./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2 --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 94ad59307ef07b49a7539c30d27aff8b3a3e19b935a2cfe7f23f7b5ffb866f48 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:24:23,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:24:23,743 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:24:23,748 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:24:23,749 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:24:23,777 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:24:23,780 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:24:23,781 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:24:23,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:24:23,783 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:24:23,783 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:24:23,784 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:24:23,784 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:24:23,785 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:24:23,787 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:24:23,787 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:24:23,788 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:24:23,788 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:24:23,788 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:24:23,789 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:24:23,789 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:24:23,790 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:24:23,790 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:24:23,791 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:24:23,791 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:24:23,792 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:24:23,792 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:24:23,792 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:24:23,793 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:24:23,793 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:24:23,794 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:24:23,794 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:24:23,794 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:24:23,795 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:24:23,795 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:24:23,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:24:23,796 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:24:23,796 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:24:23,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:24:23,797 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:24:23,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:24:23,798 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:24:23,799 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:24:23,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:24:23,801 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:24:23,801 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:24:23,801 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:24:23,802 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_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94ad59307ef07b49a7539c30d27aff8b3a3e19b935a2cfe7f23f7b5ffb866f48 [2024-11-02 12:24:24,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:24:24,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:24:24,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:24:24,099 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:24:24,099 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:24:24,101 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i Unable to find full path for "g++" [2024-11-02 12:24:26,108 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:24:26,348 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:24:26,349 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i [2024-11-02 12:24:26,359 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/data/8eebb2618/48585aee4fbd40a49e3c8db7f88f277c/FLAGb2551c9b1 [2024-11-02 12:24:26,377 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/data/8eebb2618/48585aee4fbd40a49e3c8db7f88f277c [2024-11-02 12:24:26,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:24:26,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:24:26,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:24:26,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:24:26,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:24:26,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e15aa17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26, skipping insertion in model container [2024-11-02 12:24:26,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,428 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:24:26,592 WARN L251 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_de998bed-a891-4e80-8a45-cbd99c03253e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i[919,932] [2024-11-02 12:24:26,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:24:26,696 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:24:26,707 WARN L251 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_de998bed-a891-4e80-8a45-cbd99c03253e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i[919,932] [2024-11-02 12:24:26,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:24:26,767 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:24:26,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26 WrapperNode [2024-11-02 12:24:26,768 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:24:26,769 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:24:26,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:24:26,770 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:24:26,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,846 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 220 [2024-11-02 12:24:26,847 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:24:26,848 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:24:26,848 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:24:26,848 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:24:26,858 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,866 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,867 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,879 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,894 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,897 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,908 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:24:26,909 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:24:26,912 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:24:26,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:24:26,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26" (1/1) ... [2024-11-02 12:24:26,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:24:26,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:24:26,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:24:26,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:24:26,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:24:26,993 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:24:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:24:26,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:24:26,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:24:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:24:27,131 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:24:27,136 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:24:27,668 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-02 12:24:27,668 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:24:27,994 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:24:27,994 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:24:27,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:24:27 BoogieIcfgContainer [2024-11-02 12:24:27,995 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:24:27,997 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:24:27,997 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:24:28,008 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:24:28,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:24:26" (1/3) ... [2024-11-02 12:24:28,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457193f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:24:28, skipping insertion in model container [2024-11-02 12:24:28,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:26" (2/3) ... [2024-11-02 12:24:28,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457193f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:24:28, skipping insertion in model container [2024-11-02 12:24:28,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:24:27" (3/3) ... [2024-11-02 12:24:28,014 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i [2024-11-02 12:24:28,035 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:24:28,036 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:24:28,111 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:24:28,120 INFO L333 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, 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;@1aad6b82, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:24:28,121 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:24:28,125 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 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) [2024-11-02 12:24:28,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-02 12:24:28,138 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:24:28,139 INFO L215 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] [2024-11-02 12:24:28,140 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:24:28,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:24:28,147 INFO L85 PathProgramCache]: Analyzing trace with hash 416067224, now seen corresponding path program 1 times [2024-11-02 12:24:28,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:24:28,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056451262] [2024-11-02 12:24:28,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:28,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:24:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:24:28,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1135856725] [2024-11-02 12:24:28,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:28,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:24:28,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:24:28,750 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:24:28,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:24:29,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:24:29,134 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:24:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:24:29,422 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:24:29,425 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:24:29,427 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:24:29,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-02 12:24:29,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 12:24:29,633 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:24:29,798 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:24:29,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:24:29 BoogieIcfgContainer [2024-11-02 12:24:29,803 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:24:29,803 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:24:29,804 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:24:29,804 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:24:29,804 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:24:27" (3/4) ... [2024-11-02 12:24:29,807 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:24:29,808 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:24:29,810 INFO L158 Benchmark]: Toolchain (without parser) took 3427.69ms. Allocated memory was 161.5MB in the beginning and 199.2MB in the end (delta: 37.7MB). Free memory was 131.0MB in the beginning and 126.2MB in the end (delta: 4.8MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2024-11-02 12:24:29,811 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 119.5MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:24:29,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.58ms. Allocated memory is still 161.5MB. Free memory was 131.0MB in the beginning and 113.4MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:24:29,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.93ms. Allocated memory is still 161.5MB. Free memory was 113.4MB in the beginning and 108.6MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:24:29,814 INFO L158 Benchmark]: Boogie Preprocessor took 60.21ms. Allocated memory is still 161.5MB. Free memory was 108.6MB in the beginning and 105.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:24:29,815 INFO L158 Benchmark]: RCFGBuilder took 1085.99ms. Allocated memory is still 161.5MB. Free memory was 105.9MB in the beginning and 107.7MB in the end (delta: -1.8MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2024-11-02 12:24:29,817 INFO L158 Benchmark]: TraceAbstraction took 1806.10ms. Allocated memory was 161.5MB in the beginning and 199.2MB in the end (delta: 37.7MB). Free memory was 107.3MB in the beginning and 126.2MB in the end (delta: -18.9MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-11-02 12:24:29,817 INFO L158 Benchmark]: Witness Printer took 5.07ms. Allocated memory is still 199.2MB. Free memory is still 126.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:24:29,820 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 119.5MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.58ms. Allocated memory is still 161.5MB. Free memory was 131.0MB in the beginning and 113.4MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.93ms. Allocated memory is still 161.5MB. Free memory was 113.4MB in the beginning and 108.6MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.21ms. Allocated memory is still 161.5MB. Free memory was 108.6MB in the beginning and 105.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1085.99ms. Allocated memory is still 161.5MB. Free memory was 105.9MB in the beginning and 107.7MB in the end (delta: -1.8MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1806.10ms. Allocated memory was 161.5MB in the beginning and 199.2MB in the end (delta: 37.7MB). Free memory was 107.3MB in the beginning and 126.2MB in the end (delta: -18.9MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Witness Printer took 5.07ms. Allocated memory is still 199.2MB. Free memory is still 126.2MB. 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 84, overapproximation of someBinaryArithmeticDOUBLEoperation at line 129, overapproximation of someUnaryDOUBLEoperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 130, overapproximation of someBinaryArithmeticFLOAToperation at line 84. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -64; [L23] signed short int var_1_5 = 8; [L24] signed short int var_1_6 = 8; [L25] signed short int var_1_7 = 5; [L26] signed short int var_1_8 = 0; [L27] signed char var_1_9 = 5; [L28] signed char var_1_11 = 16; [L29] signed short int var_1_12 = 25; [L30] signed short int var_1_13 = 64; [L31] unsigned char var_1_15 = 1; [L32] unsigned char var_1_16 = 16; [L33] float var_1_17 = 1.2; [L34] float var_1_18 = 5.8; [L35] float var_1_19 = 10.25; [L36] float var_1_20 = 2.5; [L37] signed short int var_1_21 = 200; [L38] unsigned char var_1_24 = 1; [L39] unsigned char var_1_25 = 0; [L40] signed char var_1_26 = -5; [L41] unsigned char var_1_27 = 1; [L42] unsigned char var_1_31 = 0; [L43] unsigned char var_1_32 = 0; [L44] unsigned char var_1_33 = 0; [L45] float var_1_39 = 10.5; [L46] signed short int var_1_41 = -1; [L47] float var_1_44 = 50.5; [L48] unsigned char var_1_45 = 64; [L49] signed char var_1_46 = 2; [L50] signed char var_1_47 = 16; [L51] unsigned short int var_1_48 = 2; [L52] double var_1_49 = 1.5; [L53] double var_1_50 = 999999.7; [L54] double var_1_51 = 15.5; [L55] unsigned long int var_1_52 = 64; [L56] float var_1_55 = 9.25; [L57] signed short int var_1_56 = -1; [L58] signed short int last_1_var_1_1 = -64; [L59] signed short int last_1_var_1_13 = 64; [L60] unsigned char last_1_var_1_15 = 1; [L61] signed char last_1_var_1_26 = -5; [L203] isInitial = 1 [L204] FCALL initially() [L205] COND TRUE 1 [L206] CALL updateLastVariables() [L193] last_1_var_1_1 = var_1_1 [L194] last_1_var_1_13 = var_1_13 [L195] last_1_var_1_15 = var_1_15 [L196] last_1_var_1_26 = var_1_26 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L141] var_1_5 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L143] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L144] var_1_6 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=5, var_1_8=0, var_1_9=5] [L146] CALL assume_abort_if_not(var_1_6 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_6 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=5, var_1_8=0, var_1_9=5] [L147] var_1_7 = __VERIFIER_nondet_short() [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_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=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_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L149] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L150] var_1_8 = __VERIFIER_nondet_short() [L151] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L152] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=16, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L153] var_1_11 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L155] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=25, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L156] var_1_12 = __VERIFIER_nondet_short() [L157] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L158] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L159] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L160] var_1_16 = __VERIFIER_nondet_uchar() [L161] 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_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L162] 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_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L163] var_1_18 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L165] var_1_19 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L167] var_1_20 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_20 >= 0.0F && 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_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_20 >= 0.0F && 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_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L169] var_1_25 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L171] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=0, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L172] var_1_31 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L174] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=0, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L175] var_1_32 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_32 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_32 >= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L177] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=0, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L178] var_1_33 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_33 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_33 >= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L180] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=2, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L181] var_1_46 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_46 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_46 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L183] CALL assume_abort_if_not(var_1_46 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_46 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=16, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L184] var_1_47 = __VERIFIER_nondet_char() [L185] 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_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_47 >= 0) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L186] 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_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_47 <= 127) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_50=9999997/10, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L187] var_1_50 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_50 >= -461168.6018427382800e+13F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 4611686.018427382800e+12F && var_1_50 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_50 >= -461168.6018427382800e+13F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 4611686.018427382800e+12F && var_1_50 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_51=31/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L189] var_1_51 = __VERIFIER_nondet_double() [L190] CALL assume_abort_if_not((var_1_51 >= -461168.6018427382800e+13F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 4611686.018427382800e+12F && var_1_51 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not((var_1_51 >= -461168.6018427382800e+13F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 4611686.018427382800e+12F && var_1_51 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=64, var_1_15=1, var_1_16=256, var_1_17=6/5, var_1_1=-64, var_1_21=200, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_27=1, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=21/2, var_1_41=-1, var_1_44=101/2, var_1_45=64, var_1_46=0, var_1_47=0, var_1_48=2, var_1_49=3/2, var_1_52=64, var_1_55=37/4, var_1_56=-1, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=5] [L207] RET updateVariables() [L208] CALL step() [L65] COND FALSE !(last_1_var_1_13 == last_1_var_1_1) [L72] signed long int stepLocal_3 = (var_1_6 + var_1_8) - var_1_5; [L73] signed short int stepLocal_2 = var_1_1; [L74] COND TRUE var_1_11 < stepLocal_2 [L75] COND FALSE !(var_1_7 == stepLocal_3) [L78] var_1_15 = var_1_16 [L83] COND TRUE var_1_11 < 5 [L84] var_1_17 = ((((var_1_18) > ((var_1_19 - var_1_20))) ? (var_1_18) : ((var_1_19 - var_1_20)))) [L86] var_1_24 = var_1_25 [L87] var_1_26 = var_1_11 [L88] COND FALSE !(\read(var_1_24)) [L93] var_1_21 = (var_1_15 - 2) [L95] unsigned char stepLocal_0 = var_1_15; [L96] COND FALSE !(\read(var_1_24)) [L99] COND TRUE stepLocal_0 <= (var_1_21 / var_1_12) [L100] var_1_9 = var_1_11 [L105] signed long int stepLocal_1 = var_1_1 * (var_1_15 % var_1_12); [L106] COND TRUE (- var_1_15) >= stepLocal_1 [L107] var_1_13 = var_1_26 [L109] COND FALSE !((! (var_1_24 || var_1_24)) && var_1_24) [L112] COND FALSE !(((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) < var_1_19) [L115] var_1_27 = var_1_31 [L118] var_1_39 = var_1_18 [L119] COND TRUE var_1_33 && var_1_32 [L120] var_1_41 = ((((var_1_15) < (var_1_11)) ? (var_1_15) : (var_1_11))) [L122] var_1_44 = var_1_20 [L123] COND TRUE (((((-100) < 0 ) ? -(-100) : (-100))) - ((((var_1_46) > (var_1_47)) ? (var_1_46) : (var_1_47)))) >= var_1_15 [L124] var_1_45 = ((((var_1_47) < 0 ) ? -(var_1_47) : (var_1_47))) [L126] COND FALSE !(\read(var_1_25)) [L129] var_1_49 = (var_1_50 + var_1_51) [L130] COND FALSE !((var_1_20 - var_1_20) >= ((- var_1_51) * ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))))) [L133] COND FALSE !(\read(var_1_24)) [L136] COND TRUE var_1_18 >= var_1_20 [L137] var_1_56 = (((((var_1_47 - 256)) < (var_1_15)) ? ((var_1_47 - 256)) : (var_1_15))) [L208] RET step() [L209] CALL, EXPR property() [L199-L200] return ((((((((last_1_var_1_13 == last_1_var_1_1) ? ((last_1_var_1_1 <= ((((last_1_var_1_13) > (last_1_var_1_26)) ? (last_1_var_1_13) : (last_1_var_1_26)))) ? (var_1_1 == ((signed short int) (last_1_var_1_1 + (((((last_1_var_1_15 - last_1_var_1_15)) < ((last_1_var_1_15 - last_1_var_1_15))) ? ((last_1_var_1_15 - last_1_var_1_15)) : ((last_1_var_1_15 - last_1_var_1_15))))))) : (var_1_1 == ((signed short int) (((((last_1_var_1_15 - last_1_var_1_15)) < (((last_1_var_1_15 - last_1_var_1_15) + -256))) ? ((last_1_var_1_15 - last_1_var_1_15)) : (((last_1_var_1_15 - last_1_var_1_15) + -256))))))) : 1) && (var_1_24 ? (var_1_9 == ((signed char) var_1_11)) : ((var_1_15 <= (var_1_21 / var_1_12)) ? (var_1_9 == ((signed char) var_1_11)) : (var_1_9 == ((signed char) var_1_11))))) && (((- var_1_15) >= (var_1_1 * (var_1_15 % var_1_12))) ? (var_1_13 == ((signed short int) var_1_26)) : 1)) && ((var_1_11 < var_1_1) ? ((var_1_7 == ((var_1_6 + var_1_8) - var_1_5)) ? (var_1_15 == ((unsigned char) var_1_16)) : (var_1_15 == ((unsigned char) var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && ((var_1_11 < 5) ? (var_1_17 == ((float) ((((var_1_18) > ((var_1_19 - var_1_20))) ? (var_1_18) : ((var_1_19 - var_1_20)))))) : 1)) && (var_1_24 ? ((var_1_24 && var_1_24) ? (var_1_21 == ((signed short int) var_1_15)) : 1) : (var_1_21 == ((signed short int) (var_1_15 - 2))))) && (var_1_24 == ((unsigned char) var_1_25))) && (var_1_26 == ((signed char) var_1_11)) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=-127, var_1_15=256, var_1_16=256, var_1_17=3, var_1_18=4, var_1_1=-64, var_1_20=2, var_1_21=-2, var_1_24=0, var_1_25=0, var_1_26=-127, var_1_27=-255, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=4, var_1_41=-127, var_1_44=2, var_1_45=0, var_1_46=0, var_1_47=0, var_1_48=2, var_1_51=0, var_1_52=64, var_1_55=37/4, var_1_56=-256, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=-127] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=64, last_1_var_1_15=1, last_1_var_1_1=-64, last_1_var_1_26=-5, var_1_11=-127, var_1_12=-2, var_1_13=-127, var_1_15=256, var_1_16=256, var_1_17=3, var_1_18=4, var_1_1=-64, var_1_20=2, var_1_21=-2, var_1_24=0, var_1_25=0, var_1_26=-127, var_1_27=-255, var_1_31=-255, var_1_32=1, var_1_33=1, var_1_39=4, var_1_41=-127, var_1_44=2, var_1_45=0, var_1_46=0, var_1_47=0, var_1_48=2, var_1_51=0, var_1_52=64, var_1_55=37/4, var_1_56=-256, var_1_5=0, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=-127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, 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=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 2 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 [2024-11-02 12:24:29,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2 --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 94ad59307ef07b49a7539c30d27aff8b3a3e19b935a2cfe7f23f7b5ffb866f48 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:24:32,469 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:24:32,570 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:24:32,578 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:24:32,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:24:32,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:24:32,619 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:24:32,619 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:24:32,622 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:24:32,624 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:24:32,624 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:24:32,625 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:24:32,625 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:24:32,625 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:24:32,626 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:24:32,626 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:24:32,629 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:24:32,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:24:32,633 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:24:32,633 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:24:32,633 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:24:32,634 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:24:32,634 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:24:32,635 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:24:32,636 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:24:32,636 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:24:32,637 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:24:32,637 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:24:32,637 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:24:32,638 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:24:32,638 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:24:32,638 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:24:32,639 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:24:32,640 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:24:32,641 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:24:32,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:24:32,641 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:24:32,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:24:32,642 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:24:32,642 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:24:32,643 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:24:32,644 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:24:32,644 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:24:32,644 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:24:32,645 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94ad59307ef07b49a7539c30d27aff8b3a3e19b935a2cfe7f23f7b5ffb866f48 [2024-11-02 12:24:33,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:24:33,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:24:33,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:24:33,079 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:24:33,080 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:24:33,081 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i Unable to find full path for "g++" [2024-11-02 12:24:35,189 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:24:35,476 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:24:35,477 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i [2024-11-02 12:24:35,490 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/data/b3d5ef9ea/d42d15e2c14c4fa58959a6e466a905f7/FLAG81791625d [2024-11-02 12:24:35,512 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/data/b3d5ef9ea/d42d15e2c14c4fa58959a6e466a905f7 [2024-11-02 12:24:35,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:24:35,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:24:35,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:24:35,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:24:35,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:24:35,528 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:24:35" (1/1) ... [2024-11-02 12:24:35,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50dbfc45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:35, skipping insertion in model container [2024-11-02 12:24:35,532 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:24:35" (1/1) ... [2024-11-02 12:24:35,577 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:24:35,811 WARN L251 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_de998bed-a891-4e80-8a45-cbd99c03253e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i[919,932] [2024-11-02 12:24:35,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:24:35,944 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:24:35,963 WARN L251 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_de998bed-a891-4e80-8a45-cbd99c03253e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i[919,932] [2024-11-02 12:24:36,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:24:36,063 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:24:36,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36 WrapperNode [2024-11-02 12:24:36,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:24:36,066 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:24:36,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:24:36,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:24:36,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36" (1/1) ... [2024-11-02 12:24:36,095 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36" (1/1) ... [2024-11-02 12:24:36,154 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2024-11-02 12:24:36,158 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:24:36,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:24:36,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:24:36,159 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:24:36,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36" (1/1) ... [2024-11-02 12:24:36,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36" (1/1) ... [2024-11-02 12:24:36,183 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36" (1/1) ... [2024-11-02 12:24:36,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36" (1/1) ... [2024-11-02 12:24:36,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36" (1/1) ... [2024-11-02 12:24:36,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36" (1/1) ... [2024-11-02 12:24:36,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36" (1/1) ... [2024-11-02 12:24:36,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36" (1/1) ... [2024-11-02 12:24:36,238 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:24:36,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:24:36,239 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:24:36,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:24:36,240 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36" (1/1) ... [2024-11-02 12:24:36,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:24:36,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:24:36,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:24:36,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:24:36,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:24:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:24:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:24:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:24:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:24:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:24:36,443 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:24:36,447 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:24:41,583 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-02 12:24:41,583 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:24:41,601 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:24:41,605 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:24:41,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:24:41 BoogieIcfgContainer [2024-11-02 12:24:41,605 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:24:41,608 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:24:41,611 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:24:41,614 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:24:41,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:24:35" (1/3) ... [2024-11-02 12:24:41,615 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@386eda05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:24:41, skipping insertion in model container [2024-11-02 12:24:41,615 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:36" (2/3) ... [2024-11-02 12:24:41,615 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@386eda05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:24:41, skipping insertion in model container [2024-11-02 12:24:41,615 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:24:41" (3/3) ... [2024-11-02 12:24:41,617 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-91.i [2024-11-02 12:24:41,630 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:24:41,631 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:24:41,701 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:24:41,708 INFO L333 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, 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;@b4efd0b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:24:41,708 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:24:41,713 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 59 states have (on average 1.3898305084745763) internal successors, (82), 60 states have internal predecessors, (82), 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) [2024-11-02 12:24:41,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-02 12:24:41,732 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:24:41,734 INFO L215 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] [2024-11-02 12:24:41,735 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:24:41,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:24:41,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1399582962, now seen corresponding path program 1 times [2024-11-02 12:24:41,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:24:41,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2074993289] [2024-11-02 12:24:41,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:41,762 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 [2024-11-02 12:24:41,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:24:41,766 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:24:41,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:24:42,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:24:42,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:24:42,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-02 12:24:42,698 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:24:42,699 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:24:42,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2074993289] [2024-11-02 12:24:42,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2074993289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:24:42,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:24:42,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:24:42,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404616126] [2024-11-02 12:24:42,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:24:42,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:24:42,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:24:42,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:24:42,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:24:42,742 INFO L87 Difference]: Start difference. First operand has 94 states, 59 states have (on average 1.3898305084745763) internal successors, (82), 60 states have internal predecessors, (82), 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 27.0) internal successors, (54), 2 states have internal predecessors, (54), 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) [2024-11-02 12:24:42,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:24:42,788 INFO L93 Difference]: Finished difference Result 181 states and 318 transitions. [2024-11-02 12:24:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:24:42,792 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 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 207 [2024-11-02 12:24:42,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:24:42,800 INFO L225 Difference]: With dead ends: 181 [2024-11-02 12:24:42,800 INFO L226 Difference]: Without dead ends: 90 [2024-11-02 12:24:42,805 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:24:42,812 INFO L432 NwaCegarLoop]: 138 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, 138 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 [2024-11-02 12:24:42,813 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:24:42,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-02 12:24:42,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-11-02 12:24:42,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.3214285714285714) internal successors, (74), 56 states have internal predecessors, (74), 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) [2024-11-02 12:24:42,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 138 transitions. [2024-11-02 12:24:42,869 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 138 transitions. Word has length 207 [2024-11-02 12:24:42,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:24:42,870 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 138 transitions. [2024-11-02 12:24:42,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 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) [2024-11-02 12:24:42,874 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 138 transitions. [2024-11-02 12:24:42,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-02 12:24:42,880 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:24:42,881 INFO L215 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] [2024-11-02 12:24:42,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:43,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:43,086 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:24:43,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:24:43,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1358953691, now seen corresponding path program 1 times [2024-11-02 12:24:43,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:24:43,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [779638574] [2024-11-02 12:24:43,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:43,089 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 [2024-11-02 12:24:43,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:24:43,091 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:24:43,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:24:43,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-02 12:24:43,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:24:44,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2024-11-02 12:24:44,651 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:24:45,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-02 12:24:45,679 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:24:45,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [779638574] [2024-11-02 12:24:45,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [779638574] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:24:45,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1801724820] [2024-11-02 12:24:45,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:45,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:24:45,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:24:45,685 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:24:45,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-02 12:24:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:24:46,326 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:24:46,331 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:24:46,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-02 12:24:46,498 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:24:46,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1801724820] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:24:46,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-02 12:24:46,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 8 [2024-11-02 12:24:46,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845561582] [2024-11-02 12:24:46,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:24:46,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:24:46,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:24:46,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:24:46,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-02 12:24:46,503 INFO L87 Difference]: Start difference. First operand 90 states and 138 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) [2024-11-02 12:24:46,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:24:46,908 INFO L93 Difference]: Finished difference Result 261 states and 402 transitions. [2024-11-02 12:24:46,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:24:46,909 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 [2024-11-02 12:24:46,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:24:46,913 INFO L225 Difference]: With dead ends: 261 [2024-11-02 12:24:46,913 INFO L226 Difference]: Without dead ends: 174 [2024-11-02 12:24:46,915 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 621 GetRequests, 613 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-02 12:24:46,916 INFO L432 NwaCegarLoop]: 260 mSDtfsCounter, 115 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-02 12:24:46,917 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 385 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-02 12:24:46,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-11-02 12:24:46,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 104. [2024-11-02 12:24:46,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 70 states have (on average 1.3428571428571427) internal successors, (94), 70 states have internal predecessors, (94), 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) [2024-11-02 12:24:46,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 158 transitions. [2024-11-02 12:24:46,938 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 158 transitions. Word has length 208 [2024-11-02 12:24:46,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:24:46,940 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 158 transitions. [2024-11-02 12:24:46,940 INFO L472 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) [2024-11-02 12:24:46,941 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 158 transitions. [2024-11-02 12:24:46,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-02 12:24:46,944 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:24:46,945 INFO L215 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, 1] [2024-11-02 12:24:46,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:47,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-02 12:24:47,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt [2024-11-02 12:24:47,346 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:24:47,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:24:47,346 INFO L85 PathProgramCache]: Analyzing trace with hash 496868263, now seen corresponding path program 1 times [2024-11-02 12:24:47,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:24:47,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [605809668] [2024-11-02 12:24:47,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:47,348 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 [2024-11-02 12:24:47,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:24:47,351 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:24:47,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:24:48,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-02 12:24:48,137 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:24:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2024-11-02 12:24:48,986 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:24:49,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-02 12:24:49,911 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:24:49,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [605809668] [2024-11-02 12:24:49,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [605809668] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:24:49,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2033360345] [2024-11-02 12:24:49,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:49,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:24:49,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:24:49,921 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:24:49,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-02 12:24:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:24:51,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-02 12:24:51,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:24:52,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2024-11-02 12:24:52,277 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:24:53,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-02 12:24:53,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2033360345] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:24:53,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295710080] [2024-11-02 12:24:53,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:53,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:24:53,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:24:53,386 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:24:53,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de998bed-a891-4e80-8a45-cbd99c03253e/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-02 12:24:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:24:53,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-02 12:24:53,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:24:54,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 981 proven. 36 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2024-11-02 12:24:54,696 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:24:55,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 57 proven. 36 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2024-11-02 12:24:55,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [295710080] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:24:55,812 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-02 12:24:55,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 5, 5, 5, 5] total 8 [2024-11-02 12:24:55,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235142048] [2024-11-02 12:24:55,814 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-02 12:24:55,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-02 12:24:55,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:24:55,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-02 12:24:55,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-02 12:24:55,818 INFO L87 Difference]: Start difference. First operand 104 states and 158 transitions. Second operand has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45)