 212 states have internal predecessors, (258), 180 states have call successors, (180), 12 states have call predecessors, (180), 12 states have return successors, (180), 180 states have call predecessors, (180), 180 states have call successors, (180) [2023-12-02 12:26:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 618 transitions. [2023-12-02 12:26:20,918 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 618 transitions. Word has length 264 [2023-12-02 12:26:20,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:26:20,919 INFO L495 AbstractCegarLoop]: Abstraction has 405 states and 618 transitions. [2023-12-02 12:26:20,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 11 states have internal predecessors, (92), 4 states have call successors, (84), 3 states have call predecessors, (84), 5 states have return successors, (86), 4 states have call predecessors, (86), 4 states have call successors, (86) [2023-12-02 12:26:20,919 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 618 transitions. [2023-12-02 12:26:20,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-02 12:26:20,923 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:26:20,923 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:26:20,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 12:26:21,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-12-02 12:26:21,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (7)] Ended with exit code 0 [2023-12-02 12:26:21,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 12:26:21,532 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:26:21,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:26:21,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1812680286, now seen corresponding path program 1 times [2023-12-02 12:26:21,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:26:21,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1490354315] [2023-12-02 12:26:21,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:26:21,534 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 [2023-12-02 12:26:21,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:26:21,534 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 12:26:21,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Waiting until timeout for monitored process [2023-12-02 12:26:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:26:21,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 12:26:21,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:26:38,218 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse3 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse0 (fp.neg .cse3)) (.cse1 (fp.neg .cse2))) (or (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse0) (fp.geq ~var_1_24~0 .cse1) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse2) (fp.geq ~var_1_26~0 .cse3) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse0) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse3) (fp.leq ~var_1_24~0 .cse2))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse0) (fp.geq ~var_1_24~0 .cse1) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse2) (fp.geq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse3) (fp.leq ~var_1_24~0 .cse2) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse0) (fp.geq ~var_1_26~0 .cse1) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse3) (fp.leq ~var_1_24~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse2) (fp.geq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse0) (fp.geq ~var_1_24~0 .cse1) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse0) (fp.geq ~var_1_26~0 .cse1) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse3) (fp.leq ~var_1_24~0 .cse2) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse2) (fp.geq ~var_1_26~0 .cse3) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse0) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse0) (fp.geq ~var_1_24~0 .cse1)))))) is different from true [2023-12-02 12:26:44,757 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 2085 proven. 105 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-02 12:26:44,757 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:26:54,549 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:26:54,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1490354315] [2023-12-02 12:26:54,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1490354315] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:26:54,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1368491491] [2023-12-02 12:26:54,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:26:54,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 12:26:54,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 12:26:54,551 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 12:26:54,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-02 12:26:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:26:55,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 12:26:55,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:27:15,043 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 2085 proven. 105 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-02 12:27:15,043 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:27:19,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1368491491] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:27:19,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1860101680] [2023-12-02 12:27:19,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:27:19,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:27:19,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:27:19,376 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 12:27:19,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-12-02 12:27:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:27:20,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 12:27:20,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:27:50,414 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (let ((.cse4 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (fp.leq ~var_1_25~0 .cse3) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))))))) is different from true [2023-12-02 12:27:56,964 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))))) is different from true [2023-12-02 12:28:01,143 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 2038 proven. 153 refuted. 0 times theorem prover too weak. 1769 trivial. 0 not checked. [2023-12-02 12:28:01,144 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:29:18,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1860101680] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:29:18,702 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 12:29:18,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 13] total 15 [2023-12-02 12:29:18,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129779895] [2023-12-02 12:29:18,702 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 12:29:18,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-02 12:29:18,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:29:18,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-02 12:29:18,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=202, Unknown=15, NotChecked=96, Total=380 [2023-12-02 12:29:18,704 INFO L87 Difference]: Start difference. First operand 405 states and 618 transitions. Second operand has 16 states, 16 states have (on average 5.0) internal successors, (80), 15 states have internal predecessors, (80), 5 states have call successors, (63), 5 states have call predecessors, (63), 7 states have return successors, (64), 5 states have call predecessors, (64), 5 states have call successors, (64) [2023-12-02 12:29:37,095 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse7 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse0 (fp.neg .cse2)) (.cse1 (fp.neg .cse3)) (.cse4 (fp.neg .cse7)) (.cse5 (fp.neg .cse6))) (and (or (and (fp.leq c_~var_1_25~0 .cse0) (fp.geq c_~var_1_25~0 .cse1)) (and (fp.geq c_~var_1_25~0 .cse2) (fp.leq c_~var_1_25~0 .cse3))) (or (and (fp.geq c_~var_1_26~0 .cse2) (fp.leq c_~var_1_26~0 .cse3)) (and (fp.leq c_~var_1_26~0 .cse0) (fp.geq c_~var_1_26~0 .cse1))) (or (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (fp.geq ~var_1_26~0 .cse7) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse5) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse7) (fp.leq ~var_1_24~0 .cse6))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (fp.geq ~var_1_26~0 .cse7) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (fp.leq ~var_1_24~0 .cse6) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (fp.geq ~var_1_26~0 .cse5) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (fp.leq ~var_1_24~0 .cse6) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (fp.geq ~var_1_26~0 .cse7) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (fp.geq ~var_1_26~0 .cse5) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (fp.leq ~var_1_24~0 .cse6) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (fp.geq ~var_1_26~0 .cse7) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse5) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5)))) (or (and (fp.leq c_~var_1_24~0 .cse3) (fp.geq c_~var_1_24~0 .cse2)) (and (fp.leq c_~var_1_24~0 .cse0) (fp.geq c_~var_1_24~0 .cse1))) (let ((.cse8 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (fp.geq ~var_1_26~0 .cse5))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse7) (fp.leq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse6))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse7) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse4))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse6))) (fp.geq ~var_1_25~0 .cse5) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse5) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse4))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse7) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse6))) (fp.leq ~var_1_25~0 .cse6))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse7) (fp.leq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5))) .cse8)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse5) (fp.leq ~var_1_25~0 .cse4) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (fp.geq ~var_1_26~0 .cse7) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse5) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse5) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse4))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse7) (fp.leq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse7) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse7) (fp.leq ~var_1_24~0 .cse6))) (fp.leq ~var_1_25~0 .cse4))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse7) (fp.leq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse7) (fp.leq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse6))) .cse8)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (fp.geq ~var_1_26~0 .cse7) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse7) (fp.leq ~var_1_24~0 .cse6))) (fp.leq ~var_1_25~0 .cse4))))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 12:29:39,252 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (and (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))) (or (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))))) is different from false [2023-12-02 12:29:41,259 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (and (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))) (or (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))))) is different from true [2023-12-02 12:29:42,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 12:29:46,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:29:46,212 INFO L93 Difference]: Finished difference Result 1035 states and 1567 transitions. [2023-12-02 12:29:46,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-12-02 12:29:46,217 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.0) internal successors, (80), 15 states have internal predecessors, (80), 5 states have call successors, (63), 5 states have call predecessors, (63), 7 states have return successors, (64), 5 states have call predecessors, (64), 5 states have call successors, (64) Word has length 265 [2023-12-02 12:29:46,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:29:46,221 INFO L225 Difference]: With dead ends: 1035 [2023-12-02 12:29:46,221 INFO L226 Difference]: Without dead ends: 631 [2023-12-02 12:29:46,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 942 GetRequests, 916 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 78.7s TimeCoverageRelationStatistics Valid=142, Invalid=361, Unknown=23, NotChecked=230, Total=756 [2023-12-02 12:29:46,223 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 74 mSDsluCounter, 542 mSDsCounter, 0 mSdLazyCounter, 511 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 1500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 974 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-12-02 12:29:46,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 651 Invalid, 1500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 511 Invalid, 0 Unknown, 974 Unchecked, 6.6s Time] [2023-12-02 12:29:46,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2023-12-02 12:29:46,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 623. [2023-12-02 12:29:46,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 623 states, 330 states have (on average 1.215151515151515) internal successors, (401), 330 states have internal predecessors, (401), 270 states have call successors, (270), 22 states have call predecessors, (270), 22 states have return successors, (270), 270 states have call predecessors, (270), 270 states have call successors, (270) [2023-12-02 12:29:46,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 941 transitions. [2023-12-02 12:29:46,380 INFO L78 Accepts]: Start accepts. Automaton has 623 states and 941 transitions. Word has length 265 [2023-12-02 12:29:46,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:29:46,381 INFO L495 AbstractCegarLoop]: Abstraction has 623 states and 941 transitions. [2023-12-02 12:29:46,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.0) internal successors, (80), 15 states have internal predecessors, (80), 5 states have call successors, (63), 5 states have call predecessors, (63), 7 states have return successors, (64), 5 states have call predecessors, (64), 5 states have call successors, (64) [2023-12-02 12:29:46,382 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 941 transitions. [2023-12-02 12:29:46,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-02 12:29:46,384 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:29:46,384 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:29:46,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-12-02 12:29:46,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Ended with exit code 0 [2023-12-02 12:29:46,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-02 12:29:46,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 12:29:46,986 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:29:46,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:29:46,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1003333660, now seen corresponding path program 1 times [2023-12-02 12:29:46,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:29:46,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2059179116] [2023-12-02 12:29:46,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:29:46,987 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 [2023-12-02 12:29:46,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:29:46,988 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 12:29:46,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (13)] Waiting until timeout for monitored process [2023-12-02 12:29:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:29:47,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 12:29:47,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:30:04,137 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse3 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse0 (fp.neg .cse3)) (.cse1 (fp.neg .cse2))) (or (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse0) (fp.geq ~var_1_24~0 .cse1) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse2) (fp.geq ~var_1_26~0 .cse3) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse0) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse3) (fp.leq ~var_1_24~0 .cse2))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse0) (fp.geq ~var_1_24~0 .cse1) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse2) (fp.geq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse3) (fp.leq ~var_1_24~0 .cse2) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse0) (fp.geq ~var_1_26~0 .cse1) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse3) (fp.leq ~var_1_24~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse2) (fp.geq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse0) (fp.geq ~var_1_24~0 .cse1) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse0) (fp.geq ~var_1_26~0 .cse1) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse3) (fp.leq ~var_1_24~0 .cse2) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse2) (fp.geq ~var_1_26~0 .cse3) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse0) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse0) (fp.geq ~var_1_24~0 .cse1)))))) is different from true [2023-12-02 12:30:11,108 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 2085 proven. 105 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-02 12:30:11,108 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:30:23,843 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:30:23,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2059179116] [2023-12-02 12:30:23,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2059179116] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:30:23,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2002954612] [2023-12-02 12:30:23,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:30:23,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 12:30:23,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 12:30:23,845 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 12:30:23,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-02 12:30:25,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:30:25,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 12:30:25,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:30:49,581 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 2085 proven. 105 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-02 12:30:49,581 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:30:56,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2002954612] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:30:56,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125346889] [2023-12-02 12:30:56,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:30:56,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:30:56,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:30:56,084 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 12:30:56,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-12-02 12:30:56,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:30:56,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 12:30:56,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:31:34,682 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (let ((.cse4 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (fp.leq ~var_1_25~0 .cse3) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))))))) is different from true [2023-12-02 12:31:42,812 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))))) is different from true [2023-12-02 12:31:46,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 2038 proven. 153 refuted. 0 times theorem prover too weak. 1769 trivial. 0 not checked. [2023-12-02 12:31:46,959 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:33:25,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [125346889] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:33:25,631 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 12:33:25,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 13] total 15 [2023-12-02 12:33:25,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071877407] [2023-12-02 12:33:25,631 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 12:33:25,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-02 12:33:25,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:33:25,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-02 12:33:25,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=201, Unknown=18, NotChecked=96, Total=380 [2023-12-02 12:33:25,634 INFO L87 Difference]: Start difference. First operand 623 states and 941 transitions. Second operand has 16 states, 16 states have (on average 5.0) internal successors, (80), 15 states have internal predecessors, (80), 5 states have call successors, (63), 5 states have call predecessors, (63), 7 states have return successors, (64), 5 states have call predecessors, (64), 5 states have call successors, (64) [2023-12-02 12:33:57,578 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse7 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse0 (fp.neg .cse2)) (.cse1 (fp.neg .cse3)) (.cse4 (fp.neg .cse7)) (.cse5 (fp.neg .cse6))) (and (or (and (fp.leq c_~var_1_25~0 .cse0) (fp.geq c_~var_1_25~0 .cse1)) (and (fp.geq c_~var_1_25~0 .cse2) (fp.leq c_~var_1_25~0 .cse3))) (or (and (fp.geq c_~var_1_26~0 .cse2) (fp.leq c_~var_1_26~0 .cse3)) (and (fp.leq c_~var_1_26~0 .cse0) (fp.geq c_~var_1_26~0 .cse1))) (or (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (fp.geq ~var_1_26~0 .cse7) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse5) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse7) (fp.leq ~var_1_24~0 .cse6))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (fp.geq ~var_1_26~0 .cse7) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (fp.leq ~var_1_24~0 .cse6) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (fp.geq ~var_1_26~0 .cse5) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (fp.leq ~var_1_24~0 .cse6) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (fp.geq ~var_1_26~0 .cse7) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (fp.geq ~var_1_26~0 .cse5) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (fp.leq ~var_1_24~0 .cse6) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (fp.geq ~var_1_26~0 .cse7) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse5) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5)))) (or (and (fp.leq c_~var_1_24~0 .cse3) (fp.geq c_~var_1_24~0 .cse2)) (and (fp.leq c_~var_1_24~0 .cse0) (fp.geq c_~var_1_24~0 .cse1))) (let ((.cse8 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (fp.geq ~var_1_26~0 .cse5))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse7) (fp.leq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse6))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse7) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse4))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse6))) (fp.geq ~var_1_25~0 .cse5) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse5) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse4))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse7) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse6))) (fp.leq ~var_1_25~0 .cse6))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse7) (fp.leq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5))) .cse8)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse5) (fp.leq ~var_1_25~0 .cse4) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (fp.geq ~var_1_26~0 .cse7) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse5) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse5) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5))) (fp.leq ~var_1_25~0 .cse4))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse7) (fp.leq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse7) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse4) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse7) (fp.leq ~var_1_24~0 .cse6))) (fp.leq ~var_1_25~0 .cse4))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse7) (fp.leq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse4) (fp.geq ~var_1_24~0 .cse5))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse7) (fp.leq ~var_1_25~0 .cse6) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse7) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse6))) .cse8)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse5) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse6) (fp.geq ~var_1_26~0 .cse7) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse7) (fp.leq ~var_1_24~0 .cse6))) (fp.leq ~var_1_25~0 .cse4))))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 12:33:59,633 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (and (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))) (or (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))))) is different from false [2023-12-02 12:34:01,642 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (and (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))) (or (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (fp.geq ~var_1_26~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))))) is different from true [2023-12-02 12:34:02,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 12:34:07,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:34:07,306 INFO L93 Difference]: Finished difference Result 1035 states and 1567 transitions. [2023-12-02 12:34:07,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-12-02 12:34:07,312 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.0) internal successors, (80), 15 states have internal predecessors, (80), 5 states have call successors, (63), 5 states have call predecessors, (63), 7 states have return successors, (64), 5 states have call predecessors, (64), 5 states have call successors, (64) Word has length 265 [2023-12-02 12:34:07,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:34:07,319 INFO L225 Difference]: With dead ends: 1035 [2023-12-02 12:34:07,319 INFO L226 Difference]: Without dead ends: 631 [2023-12-02 12:34:07,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 942 GetRequests, 916 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 101.5s TimeCoverageRelationStatistics Valid=134, Invalid=360, Unknown=32, NotChecked=230, Total=756 [2023-12-02 12:34:07,322 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 114 mSDsluCounter, 627 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 724 SdHoareTripleChecker+Invalid, 1520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 974 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2023-12-02 12:34:07,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 724 Invalid, 1520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 487 Invalid, 0 Unknown, 974 Unchecked, 7.7s Time] [2023-12-02 12:34:07,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2023-12-02 12:34:07,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 621. [2023-12-02 12:34:07,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 621 states, 328 states have (on average 1.2103658536585367) internal successors, (397), 328 states have internal predecessors, (397), 270 states have call successors, (270), 22 states have call predecessors, (270), 22 states have return successors, (270), 270 states have call predecessors, (270), 270 states have call successors, (270) [2023-12-02 12:34:07,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 621 states and 937 transitions. [2023-12-02 12:34:07,444 INFO L78 Accepts]: Start accepts. Automaton has 621 states and 937 transitions. Word has length 265 [2023-12-02 12:34:07,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:34:07,445 INFO L495 AbstractCegarLoop]: Abstraction has 621 states and 937 transitions. [2023-12-02 12:34:07,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.0) internal successors, (80), 15 states have internal predecessors, (80), 5 states have call successors, (63), 5 states have call predecessors, (63), 7 states have return successors, (64), 5 states have call predecessors, (64), 5 states have call successors, (64) [2023-12-02 12:34:07,445 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 937 transitions. [2023-12-02 12:34:07,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-12-02 12:34:07,447 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:34:07,448 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:34:07,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (13)] Ended with exit code 0 [2023-12-02 12:34:07,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-02 12:34:07,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-12-02 12:34:08,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:34:08,049 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:34:08,049 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:34:08,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1791696589, now seen corresponding path program 1 times [2023-12-02 12:34:08,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:34:08,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1978079079] [2023-12-02 12:34:08,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:34:08,050 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 [2023-12-02 12:34:08,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:34:08,051 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 12:34:08,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (16)] Waiting until timeout for monitored process [2023-12-02 12:34:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:34:08,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 12:34:08,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:34:10,956 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2023-12-02 12:34:10,956 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 12:34:10,957 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:34:10,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1978079079] [2023-12-02 12:34:10,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1978079079] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:34:10,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 12:34:10,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 12:34:10,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210644273] [2023-12-02 12:34:10,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:34:10,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 12:34:10,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:34:10,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 12:34:10,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 12:34:10,960 INFO L87 Difference]: Start difference. First operand 621 states and 937 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2023-12-02 12:34:14,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:34:14,076 INFO L93 Difference]: Finished difference Result 1243 states and 1874 transitions. [2023-12-02 12:34:14,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 12:34:14,076 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) Word has length 266 [2023-12-02 12:34:14,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:34:14,081 INFO L225 Difference]: With dead ends: 1243 [2023-12-02 12:34:14,081 INFO L226 Difference]: Without dead ends: 623 [2023-12-02 12:34:14,083 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 12:34:14,084 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 20 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-12-02 12:34:14,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 276 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-12-02 12:34:14,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states. [2023-12-02 12:34:14,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 621. [2023-12-02 12:34:14,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 621 states, 328 states have (on average 1.204268292682927) internal successors, (395), 328 states have internal predecessors, (395), 270 states have call successors, (270), 22 states have call predecessors, (270), 22 states have return successors, (270), 270 states have call predecessors, (270), 270 states have call successors, (270) [2023-12-02 12:34:14,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 621 states and 935 transitions. [2023-12-02 12:34:14,222 INFO L78 Accepts]: Start accepts. Automaton has 621 states and 935 transitions. Word has length 266 [2023-12-02 12:34:14,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:34:14,223 INFO L495 AbstractCegarLoop]: Abstraction has 621 states and 935 transitions. [2023-12-02 12:34:14,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2023-12-02 12:34:14,224 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 935 transitions. [2023-12-02 12:34:14,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-12-02 12:34:14,226 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:34:14,226 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:34:14,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (16)] Ended with exit code 0 [2023-12-02 12:34:14,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 12:34:14,427 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:34:14,427 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:34:14,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1848954891, now seen corresponding path program 1 times [2023-12-02 12:34:14,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:34:14,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [682961723] [2023-12-02 12:34:14,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:34:14,429 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 [2023-12-02 12:34:14,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:34:14,430 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 12:34:14,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (17)] Waiting until timeout for monitored process [2023-12-02 12:34:14,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:34:15,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 12:34:15,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:34:15,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 218 proven. 129 refuted. 0 times theorem prover too weak. 3613 trivial. 0 not checked. [2023-12-02 12:34:15,866 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:34:16,314 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 3 proven. 129 refuted. 0 times theorem prover too weak. 3828 trivial. 0 not checked. [2023-12-02 12:34:16,314 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:34:16,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [682961723] [2023-12-02 12:34:16,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [682961723] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:34:16,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [967422581] [2023-12-02 12:34:16,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:34:16,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 12:34:16,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 12:34:16,316 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 12:34:16,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-12-02 12:34:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:34:17,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 12:34:17,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:34:18,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 218 proven. 129 refuted. 0 times theorem prover too weak. 3613 trivial. 0 not checked. [2023-12-02 12:34:18,425 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:34:18,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 3 proven. 129 refuted. 0 times theorem prover too weak. 3828 trivial. 0 not checked. [2023-12-02 12:34:18,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [967422581] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:34:18,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553228334] [2023-12-02 12:34:18,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:34:18,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:34:18,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:34:18,801 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 12:34:18,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-12-02 12:34:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:34:19,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 12:34:19,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:34:19,713 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 218 proven. 129 refuted. 0 times theorem prover too weak. 3613 trivial. 0 not checked. [2023-12-02 12:34:19,714 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:34:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 3 proven. 129 refuted. 0 times theorem prover too weak. 3828 trivial. 0 not checked. [2023-12-02 12:34:20,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [553228334] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:34:20,063 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 12:34:20,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-12-02 12:34:20,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290317330] [2023-12-02 12:34:20,064 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 12:34:20,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-02 12:34:20,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:34:20,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-02 12:34:20,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-12-02 12:34:20,067 INFO L87 Difference]: Start difference. First operand 621 states and 935 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 2 states have call successors, (88), 2 states have call predecessors, (88), 4 states have return successors, (89), 2 states have call predecessors, (89), 2 states have call successors, (89) [2023-12-02 12:34:21,784 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 [] [2023-12-02 12:34:22,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:34:22,399 INFO L93 Difference]: Finished difference Result 1619 states and 2387 transitions. [2023-12-02 12:34:22,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-12-02 12:34:22,400 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 2 states have call successors, (88), 2 states have call predecessors, (88), 4 states have return successors, (89), 2 states have call predecessors, (89), 2 states have call successors, (89) Word has length 266 [2023-12-02 12:34:22,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:34:22,410 INFO L225 Difference]: With dead ends: 1619 [2023-12-02 12:34:22,410 INFO L226 Difference]: Without dead ends: 999 [2023-12-02 12:34:22,414 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1602 GetRequests, 1582 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-12-02 12:34:22,415 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 104 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 303 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-12-02 12:34:22,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 318 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 303 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-12-02 12:34:22,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 999 states. [2023-12-02 12:34:22,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 999 to 645. [2023-12-02 12:34:22,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 645 states, 346 states have (on average 1.1849710982658959) internal successors, (410), 346 states have internal predecessors, (410), 270 states have call successors, (270), 28 states have call predecessors, (270), 28 states have return successors, (270), 270 states have call predecessors, (270), 270 states have call successors, (270) [2023-12-02 12:34:22,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 645 states and 950 transitions. [2023-12-02 12:34:22,603 INFO L78 Accepts]: Start accepts. Automaton has 645 states and 950 transitions. Word has length 266 [2023-12-02 12:34:22,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:34:22,603 INFO L495 AbstractCegarLoop]: Abstraction has 645 states and 950 transitions. [2023-12-02 12:34:22,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 2 states have call successors, (88), 2 states have call predecessors, (88), 4 states have return successors, (89), 2 states have call predecessors, (89), 2 states have call successors, (89) [2023-12-02 12:34:22,604 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 950 transitions. [2023-12-02 12:34:22,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-12-02 12:34:22,606 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:34:22,607 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:34:22,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (17)] Ended with exit code 0 [2023-12-02 12:34:22,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2023-12-02 12:34:23,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2023-12-02 12:34:23,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 12:34:23,208 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:34:23,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:34:23,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1850801933, now seen corresponding path program 1 times [2023-12-02 12:34:23,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:34:23,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [331465691] [2023-12-02 12:34:23,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:34:23,209 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 [2023-12-02 12:34:23,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:34:23,210 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 12:34:23,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (20)] Waiting until timeout for monitored process [2023-12-02 12:34:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:34:23,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 12:34:23,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:34:25,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 428 proven. 246 refuted. 0 times theorem prover too weak. 3286 trivial. 0 not checked. [2023-12-02 12:34:25,444 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:34:25,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 6 proven. 126 refuted. 0 times theorem prover too weak. 3828 trivial. 0 not checked. [2023-12-02 12:34:25,963 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:34:25,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [331465691] [2023-12-02 12:34:25,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [331465691] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:34:25,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1189930965] [2023-12-02 12:34:25,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:34:25,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 12:34:25,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 12:34:25,964 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 12:34:25,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-12-02 12:34:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:34:26,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 12:34:26,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:34:26,613 INFO L134 CoverageAnalysis]: Checked inductivity of 3960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2023-12-02 12:34:26,614 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 12:34:26,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1189930965] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:34:26,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 12:34:26,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 6] total 14 [2023-12-02 12:34:26,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022607244] [2023-12-02 12:34:26,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:34:26,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 12:34:26,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:34:26,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 12:34:26,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2023-12-02 12:34:26,618 INFO L87 Difference]: Start difference. First operand 645 states and 950 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2023-12-02 12:34:29,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 12:34:29,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:34:29,165 INFO L93 Difference]: Finished difference Result 1669 states and 2445 transitions. [2023-12-02 12:34:29,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 12:34:29,166 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) Word has length 266 [2023-12-02 12:34:29,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:34:29,174 INFO L225 Difference]: With dead ends: 1669 [2023-12-02 12:34:29,174 INFO L226 Difference]: Without dead ends: 1025 [2023-12-02 12:34:29,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 797 GetRequests, 783 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2023-12-02 12:34:29,178 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 182 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-12-02 12:34:29,179 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 438 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-12-02 12:34:29,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1025 states. [2023-12-02 12:34:29,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1025 to 651. [2023-12-02 12:34:29,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 651 states, 352 states have (on average 1.1903409090909092) internal successors, (419), 352 states have internal predecessors, (419), 270 states have call successors, (270), 28 states have call predecessors, (270), 28 states have return successors, (270), 270 states have call predecessors, (270), 270 states have call successors, (270) [2023-12-02 12:34:29,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 651 states and 959 transitions. [2023-12-02 12:34:29,365 INFO L78 Accepts]: Start accepts. Automaton has 651 states and 959 transitions. Word has length 266 [2023-12-02 12:34:29,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:34:29,365 INFO L495 AbstractCegarLoop]: Abstraction has 651 states and 959 transitions. [2023-12-02 12:34:29,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 1 states have call predecessors, (45), 1 states have call successors, (45) [2023-12-02 12:34:29,366 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 959 transitions. [2023-12-02 12:34:29,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-12-02 12:34:29,367 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:34:29,367 INFO L195 NwaCegarLoop]: trace histogram [45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:34:29,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (20)] Ended with exit code 0 [2023-12-02 12:34:29,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2023-12-02 12:34:29,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 12:34:29,768 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:34:29,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:34:29,769 INFO L85 PathProgramCache]: Analyzing trace with hash -669158001, now seen corresponding path program 1 times [2023-12-02 12:34:29,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:34:29,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1412199156] [2023-12-02 12:34:29,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:34:29,771 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 [2023-12-02 12:34:29,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:34:29,772 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 12:34:29,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02cf81be-ef2f-4682-9761-ae557b4065d8/bin/utaipan-verify-nQ1chXbOIh/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 (22)] Waiting until timeout for monitored process [2023-12-02 12:34:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:34:30,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 12:34:30,215 INFO L285 TraceCheckSpWp]: Computing forward predicates...