./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.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_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 dc71e27d640f259fee6a990f264936ae2bb4c56d6f3df0625c1e5ccb12b32ff9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:32:15,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:32:15,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 08:32:15,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:32:15,990 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:32:16,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:32:16,012 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:32:16,013 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:32:16,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:32:16,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:32:16,015 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:32:16,015 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:32:16,016 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:32:16,016 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 08:32:16,017 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:32:16,017 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:32:16,018 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 08:32:16,018 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 08:32:16,019 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:32:16,019 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 08:32:16,020 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 08:32:16,020 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 08:32:16,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:32:16,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:32:16,022 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:32:16,022 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 08:32:16,022 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:32:16,023 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:32:16,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:32:16,023 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:32:16,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:32:16,024 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:32:16,024 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:32:16,024 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:32:16,025 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:32:16,025 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:32:16,025 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:32:16,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:32:16,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:32:16,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:32:16,026 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:32:16,026 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 08:32:16,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 08:32:16,027 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:32:16,027 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:32:16,027 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:32:16,027 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:32:16,027 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_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc71e27d640f259fee6a990f264936ae2bb4c56d6f3df0625c1e5ccb12b32ff9 [2023-12-02 08:32:16,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:32:16,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:32:16,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:32:16,267 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:32:16,268 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:32:16,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i [2023-12-02 08:32:19,030 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:32:19,248 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:32:19,249 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i [2023-12-02 08:32:19,260 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/data/273040f7e/09b084e06a2849c4a5ea1a4996132a36/FLAG3f2031a73 [2023-12-02 08:32:19,275 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/data/273040f7e/09b084e06a2849c4a5ea1a4996132a36 [2023-12-02 08:32:19,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:32:19,279 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:32:19,281 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:32:19,281 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:32:19,286 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:32:19,287 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@751f3a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19, skipping insertion in model container [2023-12-02 08:32:19,288 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,328 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:32:19,465 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_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i[919,932] [2023-12-02 08:32:19,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:32:19,579 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:32:19,590 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_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i[919,932] [2023-12-02 08:32:19,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:32:19,646 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:32:19,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19 WrapperNode [2023-12-02 08:32:19,647 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:32:19,648 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:32:19,648 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:32:19,648 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:32:19,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,669 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,710 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 268 [2023-12-02 08:32:19,710 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:32:19,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:32:19,711 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:32:19,711 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:32:19,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,722 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,722 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,738 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,742 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,751 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:32:19,760 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:32:19,760 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:32:19,760 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:32:19,761 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19" (1/1) ... [2023-12-02 08:32:19,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:32:19,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:32:19,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:32:19,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:32:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:32:19,828 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 08:32:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 08:32:19,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 08:32:19,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:32:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:32:19,928 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:32:19,930 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:32:20,336 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:32:20,673 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:32:20,674 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 08:32:20,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:20 BoogieIcfgContainer [2023-12-02 08:32:20,675 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:32:20,679 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:32:20,679 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:32:20,682 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:32:20,682 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:32:19" (1/3) ... [2023-12-02 08:32:20,683 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a4278d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:32:20, skipping insertion in model container [2023-12-02 08:32:20,683 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:19" (2/3) ... [2023-12-02 08:32:20,683 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a4278d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:32:20, skipping insertion in model container [2023-12-02 08:32:20,683 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:20" (3/3) ... [2023-12-02 08:32:20,685 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i [2023-12-02 08:32:20,703 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:32:20,704 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 08:32:20,753 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:32:20,760 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;@bb09f28, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:32:20,760 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 08:32:20,765 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 08:32:20,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-12-02 08:32:20,779 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:32:20,779 INFO L195 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:20,780 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:32:20,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:32:20,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1913098455, now seen corresponding path program 1 times [2023-12-02 08:32:20,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:32:20,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507305185] [2023-12-02 08:32:20,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:32:20,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:32:20,975 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:32:20,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [796804222] [2023-12-02 08:32:20,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:32:20,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:32:20,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:32:20,978 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:32:20,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 08:32:21,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 08:32:21,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 08:32:21,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 08:32:21,461 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 08:32:21,463 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 08:32:21,464 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 08:32:21,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 08:32:21,666 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 08:32:21,671 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 08:32:21,675 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 08:32:21,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:32:21 BoogieIcfgContainer [2023-12-02 08:32:21,812 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 08:32:21,813 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 08:32:21,813 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 08:32:21,813 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 08:32:21,814 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:20" (3/4) ... [2023-12-02 08:32:21,816 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 08:32:21,817 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 08:32:21,818 INFO L158 Benchmark]: Toolchain (without parser) took 2538.89ms. Allocated memory was 201.3MB in the beginning and 243.3MB in the end (delta: 41.9MB). Free memory was 168.3MB in the beginning and 200.1MB in the end (delta: -31.8MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2023-12-02 08:32:21,819 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 08:32:21,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.80ms. Allocated memory is still 201.3MB. Free memory was 167.6MB in the beginning and 165.7MB in the end (delta: 1.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 08:32:21,820 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.18ms. Allocated memory is still 201.3MB. Free memory was 165.7MB in the beginning and 161.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 08:32:21,821 INFO L158 Benchmark]: Boogie Preprocessor took 48.20ms. Allocated memory is still 201.3MB. Free memory was 161.6MB in the beginning and 159.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 08:32:21,821 INFO L158 Benchmark]: RCFGBuilder took 916.07ms. Allocated memory is still 201.3MB. Free memory was 159.1MB in the beginning and 147.8MB in the end (delta: 11.3MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2023-12-02 08:32:21,822 INFO L158 Benchmark]: TraceAbstraction took 1133.74ms. Allocated memory was 201.3MB in the beginning and 243.3MB in the end (delta: 41.9MB). Free memory was 146.7MB in the beginning and 201.1MB in the end (delta: -54.4MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2023-12-02 08:32:21,823 INFO L158 Benchmark]: Witness Printer took 4.15ms. Allocated memory is still 243.3MB. Free memory was 201.1MB in the beginning and 200.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 08:32:21,826 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.80ms. Allocated memory is still 201.3MB. Free memory was 167.6MB in the beginning and 165.7MB in the end (delta: 1.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.18ms. Allocated memory is still 201.3MB. Free memory was 165.7MB in the beginning and 161.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.20ms. Allocated memory is still 201.3MB. Free memory was 161.6MB in the beginning and 159.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 916.07ms. Allocated memory is still 201.3MB. Free memory was 159.1MB in the beginning and 147.8MB in the end (delta: 11.3MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1133.74ms. Allocated memory was 201.3MB in the beginning and 243.3MB in the end (delta: 41.9MB). Free memory was 146.7MB in the beginning and 201.1MB in the end (delta: -54.4MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * Witness Printer took 4.15ms. Allocated memory is still 243.3MB. Free memory was 201.1MB in the beginning and 200.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 134, overapproximation of someBinaryFLOATComparisonOperation at line 105, overapproximation of bitwiseOr at line 104, overapproximation of bitwiseAnd at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 70, overapproximation of someUnaryFLOAToperation at line 137, overapproximation of someBinaryArithmeticFLOAToperation at line 144. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9.75; [L23] unsigned char var_1_3 = 1; [L24] signed long int var_1_4 = 25; [L25] unsigned char var_1_6 = 1; [L26] float var_1_7 = 7.5; [L27] signed long int var_1_8 = -1000; [L28] float var_1_9 = 9.25; [L29] float var_1_10 = 64.5; [L30] float var_1_11 = 16.25; [L31] signed char var_1_12 = 2; [L32] signed char var_1_13 = 8; [L33] signed char var_1_14 = 0; [L34] float var_1_15 = 0.6; [L35] signed char var_1_16 = 32; [L36] unsigned short int var_1_17 = 2; [L37] unsigned short int var_1_19 = 63241; [L38] unsigned short int var_1_20 = 58697; [L39] unsigned short int var_1_21 = 25516; [L40] unsigned long int var_1_22 = 3301682525; [L41] double var_1_23 = 128.9; [L42] double var_1_27 = 7.75; [L43] double var_1_28 = 200.6; [L44] unsigned long int var_1_29 = 100000; [L45] unsigned long int var_1_31 = 4154314939; [L46] unsigned char var_1_33 = 0; [L47] unsigned char var_1_34 = 0; [L48] float var_1_35 = 49.875; [L49] signed short int var_1_36 = -32; [L50] unsigned long int var_1_38 = 128; [L51] double var_1_39 = 50.925; [L52] double var_1_40 = 128.6; [L53] unsigned long int var_1_42 = 4282912011; [L54] signed long int var_1_44 = 5; [L55] signed short int var_1_45 = 500; [L56] double last_1_var_1_1 = 9.75; [L57] unsigned char last_1_var_1_3 = 1; [L58] float last_1_var_1_7 = 7.5; [L59] signed char last_1_var_1_12 = 2; [L60] float last_1_var_1_15 = 0.6; [L61] unsigned short int last_1_var_1_17 = 2; [L217] isInitial = 1 [L218] FCALL initially() [L219] COND TRUE 1 [L220] CALL updateLastVariables() [L205] last_1_var_1_1 = var_1_1 [L206] last_1_var_1_3 = var_1_3 [L207] last_1_var_1_7 = var_1_7 [L208] last_1_var_1_12 = var_1_12 [L209] last_1_var_1_15 = var_1_15 [L210] last_1_var_1_17 = var_1_17 [L220] RET updateLastVariables() [L221] CALL updateVariables() [L149] var_1_4 = __VERIFIER_nondet_long() [L150] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L151] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L152] var_1_6 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L154] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L155] var_1_8 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=37/4] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=37/4] [L157] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=37/4] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=37/4] [L158] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=37/4] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=37/4] [L159] var_1_9 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L161] var_1_10 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L163] var_1_11 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L165] var_1_13 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L167] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L168] var_1_14 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L170] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L171] var_1_19 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_19 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_19 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L173] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L174] var_1_20 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_20 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_20 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L176] CALL assume_abort_if_not(var_1_20 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_20 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L177] var_1_21 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_21 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_21 >= 24575) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L179] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L180] var_1_22 = __VERIFIER_nondet_ulong() [L181] CALL assume_abort_if_not(var_1_22 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L182] CALL assume_abort_if_not(var_1_22 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L183] var_1_27 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L185] var_1_28 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_28 >= -922337.2036854765600e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_28 >= -922337.2036854765600e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L187] var_1_31 = __VERIFIER_nondet_ulong() [L188] CALL assume_abort_if_not(var_1_31 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_31 >= 3221225470) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L189] CALL assume_abort_if_not(var_1_31 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_31 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L190] var_1_34 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L192] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L193] var_1_39 = __VERIFIER_nondet_double() [L194] CALL assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L195] var_1_40 = __VERIFIER_nondet_double() [L196] CALL assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L197] var_1_42 = __VERIFIER_nondet_ulong() [L198] CALL assume_abort_if_not(var_1_42 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_42 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L199] CALL assume_abort_if_not(var_1_42 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_42 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L200] var_1_45 = __VERIFIER_nondet_short() [L201] CALL assume_abort_if_not(var_1_45 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=66, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_45 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=66, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L202] CALL assume_abort_if_not(var_1_45 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=66, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_45 <= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=65534, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_29=100000, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=66, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L221] RET updateVariables() [L222] CALL step() [L65] COND TRUE var_1_12 < (var_1_17 + var_1_12) [L66] COND FALSE !(5 <= var_1_17) [L72] COND TRUE \read(var_1_3) [L73] EXPR (-10 + var_1_16) & var_1_17 [L73] COND FALSE !(((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) > ((-10 + var_1_16) & var_1_17)) [L76] var_1_29 = var_1_17 [L79] var_1_33 = var_1_34 [L80] var_1_35 = var_1_28 [L81] var_1_36 = ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) [L82] COND FALSE !(var_1_1 > (var_1_39 - var_1_40)) [L91] var_1_38 = (((((var_1_31) > (var_1_42)) ? (var_1_31) : (var_1_42))) - ((((1795211791u - var_1_17) < 0 ) ? -(1795211791u - var_1_17) : (1795211791u - var_1_17)))) [L93] COND TRUE var_1_3 || var_1_3 [L94] COND TRUE var_1_12 <= (var_1_45 - 64) [L95] COND FALSE !(var_1_31 < ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) [L98] var_1_44 = 16 [L104] EXPR ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12 [L104] signed long int stepLocal_2 = ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12; [L105] COND FALSE !(last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) [L114] unsigned long int stepLocal_3 = var_1_22 - var_1_20; [L115] COND TRUE \read(last_1_var_1_3) [L116] COND TRUE \read(var_1_6) [L117] COND TRUE \read(last_1_var_1_3) [L118] var_1_17 = var_1_14 [L132] var_1_3 = (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6) [L133] COND TRUE 50 != var_1_16 [L134] var_1_1 = (1.00000000000025E12 - 24.25) [L136] var_1_12 = (var_1_13 - var_1_14) [L137] var_1_15 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L138] unsigned char stepLocal_1 = var_1_3; [L139] signed long int stepLocal_0 = (var_1_16 + 100) / var_1_8; [L140] COND FALSE !(stepLocal_0 >= var_1_17) [L222] RET step() [L223] CALL, EXPR property() [L213] EXPR ((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1) [L213-L214] return (((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1)) && (last_1_var_1_3 ? (var_1_6 ? (last_1_var_1_3 ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) (((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))) - ((var_1_21 - 256) - 256))))) : (((var_1_22 - var_1_20) > (var_1_4 / var_1_8)) ? ((last_1_var_1_1 >= var_1_10) ? (var_1_17 == ((unsigned short int) var_1_14)) : 1) : 1)) : (var_1_17 == ((unsigned short int) var_1_21))) ; [L223] RET, EXPR property() [L223] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=1, var_1_13=2, var_1_14=1, var_1_15=3, var_1_16=32, var_1_17=1, var_1_19=65534, var_1_1=0, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_27=0, var_1_28=2, var_1_29=2, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=2, var_1_36=32, var_1_38=2499755505, var_1_3=1, var_1_42=4294967294, var_1_44=16, var_1_45=66, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=1, var_1_13=2, var_1_14=1, var_1_15=3, var_1_16=32, var_1_17=1, var_1_19=65534, var_1_1=0, var_1_20=32767, var_1_21=24575, var_1_22=4294967295, var_1_23=1289/10, var_1_27=0, var_1_28=2, var_1_29=2, var_1_31=4294967294, var_1_33=0, var_1_34=0, var_1_35=2, var_1_36=32, var_1_38=2499755505, var_1_3=1, var_1_42=4294967294, var_1_44=16, var_1_45=66, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 34, 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=63occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 126 NumberOfCodeBlocks, 126 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 08:32:21,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 dc71e27d640f259fee6a990f264936ae2bb4c56d6f3df0625c1e5ccb12b32ff9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:32:23,708 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:32:23,783 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 08:32:23,790 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:32:23,791 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:32:23,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:32:23,818 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:32:23,819 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:32:23,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:32:23,820 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:32:23,821 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:32:23,821 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:32:23,822 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:32:23,822 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:32:23,823 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:32:23,823 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:32:23,824 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:32:23,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:32:23,825 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:32:23,826 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:32:23,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:32:23,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:32:23,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:32:23,828 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:32:23,828 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 08:32:23,829 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 08:32:23,829 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 08:32:23,830 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:32:23,830 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:32:23,831 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:32:23,831 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:32:23,832 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 08:32:23,832 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:32:23,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:32:23,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:32:23,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:32:23,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:32:23,834 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:32:23,835 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 08:32:23,835 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 08:32:23,835 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:32:23,836 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:32:23,836 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:32:23,836 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:32:23,836 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_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc71e27d640f259fee6a990f264936ae2bb4c56d6f3df0625c1e5ccb12b32ff9 [2023-12-02 08:32:24,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:32:24,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:32:24,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:32:24,150 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:32:24,151 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:32:24,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i [2023-12-02 08:32:26,949 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:32:27,181 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:32:27,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i [2023-12-02 08:32:27,192 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/data/adcdcc4dc/42323c31ffb4469b8c86b19468ee2a0e/FLAG134c08455 [2023-12-02 08:32:27,207 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/data/adcdcc4dc/42323c31ffb4469b8c86b19468ee2a0e [2023-12-02 08:32:27,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:32:27,211 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:32:27,213 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:32:27,213 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:32:27,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:32:27,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6510ab79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27, skipping insertion in model container [2023-12-02 08:32:27,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,252 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:32:27,378 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_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i[919,932] [2023-12-02 08:32:27,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:32:27,464 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:32:27,474 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_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i[919,932] [2023-12-02 08:32:27,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:32:27,533 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:32:27,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27 WrapperNode [2023-12-02 08:32:27,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:32:27,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:32:27,535 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:32:27,535 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:32:27,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,586 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 224 [2023-12-02 08:32:27,586 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:32:27,587 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:32:27,588 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:32:27,588 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:32:27,596 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,603 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,618 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,626 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,629 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:32:27,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:32:27,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:32:27,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:32:27,637 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27" (1/1) ... [2023-12-02 08:32:27,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:32:27,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:32:27,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:32:27,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:32:27,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:32:27,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 08:32:27,714 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 08:32:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 08:32:27,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:32:27,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:32:27,820 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:32:27,822 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:32:29,620 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:32:29,669 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:32:29,669 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 08:32:29,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:29 BoogieIcfgContainer [2023-12-02 08:32:29,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:32:29,673 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:32:29,673 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:32:29,675 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:32:29,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:32:27" (1/3) ... [2023-12-02 08:32:29,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26bade4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:32:29, skipping insertion in model container [2023-12-02 08:32:29,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:27" (2/3) ... [2023-12-02 08:32:29,677 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26bade4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:32:29, skipping insertion in model container [2023-12-02 08:32:29,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:29" (3/3) ... [2023-12-02 08:32:29,678 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i [2023-12-02 08:32:29,694 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:32:29,694 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 08:32:29,738 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:32:29,744 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;@55a7afeb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:32:29,744 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 08:32:29,748 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 08:32:29,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-02 08:32:29,764 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:32:29,765 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:29,766 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:32:29,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:32:29,771 INFO L85 PathProgramCache]: Analyzing trace with hash -632265613, now seen corresponding path program 1 times [2023-12-02 08:32:29,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:32:29,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1069181171] [2023-12-02 08:32:29,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:32:29,786 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 08:32:29,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:32:29,788 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:29,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:32:30,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 08:32:30,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:32:30,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1034 proven. 0 refuted. 0 times theorem prover too weak. 1210 trivial. 0 not checked. [2023-12-02 08:32:30,356 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:32:30,356 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:32:30,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1069181171] [2023-12-02 08:32:30,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1069181171] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:32:30,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:32:30,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:32:30,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791830896] [2023-12-02 08:32:30,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:32:30,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 08:32:30,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:32:30,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 08:32:30,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:32:30,398 INFO L87 Difference]: Start difference. First operand has 93 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-02 08:32:31,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:32:31,068 INFO L93 Difference]: Finished difference Result 182 states and 330 transitions. [2023-12-02 08:32:31,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 08:32:31,089 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 208 [2023-12-02 08:32:31,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:32:31,099 INFO L225 Difference]: With dead ends: 182 [2023-12-02 08:32:31,099 INFO L226 Difference]: Without dead ends: 90 [2023-12-02 08:32:31,103 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 207 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 08:32:31,107 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-02 08:32:31,108 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-02 08:32:31,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-12-02 08:32:31,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-12-02 08:32:31,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 54 states have internal predecessors, (74), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 08:32:31,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 142 transitions. [2023-12-02 08:32:31,161 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 142 transitions. Word has length 208 [2023-12-02 08:32:31,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:32:31,162 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 142 transitions. [2023-12-02 08:32:31,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-02 08:32:31,163 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2023-12-02 08:32:31,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-02 08:32:31,168 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:32:31,168 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:31,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:31,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:31,370 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:32:31,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:32:31,371 INFO L85 PathProgramCache]: Analyzing trace with hash 802346147, now seen corresponding path program 1 times [2023-12-02 08:32:31,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:32:31,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1558546218] [2023-12-02 08:32:31,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:32:31,372 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 08:32:31,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:32:31,374 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:31,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:32:31,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 08:32:31,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:32:33,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-02 08:32:33,546 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:32:33,546 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:32:33,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1558546218] [2023-12-02 08:32:33,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1558546218] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:32:33,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:32:33,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:32:33,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981851280] [2023-12-02 08:32:33,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:32:33,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:32:33,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:32:33,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:32:33,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:32:33,552 INFO L87 Difference]: Start difference. First operand 90 states and 142 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 08:32:35,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:32:35,037 INFO L93 Difference]: Finished difference Result 261 states and 415 transitions. [2023-12-02 08:32:35,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:32:35,038 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 208 [2023-12-02 08:32:35,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:32:35,042 INFO L225 Difference]: With dead ends: 261 [2023-12-02 08:32:35,042 INFO L226 Difference]: Without dead ends: 172 [2023-12-02 08:32:35,044 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:32:35,045 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 33 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-02 08:32:35,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 249 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-02 08:32:35,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2023-12-02 08:32:35,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 151. [2023-12-02 08:32:35,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 80 states have (on average 1.25) internal successors, (100), 80 states have internal predecessors, (100), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-12-02 08:32:35,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 236 transitions. [2023-12-02 08:32:35,091 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 236 transitions. Word has length 208 [2023-12-02 08:32:35,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:32:35,099 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 236 transitions. [2023-12-02 08:32:35,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 08:32:35,099 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 236 transitions. [2023-12-02 08:32:35,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 08:32:35,103 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:32:35,104 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:35,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:35,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:35,306 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:32:35,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:32:35,307 INFO L85 PathProgramCache]: Analyzing trace with hash -298765247, now seen corresponding path program 1 times [2023-12-02 08:32:35,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:32:35,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [412540345] [2023-12-02 08:32:35,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:32:35,309 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 08:32:35,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:32:35,310 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:35,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:32:35,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 08:32:35,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:32:36,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-02 08:32:36,439 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:32:36,457 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:32:36,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [412540345] [2023-12-02 08:32:36,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [412540345] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:32:36,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:32:36,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:32:36,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973561869] [2023-12-02 08:32:36,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:32:36,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:32:36,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:32:36,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:32:36,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:32:36,462 INFO L87 Difference]: Start difference. First operand 151 states and 236 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 08:32:37,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:32:37,160 INFO L93 Difference]: Finished difference Result 259 states and 410 transitions. [2023-12-02 08:32:37,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:32:37,161 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 209 [2023-12-02 08:32:37,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:32:37,165 INFO L225 Difference]: With dead ends: 259 [2023-12-02 08:32:37,165 INFO L226 Difference]: Without dead ends: 170 [2023-12-02 08:32:37,166 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:32:37,167 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 28 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-12-02 08:32:37,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 270 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-12-02 08:32:37,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2023-12-02 08:32:37,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 157. [2023-12-02 08:32:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 86 states have (on average 1.255813953488372) internal successors, (108), 86 states have internal predecessors, (108), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-12-02 08:32:37,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 244 transitions. [2023-12-02 08:32:37,203 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 244 transitions. Word has length 209 [2023-12-02 08:32:37,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:32:37,205 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 244 transitions. [2023-12-02 08:32:37,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 08:32:37,205 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 244 transitions. [2023-12-02 08:32:37,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-02 08:32:37,209 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:32:37,209 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:37,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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)] Ended with exit code 0 [2023-12-02 08:32:37,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:37,410 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:32:37,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:32:37,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1096544617, now seen corresponding path program 1 times [2023-12-02 08:32:37,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:32:37,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1524609028] [2023-12-02 08:32:37,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:32:37,412 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 08:32:37,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:32:37,413 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:37,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-02 08:32:37,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:32:37,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 08:32:37,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:32:39,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-02 08:32:39,296 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:32:39,296 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:32:39,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1524609028] [2023-12-02 08:32:39,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1524609028] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:32:39,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:32:39,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:32:39,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108230] [2023-12-02 08:32:39,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:32:39,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:32:39,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:32:39,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:32:39,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:32:39,301 INFO L87 Difference]: Start difference. First operand 157 states and 244 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 08:32:41,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:32:41,618 INFO L93 Difference]: Finished difference Result 339 states and 531 transitions. [2023-12-02 08:32:41,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:32:41,619 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 211 [2023-12-02 08:32:41,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:32:41,623 INFO L225 Difference]: With dead ends: 339 [2023-12-02 08:32:41,623 INFO L226 Difference]: Without dead ends: 246 [2023-12-02 08:32:41,624 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:32:41,625 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 36 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-12-02 08:32:41,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 253 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-12-02 08:32:41,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2023-12-02 08:32:41,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 243. [2023-12-02 08:32:41,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 137 states have (on average 1.2627737226277371) internal successors, (173), 137 states have internal predecessors, (173), 102 states have call successors, (102), 3 states have call predecessors, (102), 3 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2023-12-02 08:32:41,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 377 transitions. [2023-12-02 08:32:41,672 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 377 transitions. Word has length 211 [2023-12-02 08:32:41,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:32:41,673 INFO L495 AbstractCegarLoop]: Abstraction has 243 states and 377 transitions. [2023-12-02 08:32:41,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 08:32:41,674 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 377 transitions. [2023-12-02 08:32:41,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-02 08:32:41,677 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:32:41,678 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:41,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-12-02 08:32:41,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:41,879 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:32:41,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:32:41,879 INFO L85 PathProgramCache]: Analyzing trace with hash -2117612971, now seen corresponding path program 1 times [2023-12-02 08:32:41,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:32:41,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1359825089] [2023-12-02 08:32:41,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:32:41,880 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 08:32:41,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:32:41,882 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:41,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 (6)] Waiting until timeout for monitored process [2023-12-02 08:32:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:32:42,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 08:32:42,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:32:42,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-02 08:32:42,896 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:32:42,896 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:32:42,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1359825089] [2023-12-02 08:32:42,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1359825089] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:32:42,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:32:42,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 08:32:42,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115905954] [2023-12-02 08:32:42,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:32:42,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:32:42,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:32:42,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:32:42,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:32:42,899 INFO L87 Difference]: Start difference. First operand 243 states and 377 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 08:32:44,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:32:44,742 INFO L93 Difference]: Finished difference Result 455 states and 709 transitions. [2023-12-02 08:32:44,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:32:44,762 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 211 [2023-12-02 08:32:44,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:32:44,765 INFO L225 Difference]: With dead ends: 455 [2023-12-02 08:32:44,765 INFO L226 Difference]: Without dead ends: 280 [2023-12-02 08:32:44,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 208 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 08:32:44,767 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 82 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-12-02 08:32:44,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 400 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-12-02 08:32:44,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2023-12-02 08:32:44,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 256. [2023-12-02 08:32:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 150 states have (on average 1.28) internal successors, (192), 150 states have internal predecessors, (192), 102 states have call successors, (102), 3 states have call predecessors, (102), 3 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2023-12-02 08:32:44,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 396 transitions. [2023-12-02 08:32:44,795 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 396 transitions. Word has length 211 [2023-12-02 08:32:44,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:32:44,796 INFO L495 AbstractCegarLoop]: Abstraction has 256 states and 396 transitions. [2023-12-02 08:32:44,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 08:32:44,796 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 396 transitions. [2023-12-02 08:32:44,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-02 08:32:44,800 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:32:44,800 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:44,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 (6)] Ended with exit code 0 [2023-12-02 08:32:45,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:45,001 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:32:45,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:32:45,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1048569251, now seen corresponding path program 1 times [2023-12-02 08:32:45,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:32:45,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [954313833] [2023-12-02 08:32:45,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:32:45,002 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 08:32:45,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:32:45,003 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:45,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-12-02 08:32:45,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:32:45,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 08:32:45,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:32:45,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 285 proven. 93 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-12-02 08:32:45,932 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:32:46,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 08:32:46,296 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:32:46,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [954313833] [2023-12-02 08:32:46,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [954313833] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:32:46,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [5045468] [2023-12-02 08:32:46,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:32:46,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:32:46,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:32:46,330 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:32:46,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 08:32:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:32:47,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 08:32:48,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:32:48,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 285 proven. 93 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-12-02 08:32:48,531 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:32:48,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 08:32:48,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [5045468] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:32:48,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470026813] [2023-12-02 08:32:48,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:32:48,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:32:48,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:32:48,867 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:32:48,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-02 08:32:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:32:49,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 08:32:49,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:32:49,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 285 proven. 93 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-12-02 08:32:49,724 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:32:50,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 08:32:50,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470026813] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:32:50,007 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 08:32:50,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-12-02 08:32:50,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64419530] [2023-12-02 08:32:50,007 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 08:32:50,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 08:32:50,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:32:50,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 08:32:50,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 08:32:50,010 INFO L87 Difference]: Start difference. First operand 256 states and 396 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (65), 2 states have call predecessors, (65), 4 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2023-12-02 08:32:51,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:32:51,408 INFO L93 Difference]: Finished difference Result 355 states and 543 transitions. [2023-12-02 08:32:51,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 08:32:51,430 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (65), 2 states have call predecessors, (65), 4 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) Word has length 213 [2023-12-02 08:32:51,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:32:51,432 INFO L225 Difference]: With dead ends: 355 [2023-12-02 08:32:51,432 INFO L226 Difference]: Without dead ends: 180 [2023-12-02 08:32:51,433 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1276 GetRequests, 1264 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-12-02 08:32:51,434 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 73 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-02 08:32:51,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 218 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-02 08:32:51,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-12-02 08:32:51,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 173. [2023-12-02 08:32:51,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 100 states have (on average 1.22) internal successors, (122), 100 states have internal predecessors, (122), 68 states have call successors, (68), 4 states have call predecessors, (68), 4 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-12-02 08:32:51,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 258 transitions. [2023-12-02 08:32:51,453 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 258 transitions. Word has length 213 [2023-12-02 08:32:51,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:32:51,454 INFO L495 AbstractCegarLoop]: Abstraction has 173 states and 258 transitions. [2023-12-02 08:32:51,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (65), 2 states have call predecessors, (65), 4 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2023-12-02 08:32:51,454 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 258 transitions. [2023-12-02 08:32:51,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-02 08:32:51,456 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:32:51,456 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:51,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-12-02 08:32:51,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-12-02 08:32:51,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 08:32:52,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 08:32:52,057 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:32:52,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:32:52,058 INFO L85 PathProgramCache]: Analyzing trace with hash 508141483, now seen corresponding path program 1 times [2023-12-02 08:32:52,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:32:52,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [372899756] [2023-12-02 08:32:52,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:32:52,058 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 08:32:52,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:32:52,059 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/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 08:32:52,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6da5f44-30aa-4fcd-b1ff-46ae47643e18/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-12-02 08:32:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:32:52,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-02 08:32:52,482 INFO L285 TraceCheckSpWp]: Computing forward predicates...