./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-69.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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_d225d62b-2fc6-46c8-8594-efdde7167530/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 088876b530f5f297c2ed6ed519f2eb16dca02821d727525deef88d098a188170 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:31:10,922 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:31:11,028 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:31:11,036 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:31:11,039 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:31:11,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:31:11,076 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:31:11,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:31:11,078 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:31:11,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:31:11,081 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:31:11,081 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:31:11,083 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:31:11,083 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:31:11,085 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:31:11,086 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:31:11,086 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:31:11,087 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:31:11,087 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:31:11,091 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:31:11,092 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:31:11,093 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:31:11,093 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:31:11,093 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:31:11,094 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:31:11,094 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:31:11,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:31:11,095 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:31:11,095 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:31:11,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:31:11,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:31:11,108 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:31:11,108 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:31:11,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:31:11,109 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:31:11,109 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:31:11,109 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:31:11,110 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:31:11,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:31:11,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:31:11,111 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:31:11,111 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:31:11,112 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:31:11,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:31:11,113 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:31:11,114 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:31:11,114 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:31:11,114 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_d225d62b-2fc6-46c8-8594-efdde7167530/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 088876b530f5f297c2ed6ed519f2eb16dca02821d727525deef88d098a188170 [2024-11-02 12:31:11,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:31:11,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:31:11,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:31:11,559 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:31:11,560 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:31:11,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-69.i Unable to find full path for "g++" [2024-11-02 12:31:13,534 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:31:13,831 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:31:13,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-69.i [2024-11-02 12:31:13,845 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/data/5c82b12fb/14d5c64c65454686860cfe4f1bda17bd/FLAG3f22b5486 [2024-11-02 12:31:14,150 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/data/5c82b12fb/14d5c64c65454686860cfe4f1bda17bd [2024-11-02 12:31:14,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:31:14,154 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:31:14,155 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:31:14,155 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:31:14,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:31:14,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc4ce0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14, skipping insertion in model container [2024-11-02 12:31:14,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,194 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:31:14,384 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_d225d62b-2fc6-46c8-8594-efdde7167530/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-69.i[916,929] [2024-11-02 12:31:14,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:31:14,503 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:31:14,520 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_d225d62b-2fc6-46c8-8594-efdde7167530/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-69.i[916,929] [2024-11-02 12:31:14,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:31:14,607 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:31:14,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14 WrapperNode [2024-11-02 12:31:14,608 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:31:14,610 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:31:14,610 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:31:14,610 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:31:14,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,640 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,699 INFO L138 Inliner]: procedures = 30, calls = 158, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 471 [2024-11-02 12:31:14,699 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:31:14,704 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:31:14,704 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:31:14,704 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:31:14,714 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,741 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,744 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:31:14,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:31:14,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:31:14,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:31:14,758 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14" (1/1) ... [2024-11-02 12:31:14,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:31:14,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:31:14,811 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:31:14,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:31:14,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:31:14,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-02 12:31:14,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:31:14,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-02 12:31:14,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:31:14,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-02 12:31:14,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:31:14,844 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:31:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:31:14,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:31:14,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:31:14,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:31:14,972 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:31:14,974 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:31:15,619 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-02 12:31:15,620 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:31:16,274 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:31:16,275 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:31:16,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:16 BoogieIcfgContainer [2024-11-02 12:31:16,275 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:31:16,279 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:31:16,279 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:31:16,284 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:31:16,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:31:14" (1/3) ... [2024-11-02 12:31:16,285 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1577515a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:31:16, skipping insertion in model container [2024-11-02 12:31:16,285 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:14" (2/3) ... [2024-11-02 12:31:16,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1577515a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:31:16, skipping insertion in model container [2024-11-02 12:31:16,288 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:16" (3/3) ... [2024-11-02 12:31:16,289 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-69.i [2024-11-02 12:31:16,331 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:31:16,331 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:31:16,412 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:31:16,419 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;@47e0cde8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:31:16,419 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:31:16,424 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:31:16,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-02 12:31:16,434 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:16,435 INFO L215 NwaCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:31:16,436 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:16,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:16,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1602380221, now seen corresponding path program 1 times [2024-11-02 12:31:16,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:31:16,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842117069] [2024-11-02 12:31:16,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:16,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:31:17,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:31:17,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [820964944] [2024-11-02 12:31:17,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:17,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:31:17,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:31:17,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:31:17,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:31:21,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:31:21,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:31:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:31:26,104 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:31:26,106 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:31:26,107 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:31:26,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:31:26,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:31:26,313 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:31:26,375 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:31:26,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:31:26 BoogieIcfgContainer [2024-11-02 12:31:26,379 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:31:26,380 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:31:26,380 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:31:26,381 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:31:26,381 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:16" (3/4) ... [2024-11-02 12:31:26,384 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:31:26,385 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:31:26,387 INFO L158 Benchmark]: Toolchain (without parser) took 12232.47ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 98.1MB in the beginning and 81.6MB in the end (delta: 16.5MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2024-11-02 12:31:26,388 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 132.1MB. Free memory is still 101.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:31:26,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 453.74ms. Allocated memory is still 132.1MB. Free memory was 98.1MB in the beginning and 81.0MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:31:26,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.73ms. Allocated memory is still 132.1MB. Free memory was 80.6MB in the beginning and 76.9MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:31:26,392 INFO L158 Benchmark]: Boogie Preprocessor took 47.20ms. Allocated memory is still 132.1MB. Free memory was 76.9MB in the beginning and 74.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:31:26,393 INFO L158 Benchmark]: RCFGBuilder took 1522.33ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 74.0MB in the beginning and 124.9MB in the end (delta: -51.0MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2024-11-02 12:31:26,395 INFO L158 Benchmark]: TraceAbstraction took 10100.24ms. Allocated memory is still 169.9MB. Free memory was 123.9MB in the beginning and 82.6MB in the end (delta: 41.3MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2024-11-02 12:31:26,396 INFO L158 Benchmark]: Witness Printer took 5.31ms. Allocated memory is still 169.9MB. Free memory was 82.6MB in the beginning and 81.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:31:26,400 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 132.1MB. Free memory is still 101.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 453.74ms. Allocated memory is still 132.1MB. Free memory was 98.1MB in the beginning and 81.0MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.73ms. Allocated memory is still 132.1MB. Free memory was 80.6MB in the beginning and 76.9MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.20ms. Allocated memory is still 132.1MB. Free memory was 76.9MB in the beginning and 74.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1522.33ms. Allocated memory was 132.1MB in the beginning and 169.9MB in the end (delta: 37.7MB). Free memory was 74.0MB in the beginning and 124.9MB in the end (delta: -51.0MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. * TraceAbstraction took 10100.24ms. Allocated memory is still 169.9MB. Free memory was 123.9MB in the beginning and 82.6MB in the end (delta: 41.3MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. * Witness Printer took 5.31ms. Allocated memory is still 169.9MB. Free memory was 82.6MB in the beginning and 81.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 118. Possible FailurePath: [L35] unsigned char isInitial = 0; [L36-L48] struct WrapperStruct00 WrapperStruct00 = { -100, 0, 8, 256, 500, -64, -8, 0, 0, 4.625, 15.5 }; [L122] isInitial = 1 [L123] FCALL initially() [L124] COND TRUE 1 [L125] FCALL updateLastVariables() [L126] CALL updateVariables() [L91] WrapperStruct00.var_1_2 = __VERIFIER_nondet_ulong() [L92] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1] [L92] CALL assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L93] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_2 <= 4294967295) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(WrapperStruct00.var_1_2 <= 4294967295) VAL [WrapperStruct00={4:0}, isInitial=1] [L94] WrapperStruct00.var_1_3 = __VERIFIER_nondet_ulong() [L95] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1] [L95] CALL assume_abort_if_not(WrapperStruct00.var_1_3 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(WrapperStruct00.var_1_3 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L96] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_3 <= 4294967295) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(WrapperStruct00.var_1_3 <= 4294967295) VAL [WrapperStruct00={4:0}, isInitial=1] [L97] WrapperStruct00.var_1_4 = __VERIFIER_nondet_ulong() [L98] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L98] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L99] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 4294967295) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 4294967295) VAL [WrapperStruct00={4:0}, isInitial=1] [L100] WrapperStruct00.var_1_5 = __VERIFIER_nondet_ulong() [L101] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1] [L101] CALL assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L102] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1] [L102] CALL assume_abort_if_not(WrapperStruct00.var_1_5 <= 4294967295) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(WrapperStruct00.var_1_5 <= 4294967295) VAL [WrapperStruct00={4:0}, isInitial=1] [L103] WrapperStruct00.var_1_8 = __VERIFIER_nondet_char() [L104] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= -127) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= -127) VAL [WrapperStruct00={4:0}, isInitial=1] [L105] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 126) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 126) VAL [WrapperStruct00={4:0}, isInitial=1] [L106] WrapperStruct00.var_1_9 = __VERIFIER_nondet_uchar() [L107] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L108] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L109] WrapperStruct00.var_1_10 = __VERIFIER_nondet_uchar() [L110] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L111] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L112] WrapperStruct00.var_1_13 = __VERIFIER_nondet_double() [L113] EXPR WrapperStruct00.var_1_13 [L113] EXPR WrapperStruct00.var_1_13 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F [L113] EXPR WrapperStruct00.var_1_13 [L113] EXPR WrapperStruct00.var_1_13 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F [L113] EXPR (WrapperStruct00.var_1_13 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L113] CALL assume_abort_if_not((WrapperStruct00.var_1_13 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not((WrapperStruct00.var_1_13 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L126] RET updateVariables() [L127] CALL step() [L52] EXPR WrapperStruct00.var_1_2 [L52] EXPR WrapperStruct00.var_1_4 [L52] EXPR WrapperStruct00.var_1_5 [L52] EXPR WrapperStruct00.var_1_3 [L52] EXPR (((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) > (WrapperStruct00.var_1_3)) ? ((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) : (WrapperStruct00.var_1_3) [L52] EXPR WrapperStruct00.var_1_4 [L52] EXPR WrapperStruct00.var_1_5 [L52] EXPR (((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) > (WrapperStruct00.var_1_3)) ? ((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) : (WrapperStruct00.var_1_3) [L52] COND TRUE WrapperStruct00.var_1_2 < (((((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) > (WrapperStruct00.var_1_3)) ? ((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) : (WrapperStruct00.var_1_3))) [L53] EXPR WrapperStruct00.var_1_8 [L53] WrapperStruct00.var_1_7 = WrapperStruct00.var_1_8 [L65] EXPR WrapperStruct00.var_1_5 [L65] unsigned long int stepLocal_1 = WrapperStruct00.var_1_5; [L66] EXPR WrapperStruct00.var_1_2 [L66] EXPR WrapperStruct00.var_1_3 [L66] EXPR WrapperStruct00.var_1_4 [L66] EXPR ((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4) [L66] EXPR WrapperStruct00.var_1_4 [L66] EXPR ((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4) [L66] unsigned long int stepLocal_0 = WrapperStruct00.var_1_2 * ((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))); [L67] EXPR WrapperStruct00.var_1_5 [L67] COND TRUE stepLocal_0 < WrapperStruct00.var_1_5 [L68] EXPR WrapperStruct00.var_1_2 [L68] COND TRUE stepLocal_1 > WrapperStruct00.var_1_2 [L69] EXPR WrapperStruct00.var_1_7 [L69] WrapperStruct00.var_1_1 = WrapperStruct00.var_1_7 [L74] EXPR WrapperStruct00.var_1_9 [L74] unsigned char stepLocal_3 = WrapperStruct00.var_1_9; [L75] EXPR WrapperStruct00.var_1_1 [L75] EXPR WrapperStruct00.var_1_7 [L75] signed long int stepLocal_2 = WrapperStruct00.var_1_1 + WrapperStruct00.var_1_7; [L76] EXPR WrapperStruct00.var_1_7 [L76] EXPR WrapperStruct00.var_1_8 [L76] EXPR WrapperStruct00.var_1_4 [L76] COND FALSE !(((WrapperStruct00.var_1_7 + WrapperStruct00.var_1_8) == WrapperStruct00.var_1_4) && stepLocal_3) [L87] EXPR WrapperStruct00.var_1_13 [L87] WrapperStruct00.var_1_11 = WrapperStruct00.var_1_13 [L127] RET step() [L128] CALL, EXPR property() [L118] EXPR WrapperStruct00.var_1_2 [L118] EXPR WrapperStruct00.var_1_3 [L118] EXPR WrapperStruct00.var_1_4 [L118] EXPR ((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4) [L118] EXPR WrapperStruct00.var_1_4 [L118] EXPR ((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4) [L118] EXPR WrapperStruct00.var_1_5 [L118] EXPR ((WrapperStruct00.var_1_2 * ((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7))) : 1 [L118] EXPR WrapperStruct00.var_1_5 [L118] EXPR WrapperStruct00.var_1_2 [L118] EXPR (WrapperStruct00.var_1_5 > WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7)) [L118] EXPR WrapperStruct00.var_1_1 [L118] EXPR WrapperStruct00.var_1_7 [L118] EXPR (WrapperStruct00.var_1_5 > WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7)) [L118] EXPR ((WrapperStruct00.var_1_2 * ((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7))) : 1 [L118] EXPR (((WrapperStruct00.var_1_2 * ((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7))) : 1) && ((WrapperStruct00.var_1_2 < (((((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) > (WrapperStruct00.var_1_3)) ? ((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) : (WrapperStruct00.var_1_3)))) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_9 || WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_7 == ((signed char) -4))))) [L118] EXPR WrapperStruct00.var_1_2 [L118] EXPR WrapperStruct00.var_1_4 [L118] EXPR WrapperStruct00.var_1_5 [L118] EXPR WrapperStruct00.var_1_3 [L118] EXPR (((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) > (WrapperStruct00.var_1_3)) ? ((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) : (WrapperStruct00.var_1_3) [L118] EXPR WrapperStruct00.var_1_4 [L118] EXPR WrapperStruct00.var_1_5 [L118] EXPR (((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) > (WrapperStruct00.var_1_3)) ? ((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) : (WrapperStruct00.var_1_3) [L118] EXPR (WrapperStruct00.var_1_2 < (((((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) > (WrapperStruct00.var_1_3)) ? ((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) : (WrapperStruct00.var_1_3)))) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_9 || WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_7 == ((signed char) -4)))) [L118] EXPR WrapperStruct00.var_1_7 [L118] EXPR WrapperStruct00.var_1_8 [L118] EXPR (WrapperStruct00.var_1_2 < (((((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) > (WrapperStruct00.var_1_3)) ? ((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) : (WrapperStruct00.var_1_3)))) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_9 || WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_7 == ((signed char) -4)))) [L118] EXPR (((WrapperStruct00.var_1_2 * ((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7))) : 1) && ((WrapperStruct00.var_1_2 < (((((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) > (WrapperStruct00.var_1_3)) ? ((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) : (WrapperStruct00.var_1_3)))) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_9 || WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_7 == ((signed char) -4))))) [L118] EXPR ((((WrapperStruct00.var_1_2 * ((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7))) : 1) && ((WrapperStruct00.var_1_2 < (((((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) > (WrapperStruct00.var_1_3)) ? ((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) : (WrapperStruct00.var_1_3)))) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_9 || WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_7 == ((signed char) -4)))))) && ((((WrapperStruct00.var_1_7 + WrapperStruct00.var_1_8) == WrapperStruct00.var_1_4) && WrapperStruct00.var_1_9) ? ((! WrapperStruct00.var_1_10) ? (((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_7) != WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13)) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) [L118] EXPR WrapperStruct00.var_1_7 [L118] EXPR WrapperStruct00.var_1_8 [L118] EXPR WrapperStruct00.var_1_4 [L118] EXPR ((WrapperStruct00.var_1_7 + WrapperStruct00.var_1_8) == WrapperStruct00.var_1_4) && WrapperStruct00.var_1_9 [L118] EXPR (((WrapperStruct00.var_1_7 + WrapperStruct00.var_1_8) == WrapperStruct00.var_1_4) && WrapperStruct00.var_1_9) ? ((! WrapperStruct00.var_1_10) ? (((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_7) != WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13)) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13)) [L118] EXPR WrapperStruct00.var_1_11 [L118] EXPR WrapperStruct00.var_1_13 [L118] EXPR (((WrapperStruct00.var_1_7 + WrapperStruct00.var_1_8) == WrapperStruct00.var_1_4) && WrapperStruct00.var_1_9) ? ((! WrapperStruct00.var_1_10) ? (((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_7) != WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13)) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13)) [L118] EXPR ((((WrapperStruct00.var_1_2 * ((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7))) : 1) && ((WrapperStruct00.var_1_2 < (((((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) > (WrapperStruct00.var_1_3)) ? ((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) : (WrapperStruct00.var_1_3)))) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_9 || WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_7 == ((signed char) -4)))))) && ((((WrapperStruct00.var_1_7 + WrapperStruct00.var_1_8) == WrapperStruct00.var_1_4) && WrapperStruct00.var_1_9) ? ((! WrapperStruct00.var_1_10) ? (((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_7) != WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13)) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) [L118-L119] return ((((WrapperStruct00.var_1_2 * ((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < WrapperStruct00.var_1_5) ? ((WrapperStruct00.var_1_5 > WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_1 == ((signed short int) WrapperStruct00.var_1_7))) : 1) && ((WrapperStruct00.var_1_2 < (((((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) > (WrapperStruct00.var_1_3)) ? ((WrapperStruct00.var_1_4 * WrapperStruct00.var_1_5)) : (WrapperStruct00.var_1_3)))) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_9 || WrapperStruct00.var_1_10) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : ((WrapperStruct00.var_1_3 < WrapperStruct00.var_1_4) ? (WrapperStruct00.var_1_7 == ((signed char) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_7 == ((signed char) -4)))))) && ((((WrapperStruct00.var_1_7 + WrapperStruct00.var_1_8) == WrapperStruct00.var_1_4) && WrapperStruct00.var_1_9) ? ((! WrapperStruct00.var_1_10) ? (((WrapperStruct00.var_1_1 + WrapperStruct00.var_1_7) != WrapperStruct00.var_1_8) ? (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13)) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) : (WrapperStruct00.var_1_11 == ((double) WrapperStruct00.var_1_13))) ; [L128] RET, EXPR property() [L128] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, isInitial=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, isInitial=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.9s, OverallIterations: 1, TraceHistogramMax: 15, 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=39occurred 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, 4.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 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 12:31:26,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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_d225d62b-2fc6-46c8-8594-efdde7167530/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 088876b530f5f297c2ed6ed519f2eb16dca02821d727525deef88d098a188170 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:31:28,883 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:31:28,979 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:31:28,986 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:31:28,987 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:31:29,023 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:31:29,026 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:31:29,026 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:31:29,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:31:29,029 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:31:29,031 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:31:29,031 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:31:29,032 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:31:29,032 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:31:29,033 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:31:29,033 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:31:29,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:31:29,039 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:31:29,039 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:31:29,039 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:31:29,040 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:31:29,040 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:31:29,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:31:29,041 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:31:29,041 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:31:29,042 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:31:29,042 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:31:29,043 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:31:29,043 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:31:29,044 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:31:29,045 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:31:29,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:31:29,046 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:31:29,047 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:31:29,047 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:31:29,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:31:29,048 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:31:29,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:31:29,048 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:31:29,049 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:31:29,049 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:31:29,050 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:31:29,052 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:31:29,063 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:31:29,063 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_d225d62b-2fc6-46c8-8594-efdde7167530/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 088876b530f5f297c2ed6ed519f2eb16dca02821d727525deef88d098a188170 [2024-11-02 12:31:29,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:31:29,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:31:29,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:31:29,579 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:31:29,580 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:31:29,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-69.i Unable to find full path for "g++" [2024-11-02 12:31:31,720 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:31:31,958 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:31:31,959 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-69.i [2024-11-02 12:31:31,970 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/data/25934c0a7/912ae2fac8074e01a49bd1d0b87e8426/FLAG3a5718c1b [2024-11-02 12:31:31,986 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/data/25934c0a7/912ae2fac8074e01a49bd1d0b87e8426 [2024-11-02 12:31:31,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:31:31,991 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:31:31,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:31:31,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:31:31,999 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:31:32,000 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:31:31" (1/1) ... [2024-11-02 12:31:32,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d2a16c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32, skipping insertion in model container [2024-11-02 12:31:32,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:31:31" (1/1) ... [2024-11-02 12:31:32,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:31:32,261 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_d225d62b-2fc6-46c8-8594-efdde7167530/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-69.i[916,929] [2024-11-02 12:31:32,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:31:32,380 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:31:32,397 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_d225d62b-2fc6-46c8-8594-efdde7167530/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-69.i[916,929] [2024-11-02 12:31:32,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:31:32,489 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:31:32,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32 WrapperNode [2024-11-02 12:31:32,492 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:31:32,493 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:31:32,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:31:32,493 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:31:32,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32" (1/1) ... [2024-11-02 12:31:32,529 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32" (1/1) ... [2024-11-02 12:31:32,613 INFO L138 Inliner]: procedures = 37, calls = 158, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 469 [2024-11-02 12:31:32,614 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:31:32,617 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:31:32,617 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:31:32,617 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:31:32,629 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32" (1/1) ... [2024-11-02 12:31:32,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32" (1/1) ... [2024-11-02 12:31:32,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32" (1/1) ... [2024-11-02 12:31:32,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32" (1/1) ... [2024-11-02 12:31:32,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32" (1/1) ... [2024-11-02 12:31:32,694 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32" (1/1) ... [2024-11-02 12:31:32,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32" (1/1) ... [2024-11-02 12:31:32,703 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32" (1/1) ... [2024-11-02 12:31:32,715 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:31:32,716 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:31:32,716 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:31:32,716 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:31:32,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32" (1/1) ... [2024-11-02 12:31:32,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:31:32,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:31:32,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:31:32,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:31:32,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:31:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-02 12:31:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2024-11-02 12:31:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-02 12:31:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-02 12:31:32,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:31:32,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-02 12:31:32,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-02 12:31:32,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-02 12:31:32,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-02 12:31:32,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-02 12:31:32,821 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:31:32,821 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:31:32,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:31:32,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:31:32,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-02 12:31:32,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-02 12:31:32,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-02 12:31:32,993 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:31:32,995 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:31:34,008 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-02 12:31:34,011 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:31:34,031 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:31:34,031 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:31:34,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:34 BoogieIcfgContainer [2024-11-02 12:31:34,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:31:34,034 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:31:34,035 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:31:34,038 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:31:34,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:31:31" (1/3) ... [2024-11-02 12:31:34,043 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32409463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:31:34, skipping insertion in model container [2024-11-02 12:31:34,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:31:32" (2/3) ... [2024-11-02 12:31:34,044 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32409463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:31:34, skipping insertion in model container [2024-11-02 12:31:34,044 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:34" (3/3) ... [2024-11-02 12:31:34,047 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-69.i [2024-11-02 12:31:34,068 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:31:34,068 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:31:34,141 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:31:34,148 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;@3885b08f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:31:34,149 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:31:34,154 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 76 states have (on average 1.4342105263157894) internal successors, (109), 77 states have internal predecessors, (109), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:31:34,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-02 12:31:34,170 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:34,171 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:31:34,172 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:34,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:34,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1210397449, now seen corresponding path program 1 times [2024-11-02 12:31:34,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:34,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1025886385] [2024-11-02 12:31:34,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:34,201 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 12:31:34,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:34,205 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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 12:31:34,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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 12:31:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:34,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:31:34,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:34,649 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-02 12:31:34,649 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:34,650 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:34,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1025886385] [2024-11-02 12:31:34,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1025886385] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:34,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:34,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:31:34,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149285709] [2024-11-02 12:31:34,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:34,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:31:34,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:34,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:31:34,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:31:34,696 INFO L87 Difference]: Start difference. First operand has 94 states, 76 states have (on average 1.4342105263157894) internal successors, (109), 77 states have internal predecessors, (109), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-02 12:31:34,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:31:34,737 INFO L93 Difference]: Finished difference Result 181 states and 287 transitions. [2024-11-02 12:31:34,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:31:34,739 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 119 [2024-11-02 12:31:34,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:31:34,748 INFO L225 Difference]: With dead ends: 181 [2024-11-02 12:31:34,748 INFO L226 Difference]: Without dead ends: 90 [2024-11-02 12:31:34,752 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 118 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 12:31:34,756 INFO L432 NwaCegarLoop]: 132 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, 132 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 12:31:34,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:31:34,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-02 12:31:34,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-11-02 12:31:34,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 73 states have (on average 1.3972602739726028) internal successors, (102), 73 states have internal predecessors, (102), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:31:34,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 132 transitions. [2024-11-02 12:31:34,821 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 132 transitions. Word has length 119 [2024-11-02 12:31:34,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:31:34,822 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 132 transitions. [2024-11-02 12:31:34,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-02 12:31:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2024-11-02 12:31:34,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-02 12:31:34,828 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:34,829 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:31:34,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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)] Ended with exit code 0 [2024-11-02 12:31:35,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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 12:31:35,030 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:35,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:35,031 INFO L85 PathProgramCache]: Analyzing trace with hash 2110886127, now seen corresponding path program 1 times [2024-11-02 12:31:35,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:35,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [782560912] [2024-11-02 12:31:35,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:35,034 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 12:31:35,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:35,037 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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 12:31:35,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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 12:31:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:35,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-02 12:31:35,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:35,515 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-02 12:31:35,515 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:35,515 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:35,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [782560912] [2024-11-02 12:31:35,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [782560912] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:35,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:35,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-02 12:31:35,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867558022] [2024-11-02 12:31:35,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:35,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:31:35,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:35,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:31:35,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:31:35,523 INFO L87 Difference]: Start difference. First operand 90 states and 132 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-02 12:31:35,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:31:35,606 INFO L93 Difference]: Finished difference Result 179 states and 264 transitions. [2024-11-02 12:31:35,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 12:31:35,607 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 119 [2024-11-02 12:31:35,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:31:35,609 INFO L225 Difference]: With dead ends: 179 [2024-11-02 12:31:35,609 INFO L226 Difference]: Without dead ends: 92 [2024-11-02 12:31:35,610 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 12:31:35,612 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 249 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:31:35,613 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 379 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:31:35,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-11-02 12:31:35,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2024-11-02 12:31:35,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 75 states have (on average 1.3866666666666667) internal successors, (104), 75 states have internal predecessors, (104), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:31:35,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 134 transitions. [2024-11-02 12:31:35,625 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 134 transitions. Word has length 119 [2024-11-02 12:31:35,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:31:35,630 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 134 transitions. [2024-11-02 12:31:35,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-02 12:31:35,630 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 134 transitions. [2024-11-02 12:31:35,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-02 12:31:35,632 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:35,632 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:31:35,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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)] Ended with exit code 0 [2024-11-02 12:31:35,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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 12:31:35,833 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:35,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:35,834 INFO L85 PathProgramCache]: Analyzing trace with hash -1575040406, now seen corresponding path program 1 times [2024-11-02 12:31:35,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:35,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1984487093] [2024-11-02 12:31:35,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:35,836 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 12:31:35,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:35,839 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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 12:31:35,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d225d62b-2fc6-46c8-8594-efdde7167530/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)] Waiting until timeout for monitored process [2024-11-02 12:31:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:36,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-02 12:31:36,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:36,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-02 12:31:36,946 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:31:36,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 44 [2024-11-02 12:31:39,946 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:31:39,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 20 [2024-11-02 12:31:40,277 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-02 12:31:40,278 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:40,278 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:40,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1984487093] [2024-11-02 12:31:40,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1984487093] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:40,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:40,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-02 12:31:40,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985566998] [2024-11-02 12:31:40,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:40,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-02 12:31:40,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:40,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-02 12:31:40,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=65, Unknown=1, NotChecked=0, Total=90 [2024-11-02 12:31:40,282 INFO L87 Difference]: Start difference. First operand 92 states and 134 transitions. Second operand has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-02 12:31:43,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]