./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX --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 2b25a2230e8cd5e14dc98a853cb32c06f85de9122996251da70e4b6160e146c4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:50:25,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:50:25,723 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:50:25,733 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:50:25,734 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:50:25,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:50:25,781 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:50:25,782 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:50:25,783 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:50:25,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:50:25,788 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:50:25,789 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:50:25,790 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:50:25,792 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:50:25,792 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:50:25,793 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:50:25,793 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:50:25,794 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:50:25,794 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:50:25,795 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:50:25,795 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:50:25,796 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:50:25,797 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:50:25,798 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:50:25,798 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:50:25,799 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:50:25,799 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:50:25,800 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:50:25,800 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:50:25,801 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:50:25,802 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:50:25,802 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:50:25,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:50:25,803 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:50:25,803 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:50:25,804 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:50:25,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:50:25,804 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:50:25,805 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:50:25,805 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:50:25,805 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:50:25,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:50:25,806 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:50:25,806 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:50:25,807 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:50:25,807 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_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b25a2230e8cd5e14dc98a853cb32c06f85de9122996251da70e4b6160e146c4 [2023-11-12 00:50:26,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:50:26,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:50:26,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:50:26,157 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:50:26,157 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:50:26,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i [2023-11-12 00:50:29,314 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:50:29,563 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:50:29,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i [2023-11-12 00:50:29,577 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/data/599c94810/a5ab1ab1b1ef467c934ae3904b029222/FLAGcaa4c9619 [2023-11-12 00:50:29,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/data/599c94810/a5ab1ab1b1ef467c934ae3904b029222 [2023-11-12 00:50:29,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:50:29,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:50:29,601 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:50:29,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:50:29,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:50:29,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:50:29" (1/1) ... [2023-11-12 00:50:29,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d9536b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:29, skipping insertion in model container [2023-11-12 00:50:29,622 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:50:29" (1/1) ... [2023-11-12 00:50:29,658 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:50:29,838 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_dd629790-136b-46b0-9889-c30abe8e7153/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i[919,932] [2023-11-12 00:50:29,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:50:29,950 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:50:29,965 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_dd629790-136b-46b0-9889-c30abe8e7153/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i[919,932] [2023-11-12 00:50:30,020 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:50:30,041 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:50:30,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30 WrapperNode [2023-11-12 00:50:30,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:50:30,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:50:30,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:50:30,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:50:30,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30" (1/1) ... [2023-11-12 00:50:30,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30" (1/1) ... [2023-11-12 00:50:30,153 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 284 [2023-11-12 00:50:30,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:50:30,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:50:30,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:50:30,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:50:30,164 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30" (1/1) ... [2023-11-12 00:50:30,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30" (1/1) ... [2023-11-12 00:50:30,170 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30" (1/1) ... [2023-11-12 00:50:30,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30" (1/1) ... [2023-11-12 00:50:30,207 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30" (1/1) ... [2023-11-12 00:50:30,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30" (1/1) ... [2023-11-12 00:50:30,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30" (1/1) ... [2023-11-12 00:50:30,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30" (1/1) ... [2023-11-12 00:50:30,247 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:50:30,253 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:50:30,253 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:50:30,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:50:30,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30" (1/1) ... [2023-11-12 00:50:30,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:50:30,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:30,292 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:50:30,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:50:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:50:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:50:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:50:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:50:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:50:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:50:30,491 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:50:30,494 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:50:31,254 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:50:31,712 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:50:31,712 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:50:31,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:31 BoogieIcfgContainer [2023-11-12 00:50:31,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:50:31,718 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:50:31,718 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:50:31,722 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:50:31,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:50:29" (1/3) ... [2023-11-12 00:50:31,724 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59660ed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:31, skipping insertion in model container [2023-11-12 00:50:31,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:30" (2/3) ... [2023-11-12 00:50:31,727 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59660ed0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:31, skipping insertion in model container [2023-11-12 00:50:31,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:31" (3/3) ... [2023-11-12 00:50:31,728 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i [2023-11-12 00:50:31,748 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:50:31,749 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:50:31,809 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:50:31,817 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;@1f384620, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:50:31,819 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:50:31,824 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:50:31,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-12 00:50:31,842 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:31,843 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:31,844 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:50:31,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:31,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1784993665, now seen corresponding path program 1 times [2023-11-12 00:50:31,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:31,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864547288] [2023-11-12 00:50:31,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:31,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:50:32,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:50:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:50:33,498 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:50:33,500 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:50:33,501 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:50:33,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:50:33,508 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:50:33,512 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:50:33,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:50:33 BoogieIcfgContainer [2023-11-12 00:50:33,686 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:50:33,687 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:50:33,688 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:50:33,688 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:50:33,688 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:31" (3/4) ... [2023-11-12 00:50:33,692 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:50:33,693 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:50:33,695 INFO L158 Benchmark]: Toolchain (without parser) took 4095.06ms. Allocated memory was 151.0MB in the beginning and 216.0MB in the end (delta: 65.0MB). Free memory was 109.5MB in the beginning and 103.0MB in the end (delta: 6.6MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. [2023-11-12 00:50:33,695 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 151.0MB. Free memory is still 96.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:50:33,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.76ms. Allocated memory is still 151.0MB. Free memory was 109.5MB in the beginning and 93.0MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:50:33,697 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.66ms. Allocated memory is still 151.0MB. Free memory was 93.0MB in the beginning and 88.0MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:50:33,699 INFO L158 Benchmark]: Boogie Preprocessor took 96.87ms. Allocated memory is still 151.0MB. Free memory was 88.0MB in the beginning and 85.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:50:33,704 INFO L158 Benchmark]: RCFGBuilder took 1462.75ms. Allocated memory was 151.0MB in the beginning and 216.0MB in the end (delta: 65.0MB). Free memory was 85.5MB in the beginning and 165.9MB in the end (delta: -80.4MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2023-11-12 00:50:33,705 INFO L158 Benchmark]: TraceAbstraction took 1967.53ms. Allocated memory is still 216.0MB. Free memory was 164.8MB in the beginning and 103.0MB in the end (delta: 61.9MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. [2023-11-12 00:50:33,706 INFO L158 Benchmark]: Witness Printer took 6.01ms. Allocated memory is still 216.0MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:50:33,715 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 151.0MB. Free memory is still 96.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.76ms. Allocated memory is still 151.0MB. Free memory was 109.5MB in the beginning and 93.0MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.66ms. Allocated memory is still 151.0MB. Free memory was 93.0MB in the beginning and 88.0MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.87ms. Allocated memory is still 151.0MB. Free memory was 88.0MB in the beginning and 85.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1462.75ms. Allocated memory was 151.0MB in the beginning and 216.0MB in the end (delta: 65.0MB). Free memory was 85.5MB in the beginning and 165.9MB in the end (delta: -80.4MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1967.53ms. Allocated memory is still 216.0MB. Free memory was 164.8MB in the beginning and 103.0MB in the end (delta: 61.9MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. * Witness Printer took 6.01ms. Allocated memory is still 216.0MB. Free memory is still 103.0MB. 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 206, overapproximation of shiftRight at line 83, overapproximation of bitwiseOr at line 89, overapproximation of someUnaryDOUBLEoperation at line 48, overapproximation of someBinaryArithmeticDOUBLEoperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 73. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 64; [L23] unsigned char var_1_7 = 0; [L24] unsigned short int var_1_11 = 500; [L25] unsigned char var_1_13 = 64; [L26] unsigned char var_1_15 = 1; [L27] unsigned char var_1_16 = 8; [L28] double var_1_17 = 7.5; [L29] double var_1_18 = 31.125; [L30] double var_1_19 = 10.5; [L31] double var_1_20 = 0.0; [L32] double var_1_21 = 16.75; [L33] double var_1_22 = 2.5; [L34] double var_1_23 = 64.5; [L35] signed long int var_1_24 = 10; [L36] signed char var_1_26 = 16; [L37] signed char var_1_27 = 4; [L38] signed char var_1_28 = -10; [L39] float var_1_29 = 63.794; [L40] unsigned short int var_1_30 = 1; [L41] signed long int var_1_31 = -2; [L42] unsigned char var_1_32 = 64; [L43] unsigned char var_1_33 = 8; [L44] unsigned char var_1_38 = 8; [L45] unsigned char var_1_39 = 10; [L46] double var_1_40 = 8.35; [L47] double var_1_41 = 63.75; [L48] double var_1_42 = -0.125; [L49] double var_1_43 = -0.8; [L50] double var_1_44 = -0.5; [L51] unsigned short int var_1_45 = 50; [L52] unsigned char var_1_46 = 0; [L53] unsigned char var_1_47 = 5; [L54] unsigned char var_1_48 = 1; [L55] signed char var_1_49 = -16; [L56] signed char var_1_50 = 2; [L57] signed char var_1_51 = 16; [L58] signed char var_1_52 = 0; [L59] signed long int var_1_53 = 256; [L60] double var_1_54 = 1.25; [L61] unsigned long int var_1_55 = 5; [L62] signed long int last_1_var_1_1 = 64; [L63] unsigned char last_1_var_1_13 = 64; [L210] isInitial = 1 [L211] FCALL initially() [L212] COND TRUE 1 [L213] CALL updateLastVariables() [L202] last_1_var_1_1 = var_1_1 [L203] last_1_var_1_13 = var_1_13 [L213] RET updateLastVariables() [L214] CALL updateVariables() [L147] var_1_7 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5] [L149] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=1, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L150] var_1_15 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L152] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=8, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L153] var_1_16 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L155] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=249/8, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L156] var_1_18 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=21/2, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L158] var_1_19 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=0, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L160] var_1_20 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_20 >= 4611686.018427382800e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=67/4, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L162] var_1_21 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=5/2, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L164] var_1_22 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=129/2, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L166] var_1_23 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=4, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L168] var_1_27 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_27 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L170] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=-10, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L171] var_1_28 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_28 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L173] CALL assume_abort_if_not(var_1_28 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=8, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L174] var_1_38 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L176] CALL assume_abort_if_not(var_1_38 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_38 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=10, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L177] var_1_39 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L179] CALL assume_abort_if_not(var_1_39 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_39 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=255/4, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L180] var_1_41 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L182] var_1_42 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_42 >= -922337.2036854765600e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_42 >= -922337.2036854765600e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854765600e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L184] var_1_43 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_43 >= -461168.6018427382800e+13F && var_1_43 <= -1.0e-20F) || (var_1_43 <= 4611686.018427382800e+12F && var_1_43 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L186] var_1_44 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_44 >= -461168.6018427382800e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 4611686.018427382800e+12F && var_1_44 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_44 >= -461168.6018427382800e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 4611686.018427382800e+12F && var_1_44 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=5, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L188] var_1_47 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_47 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L190] CALL assume_abort_if_not(var_1_47 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_47 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=2, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L191] var_1_50 = __VERIFIER_nondet_char() [L192] CALL assume_abort_if_not(var_1_50 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=4, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_50 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=4, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L193] CALL assume_abort_if_not(var_1_50 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=4, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_50 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=4, var_1_51=16, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L194] var_1_51 = __VERIFIER_nondet_char() [L195] CALL assume_abort_if_not(var_1_51 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=4, var_1_51=62, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_51 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=4, var_1_51=62, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L196] CALL assume_abort_if_not(var_1_51 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=4, var_1_51=62, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_51 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=4, var_1_51=62, var_1_52=0, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L197] var_1_52 = __VERIFIER_nondet_char() [L198] CALL assume_abort_if_not(var_1_52 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=4, var_1_51=62, var_1_52=4, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_52 >= -63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=4, var_1_51=62, var_1_52=4, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L199] CALL assume_abort_if_not(var_1_52 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=4, var_1_51=62, var_1_52=4, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_52 <= 63) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=500, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=15/2, var_1_18=506, var_1_19=511, var_1_1=64, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=10, var_1_26=16, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=1, var_1_31=-2, var_1_32=64, var_1_33=8, var_1_38=31, var_1_39=0, var_1_40=167/20, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=1, var_1_49=-16, var_1_50=4, var_1_51=62, var_1_52=4, var_1_53=256, var_1_54=5/4, var_1_55=5, var_1_7=0] [L214] RET updateVariables() [L215] CALL step() [L67] signed long int stepLocal_1 = last_1_var_1_1; [L68] COND FALSE !(stepLocal_1 != last_1_var_1_13) [L71] var_1_31 = var_1_13 [L72] COND FALSE !(\read(var_1_7)) [L75] var_1_17 = var_1_22 [L77] COND FALSE !(\read(var_1_7)) [L80] var_1_32 = var_1_16 [L81] var_1_30 = var_1_32 [L82] unsigned char stepLocal_0 = var_1_13; [L83] EXPR var_1_32 >> var_1_32 [L83] COND TRUE (var_1_32 >> var_1_32) < stepLocal_0 [L84] var_1_11 = var_1_32 [L86] COND TRUE var_1_11 >= var_1_30 [L87] var_1_26 = (var_1_27 + var_1_28) [L89] EXPR (var_1_31 + 4u) | var_1_30 [L89] COND TRUE 32u < ((var_1_31 + 4u) | var_1_30) [L90] var_1_1 = (var_1_26 + (var_1_26 + var_1_32)) [L98] unsigned short int stepLocal_2 = var_1_30; [L99] COND TRUE ! var_1_7 [L100] var_1_24 = (var_1_11 - ((((((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) < ((var_1_30 + var_1_15))) ? (((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) : ((var_1_30 + var_1_15))))) [L108] EXPR var_1_1 ^ var_1_32 [L108] EXPR var_1_13 | var_1_31 [L108] COND FALSE !((var_1_1 ^ var_1_32) < (var_1_13 | var_1_31)) [L111] var_1_33 = (((((((var_1_39) < (var_1_38)) ? (var_1_39) : (var_1_38))) < 0 ) ? -((((var_1_39) < (var_1_38)) ? (var_1_39) : (var_1_38))) : ((((var_1_39) < (var_1_38)) ? (var_1_39) : (var_1_38))))) [L113] COND FALSE !((-32 & var_1_38) > var_1_31) [L116] var_1_40 = (var_1_43 + var_1_44) [L118] COND FALSE !(var_1_44 >= ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41)))) [L125] COND FALSE !(var_1_44 <= (var_1_29 + var_1_43)) [L129] COND FALSE !(var_1_44 > (var_1_43 + var_1_41)) [L136] var_1_48 = var_1_39 [L137] COND FALSE !(var_1_41 < var_1_29) [L140] var_1_49 = ((((((((var_1_50) < (var_1_51)) ? (var_1_50) : (var_1_51)))) > (var_1_52)) ? (((((var_1_50) < (var_1_51)) ? (var_1_50) : (var_1_51)))) : (var_1_52))) [L142] var_1_53 = var_1_32 [L143] var_1_54 = var_1_44 [L144] var_1_55 = var_1_13 [L215] RET step() [L216] CALL, EXPR property() [L206] EXPR (var_1_31 + 4u) | var_1_30 [L206] EXPR ((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1) [L206] EXPR var_1_32 >> var_1_32 [L206] EXPR ((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1) [L206-L207] return ((((((((((32u < ((var_1_31 + 4u) | var_1_30)) ? (var_1_1 == ((signed long int) (var_1_26 + (var_1_26 + var_1_32)))) : ((! var_1_7) ? (var_1_1 == ((signed long int) ((((var_1_26) < ((var_1_11 - var_1_32))) ? (var_1_26) : ((var_1_11 - var_1_32)))))) : (var_1_1 == ((signed long int) (var_1_32 - var_1_13))))) && (((var_1_32 >> var_1_32) < var_1_13) ? (var_1_11 == ((unsigned short int) var_1_32)) : 1)) && ((last_1_var_1_1 != last_1_var_1_13) ? (var_1_13 == ((unsigned char) ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1)) && (var_1_7 ? (var_1_17 == ((double) ((((((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) < (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))) ? (((var_1_18 + var_1_19) - (var_1_20 - var_1_21))) : (((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23)))))))) : (var_1_17 == ((double) var_1_22)))) && ((! var_1_7) ? (var_1_24 == ((signed long int) (var_1_11 - ((((((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) < ((var_1_30 + var_1_15))) ? (((((var_1_30) > (var_1_13)) ? (var_1_30) : (var_1_13)))) : ((var_1_30 + var_1_15))))))) : ((var_1_11 < var_1_30) ? (var_1_24 == ((signed long int) -4)) : (var_1_24 == ((signed long int) var_1_26))))) && ((var_1_11 >= var_1_30) ? (var_1_26 == ((signed char) (var_1_27 + var_1_28))) : 1)) && (var_1_7 ? (var_1_29 == ((float) var_1_20)) : 1)) && (var_1_30 == ((unsigned short int) var_1_32))) && (var_1_31 == ((signed long int) var_1_13))) && (var_1_32 == ((unsigned char) var_1_16)) ; [L216] RET, EXPR property() [L216] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=64, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=505, var_1_18=506, var_1_19=511, var_1_1=0, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=0, var_1_26=-32, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=64, var_1_31=64, var_1_32=64, var_1_33=0, var_1_38=31, var_1_39=0, var_1_40=510, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=4, var_1_51=62, var_1_52=4, var_1_53=64, var_1_54=509, var_1_55=64, var_1_7=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=64, last_1_var_1_1=64, var_1_11=64, var_1_13=64, var_1_15=64, var_1_16=64, var_1_17=505, var_1_18=506, var_1_19=511, var_1_1=0, var_1_20=31897/500, var_1_21=508, var_1_22=505, var_1_23=505, var_1_24=0, var_1_26=-32, var_1_27=-62, var_1_28=30, var_1_29=31897/500, var_1_30=64, var_1_31=64, var_1_32=64, var_1_33=0, var_1_38=31, var_1_39=0, var_1_40=510, var_1_41=510, var_1_42=510, var_1_43=507, var_1_44=509, var_1_45=50, var_1_46=0, var_1_47=0, var_1_48=0, var_1_49=4, var_1_50=4, var_1_51=62, var_1_52=4, var_1_53=64, var_1_54=509, var_1_55=64, var_1_7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 32, 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=62occurred 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, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 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 [2023-11-12 00:50:33,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/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_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX --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 2b25a2230e8cd5e14dc98a853cb32c06f85de9122996251da70e4b6160e146c4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:50:36,520 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:50:36,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:50:36,660 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:50:36,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:50:36,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:50:36,725 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:50:36,725 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:50:36,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:50:36,732 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:50:36,733 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:50:36,733 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:50:36,734 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:50:36,736 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:50:36,736 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:50:36,737 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:50:36,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:50:36,739 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:50:36,739 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:50:36,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:50:36,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:50:36,742 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:50:36,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:50:36,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:50:36,743 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:50:36,744 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:50:36,745 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:50:36,745 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:50:36,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:50:36,746 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:50:36,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:50:36,748 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:50:36,748 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:50:36,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:50:36,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:50:36,750 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:50:36,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:50:36,750 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:50:36,751 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:50:36,752 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:50:36,752 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:50:36,753 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:50:36,753 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_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b25a2230e8cd5e14dc98a853cb32c06f85de9122996251da70e4b6160e146c4 [2023-11-12 00:50:37,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:50:37,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:50:37,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:50:37,217 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:50:37,218 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:50:37,219 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i [2023-11-12 00:50:40,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:50:40,751 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:50:40,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i [2023-11-12 00:50:40,768 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/data/7ce494db6/86f10bbee1a04d10ad032f3a05107b6c/FLAGdcfec2e5f [2023-11-12 00:50:40,788 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/data/7ce494db6/86f10bbee1a04d10ad032f3a05107b6c [2023-11-12 00:50:40,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:50:40,799 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:50:40,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:50:40,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:50:40,809 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:50:40,810 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:50:40" (1/1) ... [2023-11-12 00:50:40,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b19b196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:40, skipping insertion in model container [2023-11-12 00:50:40,812 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:50:40" (1/1) ... [2023-11-12 00:50:40,858 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:50:41,051 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_dd629790-136b-46b0-9889-c30abe8e7153/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i[919,932] [2023-11-12 00:50:41,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:50:41,164 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:50:41,180 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_dd629790-136b-46b0-9889-c30abe8e7153/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i[919,932] [2023-11-12 00:50:41,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:50:41,273 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:50:41,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41 WrapperNode [2023-11-12 00:50:41,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:50:41,277 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:50:41,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:50:41,278 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:50:41,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41" (1/1) ... [2023-11-12 00:50:41,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41" (1/1) ... [2023-11-12 00:50:41,393 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2023-11-12 00:50:41,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:50:41,396 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:50:41,397 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:50:41,397 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:50:41,408 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41" (1/1) ... [2023-11-12 00:50:41,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41" (1/1) ... [2023-11-12 00:50:41,431 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41" (1/1) ... [2023-11-12 00:50:41,432 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41" (1/1) ... [2023-11-12 00:50:41,470 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41" (1/1) ... [2023-11-12 00:50:41,475 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41" (1/1) ... [2023-11-12 00:50:41,480 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41" (1/1) ... [2023-11-12 00:50:41,496 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41" (1/1) ... [2023-11-12 00:50:41,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:50:41,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:50:41,503 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:50:41,503 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:50:41,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41" (1/1) ... [2023-11-12 00:50:41,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:50:41,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:41,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:50:41,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:50:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:50:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:50:41,613 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:50:41,614 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:50:41,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:50:41,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:50:41,795 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:50:41,798 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:50:48,591 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:50:48,600 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:50:48,600 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:50:48,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:48 BoogieIcfgContainer [2023-11-12 00:50:48,603 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:50:48,606 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:50:48,606 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:50:48,610 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:50:48,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:50:40" (1/3) ... [2023-11-12 00:50:48,611 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fce4d9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:48, skipping insertion in model container [2023-11-12 00:50:48,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:41" (2/3) ... [2023-11-12 00:50:48,612 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fce4d9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:48, skipping insertion in model container [2023-11-12 00:50:48,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:48" (3/3) ... [2023-11-12 00:50:48,614 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-63.i [2023-11-12 00:50:48,658 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:50:48,659 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:50:48,713 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:50:48,721 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;@1bebfadb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:50:48,721 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:50:48,726 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 60 states have (on average 1.3833333333333333) internal successors, (83), 61 states have internal predecessors, (83), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:50:48,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-12 00:50:48,747 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:48,748 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:48,749 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:50:48,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:48,756 INFO L85 PathProgramCache]: Analyzing trace with hash -1369349182, now seen corresponding path program 1 times [2023-11-12 00:50:48,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:50:48,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2138310896] [2023-11-12 00:50:48,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:48,774 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:50:48,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:50:48,781 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:50:48,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 00:50:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:49,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:50:49,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:49,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 942 proven. 0 refuted. 0 times theorem prover too weak. 1042 trivial. 0 not checked. [2023-11-12 00:50:49,976 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:50:49,977 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:50:49,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2138310896] [2023-11-12 00:50:49,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2138310896] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:49,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:49,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:50:49,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263695720] [2023-11-12 00:50:49,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:50,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:50:50,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:50:50,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:50:50,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:50:50,060 INFO L87 Difference]: Start difference. First operand has 95 states, 60 states have (on average 1.3833333333333333) internal successors, (83), 61 states have internal predecessors, (83), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-12 00:50:50,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:50,104 INFO L93 Difference]: Finished difference Result 183 states and 320 transitions. [2023-11-12 00:50:50,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:50:50,107 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 208 [2023-11-12 00:50:50,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:50,117 INFO L225 Difference]: With dead ends: 183 [2023-11-12 00:50:50,118 INFO L226 Difference]: Without dead ends: 91 [2023-11-12 00:50:50,123 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:50:50,127 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:50,129 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:50:50,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-12 00:50:50,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-12 00:50:50,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 57 states have (on average 1.3333333333333333) internal successors, (76), 57 states have internal predecessors, (76), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 00:50:50,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 140 transitions. [2023-11-12 00:50:50,194 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 140 transitions. Word has length 208 [2023-11-12 00:50:50,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:50,195 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 140 transitions. [2023-11-12 00:50:50,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-12 00:50:50,195 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2023-11-12 00:50:50,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-12 00:50:50,201 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:50,202 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:50,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:50,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:50:50,417 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:50:50,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:50,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1642921070, now seen corresponding path program 1 times [2023-11-12 00:50:50,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:50:50,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [226865277] [2023-11-12 00:50:50,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:50,420 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:50:50,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:50:50,422 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:50:50,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 00:50:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:51,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 00:50:51,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:53,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-12 00:50:53,882 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:50:53,882 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:50:53,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [226865277] [2023-11-12 00:50:53,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [226865277] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:53,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:53,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:50:53,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349205212] [2023-11-12 00:50:53,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:53,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:50:53,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:50:53,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:50:53,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:50:53,895 INFO L87 Difference]: Start difference. First operand 91 states and 140 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-12 00:50:57,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:50:59,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:51:01,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:51:03,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:51:05,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:51:06,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:51:06,295 INFO L93 Difference]: Finished difference Result 268 states and 415 transitions. [2023-11-12 00:51:06,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 00:51:06,326 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 208 [2023-11-12 00:51:06,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:51:06,332 INFO L225 Difference]: With dead ends: 268 [2023-11-12 00:51:06,332 INFO L226 Difference]: Without dead ends: 180 [2023-11-12 00:51:06,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-12 00:51:06,335 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 127 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 65 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2023-11-12 00:51:06,336 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 459 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 93 Invalid, 5 Unknown, 0 Unchecked, 12.2s Time] [2023-11-12 00:51:06,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-12 00:51:06,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 151. [2023-11-12 00:51:06,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 84 states have (on average 1.2261904761904763) internal successors, (103), 84 states have internal predecessors, (103), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-12 00:51:06,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 231 transitions. [2023-11-12 00:51:06,401 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 231 transitions. Word has length 208 [2023-11-12 00:51:06,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:51:06,403 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 231 transitions. [2023-11-12 00:51:06,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-12 00:51:06,404 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 231 transitions. [2023-11-12 00:51:06,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-12 00:51:06,408 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:51:06,408 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:51:06,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/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)] Forceful destruction successful, exit code 0 [2023-11-12 00:51:06,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:51:06,634 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:51:06,634 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:51:06,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1861775788, now seen corresponding path program 1 times [2023-11-12 00:51:06,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:51:06,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2068470606] [2023-11-12 00:51:06,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:51:06,637 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:51:06,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:51:06,638 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:51:06,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 00:51:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:51:07,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:51:07,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:51:07,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-12 00:51:07,370 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:51:07,370 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:51:07,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2068470606] [2023-11-12 00:51:07,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2068470606] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:51:07,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:51:07,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:51:07,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211987655] [2023-11-12 00:51:07,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:51:07,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:51:07,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:51:07,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:51:07,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:51:07,386 INFO L87 Difference]: Start difference. First operand 151 states and 231 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-12 00:51:09,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:51:11,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:51:13,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:51:13,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:51:13,920 INFO L93 Difference]: Finished difference Result 266 states and 410 transitions. [2023-11-12 00:51:13,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:51:13,953 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 208 [2023-11-12 00:51:13,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:51:13,957 INFO L225 Difference]: With dead ends: 266 [2023-11-12 00:51:13,957 INFO L226 Difference]: Without dead ends: 178 [2023-11-12 00:51:13,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:51:13,961 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 40 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2023-11-12 00:51:13,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 262 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 3 Unknown, 0 Unchecked, 6.5s Time] [2023-11-12 00:51:13,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2023-11-12 00:51:14,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 159. [2023-11-12 00:51:14,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 92 states have (on average 1.2391304347826086) internal successors, (114), 92 states have internal predecessors, (114), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-12 00:51:14,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 242 transitions. [2023-11-12 00:51:14,009 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 242 transitions. Word has length 208 [2023-11-12 00:51:14,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:51:14,011 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 242 transitions. [2023-11-12 00:51:14,011 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-12 00:51:14,012 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 242 transitions. [2023-11-12 00:51:14,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-12 00:51:14,016 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:51:14,016 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:51:14,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:51:14,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:51:14,241 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:51:14,242 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:51:14,242 INFO L85 PathProgramCache]: Analyzing trace with hash 172832046, now seen corresponding path program 1 times [2023-11-12 00:51:14,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:51:14,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [973550311] [2023-11-12 00:51:14,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:51:14,254 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:51:14,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:51:14,256 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:51:14,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd629790-136b-46b0-9889-c30abe8e7153/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-12 00:51:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:51:15,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-12 00:51:15,063 INFO L285 TraceCheckSpWp]: Computing forward predicates...