./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-54.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_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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_17ff9090-27db-4fa0-be44-067c94b6898f/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 8a05682b305d16acce95526411a2cf97127f34871b20ec937dfabb5a9c6ff8d4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 14:22:43,589 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 14:22:43,656 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 14:22:43,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 14:22:43,663 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 14:22:43,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 14:22:43,690 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 14:22:43,691 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 14:22:43,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 14:22:43,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 14:22:43,692 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 14:22:43,693 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 14:22:43,693 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 14:22:43,694 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 14:22:43,694 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 14:22:43,695 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 14:22:43,695 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 14:22:43,696 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 14:22:43,696 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 14:22:43,697 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 14:22:43,697 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 14:22:43,698 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 14:22:43,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 14:22:43,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 14:22:43,700 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 14:22:43,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 14:22:43,701 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 14:22:43,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 14:22:43,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 14:22:43,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 14:22:43,702 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 14:22:43,703 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 14:22:43,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 14:22:43,703 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 14:22:43,704 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 14:22:43,704 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 14:22:43,704 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 14:22:43,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:22:43,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 14:22:43,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 14:22:43,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 14:22:43,705 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 14:22:43,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 14:22:43,706 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 14:22:43,706 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 14:22:43,706 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 14:22:43,706 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 14:22:43,707 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_17ff9090-27db-4fa0-be44-067c94b6898f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a05682b305d16acce95526411a2cf97127f34871b20ec937dfabb5a9c6ff8d4 [2023-12-02 14:22:43,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 14:22:43,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 14:22:43,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 14:22:43,967 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 14:22:43,968 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 14:22:43,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-54.i [2023-12-02 14:22:46,785 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 14:22:46,976 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 14:22:46,977 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-54.i [2023-12-02 14:22:46,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/data/783bc0e1d/6da96a6d13ae4d349b22f23e6e5e1286/FLAG66750132b [2023-12-02 14:22:47,001 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/data/783bc0e1d/6da96a6d13ae4d349b22f23e6e5e1286 [2023-12-02 14:22:47,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 14:22:47,005 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 14:22:47,007 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 14:22:47,007 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 14:22:47,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 14:22:47,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7709bf6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47, skipping insertion in model container [2023-12-02 14:22:47,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,042 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 14:22:47,164 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_17ff9090-27db-4fa0-be44-067c94b6898f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-54.i[915,928] [2023-12-02 14:22:47,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:22:47,231 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 14:22:47,242 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_17ff9090-27db-4fa0-be44-067c94b6898f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-54.i[915,928] [2023-12-02 14:22:47,274 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:22:47,288 INFO L206 MainTranslator]: Completed translation [2023-12-02 14:22:47,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47 WrapperNode [2023-12-02 14:22:47,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 14:22:47,289 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 14:22:47,289 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 14:22:47,289 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 14:22:47,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,305 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,333 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 180 [2023-12-02 14:22:47,333 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 14:22:47,334 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 14:22:47,334 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 14:22:47,334 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 14:22:47,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,348 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,358 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,361 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,364 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,367 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,371 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 14:22:47,372 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 14:22:47,372 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 14:22:47,372 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 14:22:47,373 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47" (1/1) ... [2023-12-02 14:22:47,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:22:47,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:22:47,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 14:22:47,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 14:22:47,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 14:22:47,456 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 14:22:47,456 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 14:22:47,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 14:22:47,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 14:22:47,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 14:22:47,564 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 14:22:47,567 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 14:22:47,858 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 14:22:48,040 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 14:22:48,040 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 14:22:48,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:22:48 BoogieIcfgContainer [2023-12-02 14:22:48,042 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 14:22:48,044 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 14:22:48,044 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 14:22:48,047 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 14:22:48,047 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:22:47" (1/3) ... [2023-12-02 14:22:48,048 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@88f7bc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:22:48, skipping insertion in model container [2023-12-02 14:22:48,048 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:47" (2/3) ... [2023-12-02 14:22:48,049 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@88f7bc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:22:48, skipping insertion in model container [2023-12-02 14:22:48,049 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:22:48" (3/3) ... [2023-12-02 14:22:48,050 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-54.i [2023-12-02 14:22:48,064 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 14:22:48,064 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 14:22:48,104 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 14:22:48,110 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;@72f8d47b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 14:22:48,110 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 14:22:48,113 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 14:22:48,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 14:22:48,125 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:22:48,125 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:22:48,126 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:22:48,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:22:48,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1452749880, now seen corresponding path program 1 times [2023-12-02 14:22:48,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 14:22:48,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276984811] [2023-12-02 14:22:48,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:22:48,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 14:22:48,294 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 14:22:48,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [887749997] [2023-12-02 14:22:48,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:22:48,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:22:48,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:22:48,297 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:22:48,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 14:22:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 14:22:48,908 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 14:22:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 14:22:52,065 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 14:22:52,068 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 14:22:52,069 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 14:22:52,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 14:22:52,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 14:22:52,277 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 14:22:52,281 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 14:22:52,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:22:52 BoogieIcfgContainer [2023-12-02 14:22:52,395 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 14:22:52,395 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 14:22:52,396 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 14:22:52,396 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 14:22:52,396 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:22:48" (3/4) ... [2023-12-02 14:22:52,398 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 14:22:52,399 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 14:22:52,400 INFO L158 Benchmark]: Toolchain (without parser) took 5394.91ms. Allocated memory is still 146.8MB. Free memory was 111.2MB in the beginning and 64.9MB in the end (delta: 46.3MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2023-12-02 14:22:52,401 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory was 69.4MB in the beginning and 69.3MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 14:22:52,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.08ms. Allocated memory is still 146.8MB. Free memory was 111.2MB in the beginning and 97.2MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 14:22:52,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.02ms. Allocated memory is still 146.8MB. Free memory was 97.2MB in the beginning and 94.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 14:22:52,403 INFO L158 Benchmark]: Boogie Preprocessor took 37.21ms. Allocated memory is still 146.8MB. Free memory was 94.4MB in the beginning and 92.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 14:22:52,403 INFO L158 Benchmark]: RCFGBuilder took 670.15ms. Allocated memory is still 146.8MB. Free memory was 92.3MB in the beginning and 116.1MB in the end (delta: -23.8MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2023-12-02 14:22:52,404 INFO L158 Benchmark]: TraceAbstraction took 4350.53ms. Allocated memory is still 146.8MB. Free memory was 115.3MB in the beginning and 65.3MB in the end (delta: 50.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-12-02 14:22:52,404 INFO L158 Benchmark]: Witness Printer took 3.70ms. Allocated memory is still 146.8MB. Free memory was 65.3MB in the beginning and 64.9MB in the end (delta: 348.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 14:22:52,408 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory was 69.4MB in the beginning and 69.3MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.08ms. Allocated memory is still 146.8MB. Free memory was 111.2MB in the beginning and 97.2MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.02ms. Allocated memory is still 146.8MB. Free memory was 97.2MB in the beginning and 94.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.21ms. Allocated memory is still 146.8MB. Free memory was 94.4MB in the beginning and 92.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 670.15ms. Allocated memory is still 146.8MB. Free memory was 92.3MB in the beginning and 116.1MB in the end (delta: -23.8MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * TraceAbstraction took 4350.53ms. Allocated memory is still 146.8MB. Free memory was 115.3MB in the beginning and 65.3MB in the end (delta: 50.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 3.70ms. Allocated memory is still 146.8MB. Free memory was 65.3MB in the beginning and 64.9MB in the end (delta: 348.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 81, overapproximation of someBinaryFLOATComparisonOperation at line 90, overapproximation of someBinaryArithmeticFLOAToperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -4; [L23] signed short int var_1_4 = 256; [L24] signed short int var_1_5 = 0; [L25] signed short int var_1_6 = 25; [L26] signed short int var_1_8 = 100; [L27] unsigned char var_1_9 = 1; [L28] signed short int var_1_10 = -4; [L29] unsigned char var_1_11 = 0; [L30] unsigned char var_1_12 = 0; [L31] unsigned char var_1_13 = 1; [L32] unsigned long int var_1_14 = 64; [L33] double var_1_15 = 10.3; [L34] double var_1_16 = 128.6; [L35] unsigned long int var_1_17 = 2600113953; [L36] float var_1_18 = 8.25; [L37] float var_1_19 = 31.5; [L38] float var_1_20 = 2.625; [L39] float var_1_21 = 999999999999999.2; [L40] float var_1_22 = 127.5; [L41] float var_1_23 = 4.8; [L42] float var_1_24 = 16.5; [L43] signed long int var_1_25 = 10; [L44] unsigned char var_1_26 = 64; [L45] unsigned char var_1_27 = 16; [L46] double var_1_28 = 15.5; [L47] float var_1_29 = 15.5; [L48] signed short int var_1_30 = 50; [L49] signed char var_1_31 = 1; [L50] signed char var_1_32 = 16; [L51] unsigned char last_1_var_1_9 = 1; [L156] isInitial = 1 [L157] FCALL initially() [L158] COND TRUE 1 [L159] CALL updateLastVariables() [L149] last_1_var_1_9 = var_1_9 [L159] RET updateLastVariables() [L160] CALL updateVariables() [L101] var_1_4 = __VERIFIER_nondet_short() [L102] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L103] CALL assume_abort_if_not(var_1_4 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_4 <= 16383) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L104] var_1_5 = __VERIFIER_nondet_short() [L105] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L106] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=100, var_1_9=1] [L107] var_1_8 = __VERIFIER_nondet_short() [L108] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L109] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-4, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L110] var_1_10 = __VERIFIER_nondet_short() [L111] CALL assume_abort_if_not(var_1_10 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_10 >= -32768) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L113] CALL assume_abort_if_not(var_1_10 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_10 != 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L114] var_1_11 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L116] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L117] var_1_12 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L119] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_15=103/10, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L120] var_1_15 = __VERIFIER_nondet_double() [L121] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_16=643/5, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L122] var_1_16 = __VERIFIER_nondet_double() [L123] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=2600113953, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L124] var_1_17 = __VERIFIER_nondet_ulong() [L125] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L126] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_19=63/2, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L127] var_1_19 = __VERIFIER_nondet_float() [L128] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_20=21/8, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L129] var_1_20 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_21=4999999999999996/5, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L131] var_1_21 = __VERIFIER_nondet_float() [L132] CALL assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_22=255/2, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L133] var_1_22 = __VERIFIER_nondet_float() [L134] CALL assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_24=33/2, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L135] var_1_24 = __VERIFIER_nondet_float() [L136] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=16, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L137] var_1_27 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L139] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=2, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=2, var_1_28=31/2, var_1_29=31/2, var_1_30=50, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L140] var_1_30 = __VERIFIER_nondet_short() [L141] CALL assume_abort_if_not(var_1_30 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=2, var_1_28=31/2, var_1_29=31/2, var_1_30=-1, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_30 >= -32768) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=2, var_1_28=31/2, var_1_29=31/2, var_1_30=-1, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L142] CALL assume_abort_if_not(var_1_30 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=2, var_1_28=31/2, var_1_29=31/2, var_1_30=-1, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_30 <= 32767) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=2, var_1_28=31/2, var_1_29=31/2, var_1_30=-1, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L143] CALL assume_abort_if_not(var_1_30 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=2, var_1_28=31/2, var_1_29=31/2, var_1_30=-1, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_30 != 0) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=2, var_1_28=31/2, var_1_29=31/2, var_1_30=-1, var_1_31=1, var_1_32=16, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L144] var_1_32 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_32 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=2, var_1_28=31/2, var_1_29=31/2, var_1_30=-1, var_1_31=1, var_1_32=126, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_32 >= -127) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=2, var_1_28=31/2, var_1_29=31/2, var_1_30=-1, var_1_31=1, var_1_32=126, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L146] CALL assume_abort_if_not(var_1_32 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=2, var_1_28=31/2, var_1_29=31/2, var_1_30=-1, var_1_31=1, var_1_32=126, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_32 <= 126) VAL [isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=64, var_1_17=4294967289, var_1_18=33/4, var_1_1=-4, var_1_23=24/5, var_1_25=10, var_1_26=64, var_1_27=2, var_1_28=31/2, var_1_29=31/2, var_1_30=-1, var_1_31=1, var_1_32=126, var_1_4=31, var_1_5=0, var_1_6=25, var_1_8=30, var_1_9=1] [L160] RET updateVariables() [L161] CALL step() [L55] var_1_23 = var_1_24 [L56] var_1_25 = 256 [L57] var_1_26 = var_1_27 [L58] var_1_28 = var_1_24 [L59] COND FALSE !(! ((var_1_26 % var_1_30) <= var_1_27)) [L62] var_1_31 = var_1_32 [L63] COND TRUE \read(last_1_var_1_9) [L64] COND FALSE !(var_1_5 == var_1_4) [L67] var_1_6 = var_1_8 [L72] COND FALSE !(-32 >= (var_1_5 - var_1_8)) [L79] var_1_18 = var_1_19 [L81] COND TRUE var_1_18 < ((((var_1_18) > ((var_1_15 - var_1_16))) ? (var_1_18) : ((var_1_15 - var_1_16)))) [L82] var_1_14 = (var_1_17 - (var_1_8 + var_1_4)) [L84] unsigned long int stepLocal_0 = var_1_14; [L85] COND FALSE !(((var_1_8 % var_1_10) * (8 + var_1_14)) >= stepLocal_0) [L88] var_1_9 = (! var_1_12) [L90] COND TRUE var_1_18 > var_1_18 [L91] var_1_1 = ((((((2 + var_1_4)) < (var_1_5)) ? ((2 + var_1_4)) : (var_1_5))) - 2) [L95] unsigned long int stepLocal_1 = (((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)); [L96] COND TRUE ((var_1_8 * var_1_1) + var_1_4) >= stepLocal_1 [L97] var_1_13 = var_1_12 [L161] RET step() [L162] CALL, EXPR property() [L152-L153] return ((((((var_1_18 > var_1_18) ? (var_1_1 == ((signed short int) ((((((2 + var_1_4)) < (var_1_5)) ? ((2 + var_1_4)) : (var_1_5))) - 2))) : (var_1_1 == ((signed short int) var_1_4))) && (last_1_var_1_9 ? ((var_1_5 == var_1_4) ? (var_1_6 == ((signed short int) ((((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) < ((var_1_4 - var_1_8))) ? (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) : ((var_1_4 - var_1_8)))))) : (var_1_6 == ((signed short int) var_1_8))) : (var_1_6 == ((signed short int) var_1_4)))) && ((((var_1_8 % var_1_10) * (8 + var_1_14)) >= var_1_14) ? (var_1_9 == ((unsigned char) ((! var_1_11) || var_1_12))) : (var_1_9 == ((unsigned char) (! var_1_12))))) && ((((var_1_8 * var_1_1) + var_1_4) >= ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))) ? (var_1_13 == ((unsigned char) var_1_12)) : 1)) && ((var_1_18 < ((((var_1_18) > ((var_1_15 - var_1_16))) ? (var_1_18) : ((var_1_15 - var_1_16))))) ? (var_1_14 == ((unsigned long int) (var_1_17 - (var_1_8 + var_1_4)))) : 1)) && ((-32 >= (var_1_5 - var_1_8)) ? ((var_1_10 > var_1_6) ? (var_1_18 == ((float) ((var_1_19 - var_1_20) + (var_1_21 + var_1_22)))) : (var_1_18 == ((float) var_1_20))) : (var_1_18 == ((float) var_1_19))) ; [L162] RET, EXPR property() [L162] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=4294967228, var_1_17=4294967289, var_1_18=3, var_1_19=3, var_1_1=-2, var_1_20=0, var_1_23=2, var_1_24=2, var_1_25=256, var_1_26=2, var_1_27=2, var_1_28=2, var_1_29=31/2, var_1_30=-1, var_1_31=126, var_1_32=126, var_1_4=31, var_1_5=0, var_1_6=30, var_1_8=30, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=1, var_1_10=-9, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=4294967228, var_1_17=4294967289, var_1_18=3, var_1_19=3, var_1_1=-2, var_1_20=0, var_1_23=2, var_1_24=2, var_1_25=256, var_1_26=2, var_1_27=2, var_1_28=2, var_1_29=31/2, var_1_30=-1, var_1_31=126, var_1_32=126, var_1_4=31, var_1_5=0, var_1_6=30, var_1_8=30, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 1, TraceHistogramMax: 29, 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=55occurred 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: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 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 14:22:52,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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_17ff9090-27db-4fa0-be44-067c94b6898f/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 8a05682b305d16acce95526411a2cf97127f34871b20ec937dfabb5a9c6ff8d4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 14:22:54,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 14:22:54,592 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 14:22:54,598 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 14:22:54,598 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 14:22:54,625 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 14:22:54,626 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 14:22:54,627 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 14:22:54,627 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 14:22:54,628 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 14:22:54,629 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 14:22:54,629 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 14:22:54,630 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 14:22:54,630 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 14:22:54,631 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 14:22:54,632 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 14:22:54,633 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 14:22:54,633 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 14:22:54,634 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 14:22:54,634 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 14:22:54,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 14:22:54,636 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 14:22:54,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 14:22:54,637 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 14:22:54,637 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 14:22:54,638 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 14:22:54,638 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 14:22:54,639 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 14:22:54,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 14:22:54,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 14:22:54,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 14:22:54,641 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 14:22:54,641 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 14:22:54,642 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 14:22:54,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:22:54,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 14:22:54,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 14:22:54,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 14:22:54,643 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 14:22:54,643 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 14:22:54,644 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 14:22:54,644 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 14:22:54,644 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 14:22:54,644 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 14:22:54,645 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_17ff9090-27db-4fa0-be44-067c94b6898f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a05682b305d16acce95526411a2cf97127f34871b20ec937dfabb5a9c6ff8d4 [2023-12-02 14:22:54,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 14:22:54,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 14:22:54,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 14:22:54,993 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 14:22:54,994 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 14:22:54,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-54.i [2023-12-02 14:22:57,904 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 14:22:58,125 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 14:22:58,126 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-54.i [2023-12-02 14:22:58,137 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/data/3e4967a2b/f79ac910570543388d6ad385d12524f5/FLAG51d25aee2 [2023-12-02 14:22:58,151 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/data/3e4967a2b/f79ac910570543388d6ad385d12524f5 [2023-12-02 14:22:58,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 14:22:58,155 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 14:22:58,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 14:22:58,157 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 14:22:58,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 14:22:58,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3600c1c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58, skipping insertion in model container [2023-12-02 14:22:58,163 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,194 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 14:22:58,322 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_17ff9090-27db-4fa0-be44-067c94b6898f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-54.i[915,928] [2023-12-02 14:22:58,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:22:58,400 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 14:22:58,411 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_17ff9090-27db-4fa0-be44-067c94b6898f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-54.i[915,928] [2023-12-02 14:22:58,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:22:58,464 INFO L206 MainTranslator]: Completed translation [2023-12-02 14:22:58,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58 WrapperNode [2023-12-02 14:22:58,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 14:22:58,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 14:22:58,466 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 14:22:58,466 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 14:22:58,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,486 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,528 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2023-12-02 14:22:58,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 14:22:58,529 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 14:22:58,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 14:22:58,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 14:22:58,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,547 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,547 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,560 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,565 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,568 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,571 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 14:22:58,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 14:22:58,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 14:22:58,578 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 14:22:58,579 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58" (1/1) ... [2023-12-02 14:22:58,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:22:58,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:22:58,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 14:22:58,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 14:22:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 14:22:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 14:22:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 14:22:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 14:22:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 14:22:58,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 14:22:58,726 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 14:22:58,728 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 14:23:02,964 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 14:23:03,009 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 14:23:03,009 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 14:23:03,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:23:03 BoogieIcfgContainer [2023-12-02 14:23:03,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 14:23:03,021 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 14:23:03,021 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 14:23:03,024 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 14:23:03,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:22:58" (1/3) ... [2023-12-02 14:23:03,025 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ff7c825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:23:03, skipping insertion in model container [2023-12-02 14:23:03,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:22:58" (2/3) ... [2023-12-02 14:23:03,026 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ff7c825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:23:03, skipping insertion in model container [2023-12-02 14:23:03,026 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:23:03" (3/3) ... [2023-12-02 14:23:03,027 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-54.i [2023-12-02 14:23:03,045 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 14:23:03,046 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 14:23:03,096 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 14:23:03,101 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;@3c4ed68, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 14:23:03,101 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 14:23:03,105 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 14:23:03,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 14:23:03,119 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:23:03,120 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:23:03,120 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:23:03,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:23:03,124 INFO L85 PathProgramCache]: Analyzing trace with hash -1079439939, now seen corresponding path program 1 times [2023-12-02 14:23:03,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:23:03,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1401943314] [2023-12-02 14:23:03,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:23:03,136 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 14:23:03,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:23:03,137 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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 14:23:03,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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 14:23:03,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:23:03,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 14:23:03,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:23:03,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 1268 trivial. 0 not checked. [2023-12-02 14:23:03,680 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:23:03,681 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:23:03,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1401943314] [2023-12-02 14:23:03,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1401943314] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:23:03,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:23:03,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 14:23:03,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798997022] [2023-12-02 14:23:03,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:23:03,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 14:23:03,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:23:03,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 14:23:03,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 14:23:03,722 INFO L87 Difference]: Start difference. First operand has 71 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-12-02 14:23:05,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:23:05,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:23:05,850 INFO L93 Difference]: Finished difference Result 139 states and 249 transitions. [2023-12-02 14:23:05,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 14:23:05,881 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 177 [2023-12-02 14:23:05,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:23:05,886 INFO L225 Difference]: With dead ends: 139 [2023-12-02 14:23:05,886 INFO L226 Difference]: Without dead ends: 69 [2023-12-02 14:23:05,889 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 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 14:23:05,892 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-12-02 14:23:05,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-12-02 14:23:05,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2023-12-02 14:23:05,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2023-12-02 14:23:05,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 38 states have (on average 1.236842105263158) internal successors, (47), 38 states have internal predecessors, (47), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 14:23:05,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 105 transitions. [2023-12-02 14:23:05,928 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 105 transitions. Word has length 177 [2023-12-02 14:23:05,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:23:05,929 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 105 transitions. [2023-12-02 14:23:05,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-12-02 14:23:05,929 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 105 transitions. [2023-12-02 14:23:05,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 14:23:05,932 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:23:05,933 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:23:05,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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 14:23:06,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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 14:23:06,134 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:23:06,134 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:23:06,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1996656899, now seen corresponding path program 1 times [2023-12-02 14:23:06,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:23:06,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1972710280] [2023-12-02 14:23:06,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:23:06,136 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 14:23:06,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:23:06,137 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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 14:23:06,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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 14:23:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:23:06,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 14:23:06,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:23:07,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-12-02 14:23:07,283 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:23:07,283 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:23:07,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1972710280] [2023-12-02 14:23:07,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1972710280] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:23:07,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:23:07,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 14:23:07,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106547690] [2023-12-02 14:23:07,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:23:07,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 14:23:07,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:23:07,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 14:23:07,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 14:23:07,288 INFO L87 Difference]: Start difference. First operand 69 states and 105 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-12-02 14:23:09,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:23:11,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:23:13,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:23:14,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:23:14,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:23:14,922 INFO L93 Difference]: Finished difference Result 206 states and 314 transitions. [2023-12-02 14:23:14,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 14:23:14,955 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 177 [2023-12-02 14:23:14,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:23:14,962 INFO L225 Difference]: With dead ends: 206 [2023-12-02 14:23:14,962 INFO L226 Difference]: Without dead ends: 138 [2023-12-02 14:23:14,963 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 14:23:14,964 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 56 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 59 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2023-12-02 14:23:14,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 301 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 11 Invalid, 3 Unknown, 0 Unchecked, 7.6s Time] [2023-12-02 14:23:14,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-12-02 14:23:14,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 123. [2023-12-02 14:23:14,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 62 states have (on average 1.1612903225806452) internal successors, (72), 62 states have internal predecessors, (72), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-12-02 14:23:15,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 188 transitions. [2023-12-02 14:23:15,001 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 188 transitions. Word has length 177 [2023-12-02 14:23:15,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:23:15,002 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 188 transitions. [2023-12-02 14:23:15,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-12-02 14:23:15,003 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 188 transitions. [2023-12-02 14:23:15,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-02 14:23:15,007 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:23:15,007 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:23:15,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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 14:23:15,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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 14:23:15,212 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:23:15,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:23:15,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1898459436, now seen corresponding path program 1 times [2023-12-02 14:23:15,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:23:15,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1733802076] [2023-12-02 14:23:15,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:23:15,213 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 14:23:15,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:23:15,214 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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 14:23:15,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17ff9090-27db-4fa0-be44-067c94b6898f/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)] Waiting until timeout for monitored process [2023-12-02 14:23:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:23:15,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 14:23:15,763 INFO L285 TraceCheckSpWp]: Computing forward predicates...