./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.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_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/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_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/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_e7de0a01-7467-4878-84c3-d3d80b3b24da/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 be1c1a19348bf6942b2c7674e9ff19085d4002ed9d9da8270fbad28acc297a48 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:33:00,514 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:33:00,585 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:33:00,590 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:33:00,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:33:00,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:33:00,616 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:33:00,616 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:33:00,617 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:33:00,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:33:00,618 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:33:00,618 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:33:00,619 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:33:00,619 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:33:00,619 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:33:00,620 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:33:00,620 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:33:00,621 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:33:00,621 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:33:00,622 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:33:00,622 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:33:00,623 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:33:00,624 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:33:00,624 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:33:00,625 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:33:00,625 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:33:00,626 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:33:00,626 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:33:00,626 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:33:00,627 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:33:00,627 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:33:00,628 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:33:00,628 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:33:00,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:33:00,629 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:33:00,629 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:33:00,630 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:33:00,630 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:33:00,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:00,631 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:33:00,631 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:33:00,636 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:33:00,636 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:33:00,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:33:00,637 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:33:00,637 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:33:00,637 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:33:00,637 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_e7de0a01-7467-4878-84c3-d3d80b3b24da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1c1a19348bf6942b2c7674e9ff19085d4002ed9d9da8270fbad28acc297a48 [2024-11-02 12:33:00,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:33:00,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:33:00,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:33:00,964 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:33:00,965 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:33:00,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i Unable to find full path for "g++" [2024-11-02 12:33:03,006 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:33:03,257 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:33:03,258 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i [2024-11-02 12:33:03,269 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/data/2eb6be982/2af3ae338f0045bc8a1e94b7f3b5b0a3/FLAG08b9ff403 [2024-11-02 12:33:03,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/data/2eb6be982/2af3ae338f0045bc8a1e94b7f3b5b0a3 [2024-11-02 12:33:03,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:33:03,618 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:33:03,624 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:03,624 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:33:03,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:33:03,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:03" (1/1) ... [2024-11-02 12:33:03,643 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d9d1122 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:03, skipping insertion in model container [2024-11-02 12:33:03,643 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:03" (1/1) ... [2024-11-02 12:33:03,682 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:33:03,877 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_e7de0a01-7467-4878-84c3-d3d80b3b24da/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i[915,928] [2024-11-02 12:33:03,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:03,948 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:33:03,959 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_e7de0a01-7467-4878-84c3-d3d80b3b24da/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i[915,928] [2024-11-02 12:33:03,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:04,024 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:33:04,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04 WrapperNode [2024-11-02 12:33:04,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:04,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:04,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:33:04,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:33:04,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04" (1/1) ... [2024-11-02 12:33:04,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04" (1/1) ... [2024-11-02 12:33:04,114 INFO L138 Inliner]: procedures = 29, calls = 119, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 384 [2024-11-02 12:33:04,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:04,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:33:04,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:33:04,115 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:33:04,125 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04" (1/1) ... [2024-11-02 12:33:04,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04" (1/1) ... [2024-11-02 12:33:04,130 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04" (1/1) ... [2024-11-02 12:33:04,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04" (1/1) ... [2024-11-02 12:33:04,141 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04" (1/1) ... [2024-11-02 12:33:04,146 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04" (1/1) ... [2024-11-02 12:33:04,148 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04" (1/1) ... [2024-11-02 12:33:04,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04" (1/1) ... [2024-11-02 12:33:04,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:33:04,156 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:33:04,156 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:33:04,156 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:33:04,157 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04" (1/1) ... [2024-11-02 12:33:04,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:04,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:33:04,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:33:04,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:33:04,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:33:04,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:33:04,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-02 12:33:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-02 12:33:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:33:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-02 12:33:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:33:04,257 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:33:04,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:33:04,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:33:04,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:33:04,425 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:33:04,428 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:33:04,910 INFO L? ?]: Removed 77 outVars from TransFormulas that were not future-live. [2024-11-02 12:33:04,910 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:33:05,329 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:33:05,330 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:33:05,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:05 BoogieIcfgContainer [2024-11-02 12:33:05,330 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:33:05,335 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:33:05,335 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:33:05,339 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:33:05,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:33:03" (1/3) ... [2024-11-02 12:33:05,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f532b95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:05, skipping insertion in model container [2024-11-02 12:33:05,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:04" (2/3) ... [2024-11-02 12:33:05,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f532b95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:05, skipping insertion in model container [2024-11-02 12:33:05,343 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:05" (3/3) ... [2024-11-02 12:33:05,345 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-0.i [2024-11-02 12:33:05,367 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:33:05,367 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:33:05,472 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:33:05,480 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;@4718fcfd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:33:05,481 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:33:05,485 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-02 12:33:05,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-02 12:33:05,494 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:05,495 INFO L215 NwaCegarLoop]: trace histogram [8, 1, 1, 1, 1, 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 12:33:05,495 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:05,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:05,503 INFO L85 PathProgramCache]: Analyzing trace with hash -1701713604, now seen corresponding path program 1 times [2024-11-02 12:33:05,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:33:05,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360873318] [2024-11-02 12:33:05,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:05,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:33:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:33:06,444 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:33:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:33:06,899 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:33:06,901 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:33:06,903 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:33:06,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:33:06,911 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:33:07,046 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:33:07,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:33:07 BoogieIcfgContainer [2024-11-02 12:33:07,050 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:33:07,050 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:33:07,050 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:33:07,051 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:33:07,051 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:05" (3/4) ... [2024-11-02 12:33:07,053 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:33:07,054 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:33:07,055 INFO L158 Benchmark]: Toolchain (without parser) took 3436.68ms. Allocated memory was 127.9MB in the beginning and 195.0MB in the end (delta: 67.1MB). Free memory was 88.7MB in the beginning and 74.0MB in the end (delta: 14.7MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. [2024-11-02 12:33:07,055 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:33:07,056 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.74ms. Allocated memory is still 127.9MB. Free memory was 88.7MB in the beginning and 73.6MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-02 12:33:07,057 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.14ms. Allocated memory is still 127.9MB. Free memory was 73.6MB in the beginning and 70.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:33:07,057 INFO L158 Benchmark]: Boogie Preprocessor took 40.22ms. Allocated memory is still 127.9MB. Free memory was 70.5MB in the beginning and 68.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:33:07,058 INFO L158 Benchmark]: RCFGBuilder took 1174.77ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 68.4MB in the beginning and 63.6MB in the end (delta: 4.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-02 12:33:07,059 INFO L158 Benchmark]: TraceAbstraction took 1714.79ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 62.6MB in the beginning and 74.0MB in the end (delta: -11.5MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2024-11-02 12:33:07,059 INFO L158 Benchmark]: Witness Printer took 3.95ms. Allocated memory is still 195.0MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:33:07,063 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.74ms. Allocated memory is still 127.9MB. Free memory was 88.7MB in the beginning and 73.6MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.14ms. Allocated memory is still 127.9MB. Free memory was 73.6MB in the beginning and 70.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.22ms. Allocated memory is still 127.9MB. Free memory was 70.5MB in the beginning and 68.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1174.77ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 68.4MB in the beginning and 63.6MB in the end (delta: 4.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1714.79ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 62.6MB in the beginning and 74.0MB in the end (delta: -11.5MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * Witness Printer took 3.95ms. Allocated memory is still 195.0MB. Free memory is still 74.0MB. 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 47, overapproximation of someBinaryArithmeticDOUBLEoperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 25.8; [L23] double* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_2 = 1; [L25] unsigned char* var_1_2_Pointer = &(var_1_2); [L26] double var_1_3 = 128.2; [L27] double* var_1_3_Pointer = &(var_1_3); [L28] double var_1_4 = 15.4; [L29] double* var_1_4_Pointer = &(var_1_4); [L30] double var_1_5 = 5.25; [L31] double* var_1_5_Pointer = &(var_1_5); [L32] unsigned char var_1_9 = 1; [L33] unsigned char* var_1_9_Pointer = &(var_1_9); [L34] unsigned char var_1_10 = 100; [L35] unsigned char* var_1_10_Pointer = &(var_1_10); [L36] unsigned char var_1_12 = 1; [L37] unsigned char* var_1_12_Pointer = &(var_1_12); [L38] unsigned short int var_1_13 = 5; [L39] unsigned short int* var_1_13_Pointer = &(var_1_13); [L40] double last_1_var_1_5 = 5.25; [L41] unsigned char last_1_var_1_10 = 100; [L42] unsigned short int last_1_var_1_13 = 5; [L102] isInitial = 1 [L103] FCALL initially() [L104] COND TRUE 1 [L105] CALL updateLastVariables() [L93] EXPR \read(var_1_5) [L93] last_1_var_1_5 = var_1_5 [L94] EXPR \read(var_1_10) [L94] last_1_var_1_10 = var_1_10 [L95] EXPR \read(var_1_13) [L95] last_1_var_1_13 = var_1_13 [L105] RET updateLastVariables() [L106] CALL updateVariables() [L78] var_1_2 = __VERIFIER_nondet_uchar() [L79] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L79] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L80] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L80] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L81] var_1_3 = __VERIFIER_nondet_double() [L82] EXPR \read(var_1_3) [L82] EXPR var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F [L82] EXPR (var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F ) [L82] EXPR \read(var_1_3) [L82] EXPR var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F [L82] EXPR \read(var_1_3) [L82] EXPR var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F [L82] EXPR (var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L82] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L83] var_1_4 = __VERIFIER_nondet_double() [L84] EXPR \read(var_1_4) [L84] EXPR var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F [L84] EXPR \read(var_1_4) [L84] EXPR var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F [L84] EXPR (var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L84] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L85] var_1_9 = __VERIFIER_nondet_uchar() [L86] EXPR \read(var_1_9) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L86] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L87] EXPR \read(var_1_9) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L87] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L88] var_1_12 = __VERIFIER_nondet_uchar() [L89] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L89] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L90] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L90] CALL assume_abort_if_not(var_1_12 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_12 <= 254) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L106] RET updateVariables() [L107] CALL step() [L46] EXPR \read(*var_1_9_Pointer) [L46] COND TRUE (*(var_1_9_Pointer)) [L47] EXPR \read(*var_1_4_Pointer) [L47] EXPR \read(*var_1_3_Pointer) [L47] COND FALSE !(((*(var_1_4_Pointer)) * ((*(var_1_3_Pointer)) - 5.3)) <= last_1_var_1_5) [L51] COND FALSE !((last_1_var_1_13 + last_1_var_1_13) < last_1_var_1_13) [L56] EXPR \read(*var_1_2_Pointer) [L56] COND TRUE ! (*(var_1_2_Pointer)) [L57] EXPR \read(*var_1_3_Pointer) [L57] EXPR \read(*var_1_4_Pointer) [L57] (*(var_1_1_Pointer)) = ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))) [L61] EXPR \read(*var_1_3_Pointer) [L61] EXPR \read(*var_1_4_Pointer) [L61] EXPR \read(*var_1_1_Pointer) [L61] EXPR \read(*var_1_1_Pointer) [L61] COND FALSE !(((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) [L74] EXPR \read(*var_1_3_Pointer) [L74] (*(var_1_5_Pointer)) = (*(var_1_3_Pointer)) [L107] RET step() [L108] CALL, EXPR property() [L98] EXPR \read(*var_1_2_Pointer) [L98] EXPR (! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer))))))) [L98] EXPR \read(*var_1_1_Pointer) [L98] EXPR \read(*var_1_3_Pointer) [L98] EXPR \read(*var_1_4_Pointer) [L98] EXPR (! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer))))))) [L98] EXPR ((! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer)))))))) && ((((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) ? ((*(var_1_2_Pointer)) ? (((- (*(var_1_13_Pointer))) <= (*(var_1_10_Pointer))) ? ((*(var_1_9_Pointer)) ? ((*(var_1_5_Pointer)) == ((double) (*(var_1_4_Pointer)))) : 1) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) [L98] EXPR (((! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer)))))))) && ((((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) ? ((*(var_1_2_Pointer)) ? (((- (*(var_1_13_Pointer))) <= (*(var_1_10_Pointer))) ? ((*(var_1_9_Pointer)) ? ((*(var_1_5_Pointer)) == ((double) (*(var_1_4_Pointer)))) : 1) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer)))))) && (((last_1_var_1_13 + last_1_var_1_13) < last_1_var_1_13) ? ((last_1_var_1_13 > last_1_var_1_13) ? ((*(var_1_10_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1) [L98] EXPR ((((! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer)))))))) && ((((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) ? ((*(var_1_2_Pointer)) ? (((- (*(var_1_13_Pointer))) <= (*(var_1_10_Pointer))) ? ((*(var_1_9_Pointer)) ? ((*(var_1_5_Pointer)) == ((double) (*(var_1_4_Pointer)))) : 1) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer)))))) && (((last_1_var_1_13 + last_1_var_1_13) < last_1_var_1_13) ? ((last_1_var_1_13 > last_1_var_1_13) ? ((*(var_1_10_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1)) && ((*(var_1_9_Pointer)) ? ((((*(var_1_4_Pointer)) * ((*(var_1_3_Pointer)) - 5.3)) <= last_1_var_1_5) ? ((*(var_1_13_Pointer)) == ((unsigned short int) last_1_var_1_10)) : 1) : 1) [L98-L99] return ((((! (*(var_1_2_Pointer))) ? ((*(var_1_1_Pointer)) == ((double) ((*(var_1_3_Pointer)) - (*(var_1_4_Pointer))))) : ((*(var_1_1_Pointer)) == ((double) ((((16.2) < ((*(var_1_3_Pointer)))) ? (16.2) : ((*(var_1_3_Pointer)))))))) && ((((*(var_1_3_Pointer)) + ((*(var_1_4_Pointer)) + (*(var_1_1_Pointer)))) != (*(var_1_1_Pointer))) ? ((*(var_1_2_Pointer)) ? (((- (*(var_1_13_Pointer))) <= (*(var_1_10_Pointer))) ? ((*(var_1_9_Pointer)) ? ((*(var_1_5_Pointer)) == ((double) (*(var_1_4_Pointer)))) : 1) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer))))) : ((*(var_1_5_Pointer)) == ((double) (*(var_1_3_Pointer)))))) && (((last_1_var_1_13 + last_1_var_1_13) < last_1_var_1_13) ? ((last_1_var_1_13 > last_1_var_1_13) ? ((*(var_1_10_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1)) && ((*(var_1_9_Pointer)) ? ((((*(var_1_4_Pointer)) * ((*(var_1_3_Pointer)) - 5.3)) <= last_1_var_1_5) ? ((*(var_1_13_Pointer)) == ((unsigned short int) last_1_var_1_10)) : 1) : 1) ; [L108] RET, EXPR property() [L108] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=100, last_1_var_1_13=5, last_1_var_1_5=21/4, var_1_10={10:0}, var_1_10_Pointer={10:0}, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_9={9:0}, var_1_9_Pointer={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 8, 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=25occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:33:07,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/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_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/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_e7de0a01-7467-4878-84c3-d3d80b3b24da/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 be1c1a19348bf6942b2c7674e9ff19085d4002ed9d9da8270fbad28acc297a48 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:33:10,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:33:10,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:33:10,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:33:10,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:33:10,165 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:33:10,166 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:33:10,166 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:33:10,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:33:10,167 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:33:10,168 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:33:10,168 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:33:10,169 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:33:10,169 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:33:10,170 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:33:10,170 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:33:10,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:33:10,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:33:10,172 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:33:10,172 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:33:10,173 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:33:10,173 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:33:10,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:33:10,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:33:10,174 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:33:10,175 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:33:10,175 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:33:10,175 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:33:10,176 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:33:10,176 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:33:10,176 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:33:10,177 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:33:10,177 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:33:10,177 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:33:10,178 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:33:10,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:10,179 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:33:10,179 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:33:10,179 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:33:10,180 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:33:10,180 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:33:10,181 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:33:10,181 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:33:10,181 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:33:10,182 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_e7de0a01-7467-4878-84c3-d3d80b3b24da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1c1a19348bf6942b2c7674e9ff19085d4002ed9d9da8270fbad28acc297a48 [2024-11-02 12:33:10,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:33:10,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:33:10,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:33:10,675 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:33:10,676 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:33:10,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i Unable to find full path for "g++" [2024-11-02 12:33:12,735 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:33:13,014 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:33:13,015 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i [2024-11-02 12:33:13,031 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/data/e0cbd42c0/4032d7ee243248beafc4bcd657581bdb/FLAGc9775643f [2024-11-02 12:33:13,345 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/data/e0cbd42c0/4032d7ee243248beafc4bcd657581bdb [2024-11-02 12:33:13,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:33:13,351 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:33:13,353 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:13,354 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:33:13,361 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:33:13,361 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,363 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@395908df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13, skipping insertion in model container [2024-11-02 12:33:13,363 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,392 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:33:13,618 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_e7de0a01-7467-4878-84c3-d3d80b3b24da/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i[915,928] [2024-11-02 12:33:13,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:13,687 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:33:13,701 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_e7de0a01-7467-4878-84c3-d3d80b3b24da/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-0.i[915,928] [2024-11-02 12:33:13,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:33:13,824 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:33:13,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13 WrapperNode [2024-11-02 12:33:13,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:33:13,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:13,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:33:13,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:33:13,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,858 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,909 INFO L138 Inliner]: procedures = 33, calls = 119, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 384 [2024-11-02 12:33:13,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:33:13,910 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:33:13,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:33:13,910 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:33:13,924 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,933 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,958 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,967 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,980 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,984 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:33:13,985 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:33:13,986 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:33:13,986 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:33:13,987 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13" (1/1) ... [2024-11-02 12:33:13,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:33:14,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:33:14,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:33:14,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:33:14,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:33:14,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-02 12:33:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-02 12:33:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-02 12:33:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-02 12:33:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:33:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-02 12:33:14,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-02 12:33:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:33:14,065 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:33:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:33:14,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:33:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-02 12:33:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-02 12:33:14,237 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:33:14,239 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:33:27,273 INFO L? ?]: Removed 76 outVars from TransFormulas that were not future-live. [2024-11-02 12:33:27,273 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:33:27,293 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:33:27,293 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:33:27,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:27 BoogieIcfgContainer [2024-11-02 12:33:27,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:33:27,297 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:33:27,297 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:33:27,300 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:33:27,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:33:13" (1/3) ... [2024-11-02 12:33:27,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef0ccb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:27, skipping insertion in model container [2024-11-02 12:33:27,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:33:13" (2/3) ... [2024-11-02 12:33:27,304 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef0ccb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:33:27, skipping insertion in model container [2024-11-02 12:33:27,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:33:27" (3/3) ... [2024-11-02 12:33:27,306 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-0.i [2024-11-02 12:33:27,324 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:33:27,324 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:33:27,392 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:33:27,400 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;@6d16dd1f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:33:27,400 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:33:27,406 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 74 states have (on average 1.4594594594594594) internal successors, (108), 75 states have internal predecessors, (108), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-02 12:33:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-02 12:33:27,417 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:27,418 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:33:27,419 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:27,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:27,423 INFO L85 PathProgramCache]: Analyzing trace with hash -660601730, now seen corresponding path program 1 times [2024-11-02 12:33:27,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:33:27,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [400938881] [2024-11-02 12:33:27,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:27,436 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 12:33:27,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:33:27,437 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/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 12:33:27,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/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 12:33:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:28,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:33:28,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:28,103 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-02 12:33:28,104 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:33:28,104 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:33:28,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [400938881] [2024-11-02 12:33:28,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [400938881] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:33:28,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:33:28,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:33:28,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352289004] [2024-11-02 12:33:28,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:33:28,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:33:28,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:33:28,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:33:28,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:33:28,154 INFO L87 Difference]: Start difference. First operand has 85 states, 74 states have (on average 1.4594594594594594) internal successors, (108), 75 states have internal predecessors, (108), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-02 12:33:28,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:33:28,193 INFO L93 Difference]: Finished difference Result 160 states and 245 transitions. [2024-11-02 12:33:28,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:33:28,196 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) Word has length 78 [2024-11-02 12:33:28,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:33:28,205 INFO L225 Difference]: With dead ends: 160 [2024-11-02 12:33:28,206 INFO L226 Difference]: Without dead ends: 78 [2024-11-02 12:33:28,209 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 77 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 12:33:28,215 INFO L432 NwaCegarLoop]: 108 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, 108 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 12:33:28,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:33:28,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-02 12:33:28,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-02 12:33:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 68 states have (on average 1.3529411764705883) internal successors, (92), 68 states have internal predecessors, (92), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-02 12:33:28,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 108 transitions. [2024-11-02 12:33:28,264 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 108 transitions. Word has length 78 [2024-11-02 12:33:28,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:33:28,264 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 108 transitions. [2024-11-02 12:33:28,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-02 12:33:28,265 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 108 transitions. [2024-11-02 12:33:28,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-02 12:33:28,268 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:33:28,268 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:33:28,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/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 12:33:28,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/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 12:33:28,469 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:33:28,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:33:28,470 INFO L85 PathProgramCache]: Analyzing trace with hash -171172278, now seen corresponding path program 1 times [2024-11-02 12:33:28,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:33:28,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2041256362] [2024-11-02 12:33:28,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:33:28,471 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 12:33:28,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:33:28,475 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/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 12:33:28,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7de0a01-7467-4878-84c3-d3d80b3b24da/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 12:33:29,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:33:29,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-02 12:33:29,186 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:33:29,581 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:33:29,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-11-02 12:33:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-02 12:33:29,704 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:33:29,704 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:33:29,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2041256362] [2024-11-02 12:33:29,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2041256362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:33:29,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:33:29,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:33:29,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253232360] [2024-11-02 12:33:29,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:33:29,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-02 12:33:29,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:33:29,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-02 12:33:29,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-02 12:33:29,712 INFO L87 Difference]: Start difference. First operand 78 states and 108 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-02 12:33:32,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:33:34,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-02 12:33:36,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:33:38,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:33:40,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []