./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-15.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_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/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_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/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_de7799c9-935a-4c90-bd0a-6dca741188a7/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 dc11aa3138612b9dd247377ad158c17276562abfe5c53e5e573e51e728a9b89a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:42:58,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:42:58,216 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 17:42:58,221 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:42:58,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:42:58,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:42:58,245 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:42:58,245 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:42:58,246 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:42:58,247 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:42:58,247 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:42:58,248 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:42:58,248 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:42:58,249 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 17:42:58,249 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:42:58,250 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:42:58,250 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 17:42:58,251 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 17:42:58,251 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:42:58,252 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 17:42:58,252 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 17:42:58,253 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 17:42:58,254 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:42:58,254 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:42:58,255 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 17:42:58,255 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 17:42:58,255 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 17:42:58,256 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:42:58,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:42:58,257 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:42:58,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:42:58,257 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 17:42:58,258 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:42:58,258 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:42:58,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:42:58,259 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:42:58,259 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:42:58,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:42:58,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:42:58,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:42:58,260 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:42:58,260 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 17:42:58,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 17:42:58,260 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:42:58,261 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:42:58,261 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:42:58,261 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:42:58,261 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_de7799c9-935a-4c90-bd0a-6dca741188a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc11aa3138612b9dd247377ad158c17276562abfe5c53e5e573e51e728a9b89a [2023-12-02 17:42:58,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:42:58,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:42:58,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:42:58,517 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:42:58,517 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:42:58,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-15.i [2023-12-02 17:43:01,219 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:43:01,447 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:43:01,448 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-15.i [2023-12-02 17:43:01,458 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/data/529961739/95b135c6c6fa479fa14d56009695f5f5/FLAG7ead8874a [2023-12-02 17:43:01,796 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/data/529961739/95b135c6c6fa479fa14d56009695f5f5 [2023-12-02 17:43:01,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:43:01,799 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:43:01,799 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:43:01,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:43:01,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:43:01,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:43:01" (1/1) ... [2023-12-02 17:43:01,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aae5351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:01, skipping insertion in model container [2023-12-02 17:43:01,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:43:01" (1/1) ... [2023-12-02 17:43:01,833 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:43:01,952 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_de7799c9-935a-4c90-bd0a-6dca741188a7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-15.i[913,926] [2023-12-02 17:43:02,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:43:02,014 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:43:02,031 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_de7799c9-935a-4c90-bd0a-6dca741188a7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-15.i[913,926] [2023-12-02 17:43:02,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:43:02,085 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:43:02,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02 WrapperNode [2023-12-02 17:43:02,086 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:43:02,087 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:43:02,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:43:02,087 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:43:02,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02" (1/1) ... [2023-12-02 17:43:02,101 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02" (1/1) ... [2023-12-02 17:43:02,127 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 177 [2023-12-02 17:43:02,127 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:43:02,128 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:43:02,128 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:43:02,128 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:43:02,135 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02" (1/1) ... [2023-12-02 17:43:02,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02" (1/1) ... [2023-12-02 17:43:02,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02" (1/1) ... [2023-12-02 17:43:02,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02" (1/1) ... [2023-12-02 17:43:02,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02" (1/1) ... [2023-12-02 17:43:02,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02" (1/1) ... [2023-12-02 17:43:02,149 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02" (1/1) ... [2023-12-02 17:43:02,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02" (1/1) ... [2023-12-02 17:43:02,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:43:02,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:43:02,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:43:02,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:43:02,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02" (1/1) ... [2023-12-02 17:43:02,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:43:02,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:43:02,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:43:02,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:43:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:43:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 17:43:02,209 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 17:43:02,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 17:43:02,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:43:02,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:43:02,282 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:43:02,284 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:43:02,537 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:43:02,688 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:43:02,688 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:43:02,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:43:02 BoogieIcfgContainer [2023-12-02 17:43:02,690 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:43:02,693 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:43:02,694 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:43:02,697 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:43:02,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:43:01" (1/3) ... [2023-12-02 17:43:02,698 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@557fc368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:43:02, skipping insertion in model container [2023-12-02 17:43:02,698 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:02" (2/3) ... [2023-12-02 17:43:02,699 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@557fc368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:43:02, skipping insertion in model container [2023-12-02 17:43:02,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:43:02" (3/3) ... [2023-12-02 17:43:02,700 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-15.i [2023-12-02 17:43:02,718 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:43:02,718 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:43:02,756 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:43:02,762 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;@35bcc4a9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:43:02,762 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:43:02,765 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-02 17:43:02,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-02 17:43:02,776 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:43:02,777 INFO L195 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:43:02,777 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:43:02,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:43:02,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1426179935, now seen corresponding path program 1 times [2023-12-02 17:43:02,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:43:02,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829520135] [2023-12-02 17:43:02,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:43:02,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:43:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 17:43:03,082 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 17:43:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 17:43:03,328 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 17:43:03,330 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 17:43:03,331 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 17:43:03,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 17:43:03,338 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 17:43:03,342 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 17:43:03,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:43:03 BoogieIcfgContainer [2023-12-02 17:43:03,437 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 17:43:03,438 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 17:43:03,438 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 17:43:03,438 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 17:43:03,438 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:43:02" (3/4) ... [2023-12-02 17:43:03,441 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 17:43:03,442 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 17:43:03,443 INFO L158 Benchmark]: Toolchain (without parser) took 1643.99ms. Allocated memory is still 195.0MB. Free memory was 163.2MB in the beginning and 145.9MB in the end (delta: 17.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-12-02 17:43:03,443 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 125.8MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:43:03,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.57ms. Allocated memory is still 195.0MB. Free memory was 163.2MB in the beginning and 161.4MB in the end (delta: 1.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 17:43:03,445 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.68ms. Allocated memory is still 195.0MB. Free memory was 161.4MB in the beginning and 159.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 17:43:03,445 INFO L158 Benchmark]: Boogie Preprocessor took 25.01ms. Allocated memory is still 195.0MB. Free memory was 159.3MB in the beginning and 157.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 17:43:03,446 INFO L158 Benchmark]: RCFGBuilder took 537.06ms. Allocated memory is still 195.0MB. Free memory was 157.2MB in the beginning and 123.7MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-02 17:43:03,447 INFO L158 Benchmark]: TraceAbstraction took 743.52ms. Allocated memory is still 195.0MB. Free memory was 123.5MB in the beginning and 145.9MB in the end (delta: -22.4MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2023-12-02 17:43:03,447 INFO L158 Benchmark]: Witness Printer took 4.26ms. Allocated memory is still 195.0MB. Free memory is still 145.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:43:03,450 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 125.8MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.57ms. Allocated memory is still 195.0MB. Free memory was 163.2MB in the beginning and 161.4MB in the end (delta: 1.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.68ms. Allocated memory is still 195.0MB. Free memory was 161.4MB in the beginning and 159.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.01ms. Allocated memory is still 195.0MB. Free memory was 159.3MB in the beginning and 157.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 537.06ms. Allocated memory is still 195.0MB. Free memory was 157.2MB in the beginning and 123.7MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 743.52ms. Allocated memory is still 195.0MB. Free memory was 123.5MB in the beginning and 145.9MB in the end (delta: -22.4MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. * Witness Printer took 4.26ms. Allocated memory is still 195.0MB. Free memory is still 145.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 50, overapproximation of someBinaryArithmeticDOUBLEoperation at line 57, overapproximation of someUnaryDOUBLEoperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -10; [L23] unsigned char var_1_2 = 0; [L24] float var_1_3 = 32.4; [L25] float var_1_4 = 49.2; [L26] signed short int var_1_5 = 2; [L27] signed short int var_1_6 = -32; [L28] signed short int var_1_7 = 10; [L29] signed short int var_1_8 = 64; [L30] signed short int var_1_9 = 256; [L31] signed char var_1_10 = -5; [L32] signed char var_1_11 = 5; [L33] double var_1_12 = 256.4; [L34] float var_1_13 = 2.6; [L35] float var_1_14 = 128.125; [L36] double var_1_15 = 32.5; [L37] double var_1_16 = 10000000000.25; [L38] signed char var_1_17 = -5; [L39] unsigned char var_1_18 = 1; [L40] unsigned char var_1_19 = 0; [L41] unsigned char var_1_20 = 0; [L42] signed long int var_1_21 = 1; [L43] signed short int var_1_22 = 17178; [L44] signed short int var_1_23 = 5; [L45] signed long int var_1_24 = -8; [L46] signed long int var_1_25 = -4; [L151] isInitial = 1 [L152] FCALL initially() [L153] COND TRUE 1 [L154] FCALL updateLastVariables() [L155] CALL updateVariables() [L95] var_1_2 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_3=162/5, var_1_4=246/5, var_1_5=2, var_1_6=-32, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_3=162/5, var_1_4=246/5, var_1_5=2, var_1_6=-32, var_1_7=10, var_1_8=64, var_1_9=256] [L97] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_3=162/5, var_1_4=246/5, var_1_5=2, var_1_6=-32, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_3=162/5, var_1_4=246/5, var_1_5=2, var_1_6=-32, var_1_7=10, var_1_8=64, var_1_9=256] [L98] var_1_3 = __VERIFIER_nondet_float() [L99] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_4=246/5, var_1_5=2, var_1_6=-32, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_4=246/5, var_1_5=2, var_1_6=-32, var_1_7=10, var_1_8=64, var_1_9=256] [L100] var_1_4 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=2, var_1_6=-32, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=2, var_1_6=-32, var_1_7=10, var_1_8=64, var_1_9=256] [L102] var_1_5 = __VERIFIER_nondet_short() [L103] CALL assume_abort_if_not(var_1_5 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=-32, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_5 >= -16383) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=-32, var_1_7=10, var_1_8=64, var_1_9=256] [L104] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=-32, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=-32, var_1_7=10, var_1_8=64, var_1_9=256] [L105] var_1_6 = __VERIFIER_nondet_short() [L106] CALL assume_abort_if_not(var_1_6 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_6 >= -16383) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=10, var_1_8=64, var_1_9=256] [L107] CALL assume_abort_if_not(var_1_6 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_6 <= 16383) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=10, var_1_8=64, var_1_9=256] [L108] var_1_7 = __VERIFIER_nondet_short() [L109] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=64, var_1_9=256] [L110] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=64, var_1_9=256] [L111] var_1_8 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_8 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=256] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_8 >= -1) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=256] [L113] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=256] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=256] [L114] var_1_9 = __VERIFIER_nondet_short() [L115] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L116] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L117] var_1_11 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L119] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L120] var_1_13 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L122] var_1_14 = __VERIFIER_nondet_float() [L123] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L124] var_1_15 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_16=40000000001/4, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L126] var_1_16 = __VERIFIER_nondet_double() [L127] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L128] var_1_18 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L130] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L131] var_1_20 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L133] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L134] var_1_22 = __VERIFIER_nondet_short() [L135] CALL assume_abort_if_not(var_1_22 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_22 >= 16383) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L136] CALL assume_abort_if_not(var_1_22 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_22 <= 32767) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=5, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L137] var_1_23 = __VERIFIER_nondet_short() [L138] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=16384, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=16384, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L139] CALL assume_abort_if_not(var_1_23 <= 16384) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=16384, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_23 <= 16384) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=16384, var_1_24=-8, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L140] var_1_24 = __VERIFIER_nondet_long() [L141] CALL assume_abort_if_not(var_1_24 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=16384, var_1_24=1, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_24 >= -2147483647) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=16384, var_1_24=1, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L142] CALL assume_abort_if_not(var_1_24 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=16384, var_1_24=1, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_24 <= 2147483646) VAL [isInitial=1, var_1_10=-5, var_1_11=-6, var_1_12=1282/5, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=16384, var_1_24=1, var_1_25=-4, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L155] RET updateVariables() [L156] CALL step() [L50] COND TRUE var_1_2 || (var_1_3 > var_1_4) [L51] var_1_1 = (var_1_5 + var_1_6) [L55] var_1_10 = var_1_11 [L56] COND FALSE !(var_1_4 >= (var_1_3 * (var_1_13 + var_1_14))) [L59] var_1_12 = var_1_16 [L61] COND FALSE !(var_1_14 <= ((((var_1_4) < (var_1_12)) ? (var_1_4) : (var_1_12)))) [L68] COND TRUE var_1_10 < var_1_17 [L69] COND TRUE var_1_11 <= var_1_1 [L70] var_1_19 = var_1_20 [L73] COND FALSE !(\read(var_1_20)) [L86] var_1_21 = var_1_9 [L88] COND TRUE \read(var_1_2) [L89] var_1_25 = (var_1_10 + ((((var_1_17) < (((((var_1_8) < (var_1_5)) ? (var_1_8) : (var_1_5))))) ? (var_1_17) : (((((var_1_8) < (var_1_5)) ? (var_1_8) : (var_1_5))))))) [L156] RET step() [L157] CALL, EXPR property() [L147-L148] return (((((((var_1_2 || (var_1_3 > var_1_4)) ? (var_1_1 == ((signed short int) (var_1_5 + var_1_6))) : (var_1_1 == ((signed short int) ((((((var_1_7 + 1)) < (var_1_8)) ? ((var_1_7 + 1)) : (var_1_8))) - (24762 - var_1_9))))) && (var_1_10 == ((signed char) var_1_11))) && ((var_1_4 >= (var_1_3 * (var_1_13 + var_1_14))) ? (var_1_12 == ((double) (((((var_1_15 - var_1_16)) < (-0.85)) ? ((var_1_15 - var_1_16)) : (-0.85))))) : (var_1_12 == ((double) var_1_16)))) && ((var_1_14 <= ((((var_1_4) < (var_1_12)) ? (var_1_4) : (var_1_12)))) ? ((var_1_2 || var_1_18) ? (var_1_17 == ((signed char) var_1_11)) : (var_1_17 == ((signed char) var_1_11))) : 1)) && ((var_1_10 < var_1_17) ? ((var_1_11 <= var_1_1) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_20 ? ((var_1_6 < ((var_1_22 - var_1_23) - var_1_9)) ? (var_1_19 ? ((var_1_10 == (var_1_22 + var_1_11)) ? (var_1_21 == ((signed long int) var_1_1)) : 1) : (var_1_21 == ((signed long int) var_1_24))) : (var_1_21 == ((signed long int) var_1_11))) : (var_1_21 == ((signed long int) var_1_9)))) && (var_1_2 ? (var_1_25 == ((signed long int) (var_1_10 + ((((var_1_17) < (((((var_1_8) < (var_1_5)) ? (var_1_8) : (var_1_5))))) ? (var_1_17) : (((((var_1_8) < (var_1_5)) ? (var_1_8) : (var_1_5))))))))) : (var_1_25 == ((signed long int) var_1_24))) ; [L157] RET, EXPR property() [L157] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-6, var_1_11=-6, var_1_12=10000000005, var_1_16=10000000005, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-1, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=16384, var_1_24=1, var_1_25=-12, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=-6, var_1_11=-6, var_1_12=10000000005, var_1_16=10000000005, var_1_17=-5, var_1_18=1, var_1_19=0, var_1_1=-1, var_1_20=0, var_1_21=1, var_1_22=16391, var_1_23=16384, var_1_24=1, var_1_25=-12, var_1_2=1, var_1_5=-6, var_1_6=5, var_1_7=16383, var_1_8=16383, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 30, 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=57occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 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 17:43:03,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/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_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/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_de7799c9-935a-4c90-bd0a-6dca741188a7/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 dc11aa3138612b9dd247377ad158c17276562abfe5c53e5e573e51e728a9b89a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:43:05,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:43:05,464 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 17:43:05,493 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:43:05,494 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:43:05,520 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:43:05,520 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:43:05,521 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:43:05,522 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:43:05,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:43:05,523 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:43:05,523 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:43:05,524 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:43:05,524 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:43:05,524 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:43:05,525 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:43:05,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:43:05,526 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:43:05,527 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 17:43:05,527 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 17:43:05,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:43:05,528 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:43:05,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:43:05,529 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:43:05,529 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 17:43:05,529 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 17:43:05,530 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 17:43:05,530 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 17:43:05,530 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:43:05,531 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:43:05,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:43:05,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 17:43:05,532 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:43:05,532 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:43:05,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:43:05,532 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:43:05,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:43:05,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:43:05,533 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 17:43:05,533 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 17:43:05,533 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:43:05,534 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:43:05,534 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:43:05,534 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:43:05,534 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_de7799c9-935a-4c90-bd0a-6dca741188a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc11aa3138612b9dd247377ad158c17276562abfe5c53e5e573e51e728a9b89a [2023-12-02 17:43:05,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:43:05,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:43:05,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:43:05,847 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:43:05,847 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:43:05,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-15.i [2023-12-02 17:43:08,573 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:43:08,784 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:43:08,785 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-15.i [2023-12-02 17:43:08,796 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/data/ef7fe5c9c/70a15eb65a27481e8b449ed3615ab947/FLAGd58e20321 [2023-12-02 17:43:08,810 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/data/ef7fe5c9c/70a15eb65a27481e8b449ed3615ab947 [2023-12-02 17:43:08,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:43:08,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:43:08,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:43:08,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:43:08,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:43:08,821 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:43:08" (1/1) ... [2023-12-02 17:43:08,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dbc9801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:08, skipping insertion in model container [2023-12-02 17:43:08,822 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:43:08" (1/1) ... [2023-12-02 17:43:08,854 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:43:09,000 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_de7799c9-935a-4c90-bd0a-6dca741188a7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-15.i[913,926] [2023-12-02 17:43:09,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:43:09,074 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:43:09,087 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_de7799c9-935a-4c90-bd0a-6dca741188a7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-15.i[913,926] [2023-12-02 17:43:09,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:43:09,139 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:43:09,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09 WrapperNode [2023-12-02 17:43:09,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:43:09,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:43:09,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:43:09,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:43:09,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09" (1/1) ... [2023-12-02 17:43:09,162 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09" (1/1) ... [2023-12-02 17:43:09,191 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168 [2023-12-02 17:43:09,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:43:09,192 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:43:09,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:43:09,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:43:09,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09" (1/1) ... [2023-12-02 17:43:09,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09" (1/1) ... [2023-12-02 17:43:09,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09" (1/1) ... [2023-12-02 17:43:09,207 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09" (1/1) ... [2023-12-02 17:43:09,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09" (1/1) ... [2023-12-02 17:43:09,222 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09" (1/1) ... [2023-12-02 17:43:09,225 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09" (1/1) ... [2023-12-02 17:43:09,227 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09" (1/1) ... [2023-12-02 17:43:09,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:43:09,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:43:09,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:43:09,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:43:09,233 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09" (1/1) ... [2023-12-02 17:43:09,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:43:09,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:43:09,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:43:09,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:43:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:43:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 17:43:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 17:43:09,297 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 17:43:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:43:09,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:43:09,393 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:43:09,395 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:43:15,074 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:43:15,118 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:43:15,119 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:43:15,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:43:15 BoogieIcfgContainer [2023-12-02 17:43:15,119 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:43:15,122 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:43:15,122 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:43:15,125 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:43:15,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:43:08" (1/3) ... [2023-12-02 17:43:15,126 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62e35af0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:43:15, skipping insertion in model container [2023-12-02 17:43:15,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:43:09" (2/3) ... [2023-12-02 17:43:15,127 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62e35af0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:43:15, skipping insertion in model container [2023-12-02 17:43:15,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:43:15" (3/3) ... [2023-12-02 17:43:15,128 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-15.i [2023-12-02 17:43:15,146 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:43:15,147 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:43:15,196 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:43:15,203 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;@334f1397, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:43:15,203 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:43:15,208 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-02 17:43:15,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-12-02 17:43:15,225 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:43:15,226 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:43:15,226 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:43:15,231 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:43:15,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1941027966, now seen corresponding path program 1 times [2023-12-02 17:43:15,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:43:15,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1314229915] [2023-12-02 17:43:15,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:43:15,244 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 17:43:15,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:43:15,245 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/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 17:43:15,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/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 17:43:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:43:15,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 17:43:15,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:43:15,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 850 proven. 0 refuted. 0 times theorem prover too weak. 890 trivial. 0 not checked. [2023-12-02 17:43:15,760 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:43:15,761 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:43:15,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1314229915] [2023-12-02 17:43:15,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1314229915] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:43:15,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:43:15,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 17:43:15,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511084528] [2023-12-02 17:43:15,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:43:15,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 17:43:15,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 17:43:15,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 17:43:15,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 17:43:15,804 INFO L87 Difference]: Start difference. First operand has 73 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-12-02 17:43:17,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:43:17,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:43:17,950 INFO L93 Difference]: Finished difference Result 143 states and 260 transitions. [2023-12-02 17:43:17,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 17:43:17,974 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 180 [2023-12-02 17:43:17,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:43:17,981 INFO L225 Difference]: With dead ends: 143 [2023-12-02 17:43:17,981 INFO L226 Difference]: Without dead ends: 71 [2023-12-02 17:43:17,984 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 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 17:43:17,986 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-12-02 17:43:17,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-12-02 17:43:17,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-12-02 17:43:18,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-12-02 17:43:18,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 39 states have internal predecessors, (51), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-02 17:43:18,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 111 transitions. [2023-12-02 17:43:18,028 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 111 transitions. Word has length 180 [2023-12-02 17:43:18,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:43:18,029 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 111 transitions. [2023-12-02 17:43:18,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-12-02 17:43:18,029 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2023-12-02 17:43:18,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-12-02 17:43:18,035 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:43:18,035 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:43:18,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/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 17:43:18,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/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 17:43:18,237 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:43:18,237 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:43:18,237 INFO L85 PathProgramCache]: Analyzing trace with hash -192215286, now seen corresponding path program 1 times [2023-12-02 17:43:18,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:43:18,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1887306581] [2023-12-02 17:43:18,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:43:18,239 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 17:43:18,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:43:18,241 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/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 17:43:18,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de7799c9-935a-4c90-bd0a-6dca741188a7/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 17:43:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:43:18,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 17:43:18,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:44:00,868 WARN L293 SmtUtils]: Spent 13.37s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:44:54,021 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.lt .cse2 c_~var_1_12~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0))) (and (= c_~var_1_10~0 c_~var_1_11~0) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd ((_ sign_extend 16) c_~var_1_6~0) ((_ sign_extend 16) c_~var_1_5~0)))) (fp.geq c_~var_1_4~0 (fp.mul c_currentRoundingMode c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (bvsle ((_ zero_extend 24) c_~var_1_20~0) (_ bv0 32)) (or (not (fp.leq .cse0 c_~var_1_12~0)) .cse1) (or (not .cse1) (not (fp.leq .cse0 .cse2))) (let ((.cse5 (fp.sub c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse4 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 17.0 20.0))))) (let ((.cse3 (fp.lt .cse5 .cse4))) (or (and (not .cse3) (= c_~var_1_12~0 .cse4)) (and .cse3 (= c_~var_1_12~0 .cse5))))) (= c_~var_1_19~0 (_ bv0 8)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 17:44:56,046 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.lt .cse2 c_~var_1_12~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0))) (and (= c_~var_1_10~0 c_~var_1_11~0) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd ((_ sign_extend 16) c_~var_1_6~0) ((_ sign_extend 16) c_~var_1_5~0)))) (fp.geq c_~var_1_4~0 (fp.mul c_currentRoundingMode c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (bvsle ((_ zero_extend 24) c_~var_1_20~0) (_ bv0 32)) (or (not (fp.leq .cse0 c_~var_1_12~0)) .cse1) (or (not .cse1) (not (fp.leq .cse0 .cse2))) (let ((.cse5 (fp.sub c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse4 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 17.0 20.0))))) (let ((.cse3 (fp.lt .cse5 .cse4))) (or (and (not .cse3) (= c_~var_1_12~0 .cse4)) (and .cse3 (= c_~var_1_12~0 .cse5))))) (= c_~var_1_19~0 (_ bv0 8)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 17:46:42,620 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.lt .cse2 c_~var_1_12~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0))) (and (= c_~var_1_10~0 c_~var_1_11~0) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd ((_ sign_extend 16) c_~var_1_6~0) ((_ sign_extend 16) c_~var_1_5~0)))) (fp.geq c_~var_1_4~0 (fp.mul c_currentRoundingMode c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (bvsle ((_ zero_extend 24) c_~var_1_20~0) (_ bv0 32)) (or (not (fp.leq .cse0 c_~var_1_12~0)) .cse1) (= c_~var_1_21~0 ((_ sign_extend 16) c_~var_1_9~0)) (or (not .cse1) (not (fp.leq .cse0 .cse2))) (let ((.cse5 (fp.sub c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse4 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 17.0 20.0))))) (let ((.cse3 (fp.lt .cse5 .cse4))) (or (and (not .cse3) (= c_~var_1_12~0 .cse4)) (and .cse3 (= c_~var_1_12~0 .cse5))))) (= c_~var_1_19~0 (_ bv0 8)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 17:46:44,645 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.lt .cse2 c_~var_1_12~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0))) (and (= c_~var_1_10~0 c_~var_1_11~0) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd ((_ sign_extend 16) c_~var_1_6~0) ((_ sign_extend 16) c_~var_1_5~0)))) (fp.geq c_~var_1_4~0 (fp.mul c_currentRoundingMode c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (bvsle ((_ zero_extend 24) c_~var_1_20~0) (_ bv0 32)) (or (not (fp.leq .cse0 c_~var_1_12~0)) .cse1) (= c_~var_1_21~0 ((_ sign_extend 16) c_~var_1_9~0)) (or (not .cse1) (not (fp.leq .cse0 .cse2))) (let ((.cse5 (fp.sub c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse4 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 17.0 20.0))))) (let ((.cse3 (fp.lt .cse5 .cse4))) (or (and (not .cse3) (= c_~var_1_12~0 .cse4)) (and .cse3 (= c_~var_1_12~0 .cse5))))) (= c_~var_1_19~0 (_ bv0 8)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 17:48:20,455 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse10 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse0 ((_ sign_extend 16) c_~var_1_5~0)) (.cse9 (fp.lt .cse10 c_~var_1_12~0)) (.cse8 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0))) (and (= c_~var_1_10~0 c_~var_1_11~0) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd ((_ sign_extend 16) c_~var_1_6~0) .cse0))) (fp.geq c_~var_1_4~0 (fp.mul c_currentRoundingMode c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (bvsle ((_ zero_extend 24) c_~var_1_20~0) (_ bv0 32)) (let ((.cse4 ((_ sign_extend 24) c_~var_1_17~0)) (.cse2 ((_ sign_extend 24) c_~var_1_10~0)) (.cse7 ((_ sign_extend 16) c_~var_1_8~0))) (let ((.cse5 (bvslt .cse7 .cse0)) (.cse3 (= c_~var_1_25~0 (bvadd .cse4 .cse2)))) (or (and (let ((.cse1 (bvslt .cse4 .cse0))) (or (and (not .cse1) (= (bvadd .cse0 .cse2) c_~var_1_25~0)) (and .cse3 .cse1))) (not .cse5)) (and .cse5 (let ((.cse6 (bvslt .cse4 .cse7))) (or (and (not .cse6) (= c_~var_1_25~0 (bvadd .cse7 .cse2))) (and .cse3 .cse6))))))) (or (not (fp.leq .cse8 c_~var_1_12~0)) .cse9) (= c_~var_1_21~0 ((_ sign_extend 16) c_~var_1_9~0)) (not (= (_ bv0 8) c_~var_1_2~0)) (or (not .cse9) (not (fp.leq .cse8 .cse10))) (let ((.cse13 (fp.sub c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse12 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 17.0 20.0))))) (let ((.cse11 (fp.lt .cse13 .cse12))) (or (and (not .cse11) (= c_~var_1_12~0 .cse12)) (and .cse11 (= c_~var_1_12~0 .cse13))))) (= c_~var_1_19~0 (_ bv0 8)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 17:48:22,486 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse10 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse0 ((_ sign_extend 16) c_~var_1_5~0)) (.cse9 (fp.lt .cse10 c_~var_1_12~0)) (.cse8 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0))) (and (= c_~var_1_10~0 c_~var_1_11~0) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd ((_ sign_extend 16) c_~var_1_6~0) .cse0))) (fp.geq c_~var_1_4~0 (fp.mul c_currentRoundingMode c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (bvsle ((_ zero_extend 24) c_~var_1_20~0) (_ bv0 32)) (let ((.cse4 ((_ sign_extend 24) c_~var_1_17~0)) (.cse2 ((_ sign_extend 24) c_~var_1_10~0)) (.cse7 ((_ sign_extend 16) c_~var_1_8~0))) (let ((.cse5 (bvslt .cse7 .cse0)) (.cse3 (= c_~var_1_25~0 (bvadd .cse4 .cse2)))) (or (and (let ((.cse1 (bvslt .cse4 .cse0))) (or (and (not .cse1) (= (bvadd .cse0 .cse2) c_~var_1_25~0)) (and .cse3 .cse1))) (not .cse5)) (and .cse5 (let ((.cse6 (bvslt .cse4 .cse7))) (or (and (not .cse6) (= c_~var_1_25~0 (bvadd .cse7 .cse2))) (and .cse3 .cse6))))))) (or (not (fp.leq .cse8 c_~var_1_12~0)) .cse9) (= c_~var_1_21~0 ((_ sign_extend 16) c_~var_1_9~0)) (not (= (_ bv0 8) c_~var_1_2~0)) (or (not .cse9) (not (fp.leq .cse8 .cse10))) (let ((.cse13 (fp.sub c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse12 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 17.0 20.0))))) (let ((.cse11 (fp.lt .cse13 .cse12))) (or (and (not .cse11) (= c_~var_1_12~0 .cse12)) (and .cse11 (= c_~var_1_12~0 .cse13))))) (= c_~var_1_19~0 (_ bv0 8)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true