./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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 27f1e743425525541ce4822cf6e51a4737fceae5e241bd8bfab81b1f43b03433 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:40:46,480 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:40:46,590 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:40:46,597 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:40:46,598 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:40:46,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:40:46,642 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:40:46,643 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:40:46,644 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:40:46,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:40:46,648 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:40:46,648 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:40:46,649 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:40:46,649 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:40:46,649 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:40:46,650 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:40:46,650 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:40:46,650 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:40:46,651 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:40:46,651 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:40:46,656 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:40:46,656 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:40:46,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:40:46,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:40:46,659 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:40:46,659 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:40:46,660 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:40:46,660 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:40:46,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:40:46,661 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:40:46,662 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:40:46,673 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:40:46,673 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:40:46,674 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:40:46,674 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:40:46,674 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:40:46,675 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:40:46,675 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:40:46,675 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:46,676 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:40:46,676 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:40:46,677 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:40:46,677 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:40:46,678 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:40:46,678 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:40:46,679 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:40:46,679 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:40:46,679 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_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27f1e743425525541ce4822cf6e51a4737fceae5e241bd8bfab81b1f43b03433 [2024-11-02 12:40:47,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:40:47,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:40:47,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:40:47,056 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:40:47,057 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:40:47,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-24.i Unable to find full path for "g++" [2024-11-02 12:40:49,253 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:40:49,496 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:40:49,497 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-24.i [2024-11-02 12:40:49,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/data/566bac3f2/00cf350fb5e5448b8b2965e1b5e3c396/FLAG09c3bb526 [2024-11-02 12:40:49,528 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/data/566bac3f2/00cf350fb5e5448b8b2965e1b5e3c396 [2024-11-02 12:40:49,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:40:49,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:40:49,534 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:40:49,534 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:40:49,546 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:40:49,549 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31fead98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49, skipping insertion in model container [2024-11-02 12:40:49,551 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,582 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:40:49,771 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_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-24.i[916,929] [2024-11-02 12:40:49,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:40:49,948 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:40:49,969 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_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-24.i[916,929] [2024-11-02 12:40:50,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:40:50,106 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:40:50,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50 WrapperNode [2024-11-02 12:40:50,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:40:50,108 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:40:50,109 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:40:50,109 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:40:50,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50" (1/1) ... [2024-11-02 12:40:50,142 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50" (1/1) ... [2024-11-02 12:40:50,217 INFO L138 Inliner]: procedures = 30, calls = 153, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 457 [2024-11-02 12:40:50,217 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:40:50,218 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:40:50,218 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:40:50,218 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:40:50,231 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50" (1/1) ... [2024-11-02 12:40:50,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50" (1/1) ... [2024-11-02 12:40:50,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50" (1/1) ... [2024-11-02 12:40:50,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50" (1/1) ... [2024-11-02 12:40:50,260 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50" (1/1) ... [2024-11-02 12:40:50,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50" (1/1) ... [2024-11-02 12:40:50,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50" (1/1) ... [2024-11-02 12:40:50,271 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50" (1/1) ... [2024-11-02 12:40:50,276 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:40:50,277 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:40:50,278 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:40:50,278 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:40:50,279 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50" (1/1) ... [2024-11-02 12:40:50,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:50,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:40:50,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:40:50,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:40:50,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:40:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-02 12:40:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:40:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-02 12:40:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:40:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-02 12:40:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:40:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:40:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:40:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:40:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:40:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:40:50,631 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:40:50,634 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:40:51,450 INFO L? ?]: Removed 118 outVars from TransFormulas that were not future-live. [2024-11-02 12:40:51,450 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:40:52,056 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:40:52,056 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:40:52,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:52 BoogieIcfgContainer [2024-11-02 12:40:52,057 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:40:52,063 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:40:52,064 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:40:52,068 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:40:52,068 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:40:49" (1/3) ... [2024-11-02 12:40:52,069 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6400829a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:40:52, skipping insertion in model container [2024-11-02 12:40:52,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:50" (2/3) ... [2024-11-02 12:40:52,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6400829a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:40:52, skipping insertion in model container [2024-11-02 12:40:52,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:52" (3/3) ... [2024-11-02 12:40:52,075 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-24.i [2024-11-02 12:40:52,101 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:40:52,102 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:40:52,174 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:40:52,183 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;@34e49a32, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:40:52,184 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:40:52,190 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:40:52,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-02 12:40:52,204 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:40:52,205 INFO L215 NwaCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:40:52,205 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:40:52,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:40:52,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1152323365, now seen corresponding path program 1 times [2024-11-02 12:40:52,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:40:52,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856399035] [2024-11-02 12:40:52,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:40:52,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:40:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:40:55,249 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:40:56,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:40:56,733 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:40:56,735 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:40:56,737 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:40:56,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:40:56,745 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:40:56,799 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:40:56,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:40:56 BoogieIcfgContainer [2024-11-02 12:40:56,803 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:40:56,803 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:40:56,804 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:40:56,804 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:40:56,804 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:52" (3/4) ... [2024-11-02 12:40:56,807 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:40:56,808 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:40:56,810 INFO L158 Benchmark]: Toolchain (without parser) took 7277.29ms. Allocated memory was 151.0MB in the beginning and 268.4MB in the end (delta: 117.4MB). Free memory was 109.9MB in the beginning and 89.6MB in the end (delta: 20.3MB). Peak memory consumption was 138.2MB. Max. memory is 16.1GB. [2024-11-02 12:40:56,811 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory was 120.2MB in the beginning and 120.1MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:40:56,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.72ms. Allocated memory is still 151.0MB. Free memory was 109.3MB in the beginning and 91.5MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:40:56,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.74ms. Allocated memory is still 151.0MB. Free memory was 91.5MB in the beginning and 87.9MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:40:56,813 INFO L158 Benchmark]: Boogie Preprocessor took 58.73ms. Allocated memory is still 151.0MB. Free memory was 87.9MB in the beginning and 84.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:40:56,814 INFO L158 Benchmark]: RCFGBuilder took 1779.67ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 84.2MB in the beginning and 162.0MB in the end (delta: -77.8MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2024-11-02 12:40:56,814 INFO L158 Benchmark]: TraceAbstraction took 4739.58ms. Allocated memory was 201.3MB in the beginning and 268.4MB in the end (delta: 67.1MB). Free memory was 160.9MB in the beginning and 89.6MB in the end (delta: 71.4MB). Peak memory consumption was 158.3MB. Max. memory is 16.1GB. [2024-11-02 12:40:56,815 INFO L158 Benchmark]: Witness Printer took 5.41ms. Allocated memory is still 268.4MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:40:56,818 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 151.0MB. Free memory was 120.2MB in the beginning and 120.1MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.72ms. Allocated memory is still 151.0MB. Free memory was 109.3MB in the beginning and 91.5MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.74ms. Allocated memory is still 151.0MB. Free memory was 91.5MB in the beginning and 87.9MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.73ms. Allocated memory is still 151.0MB. Free memory was 87.9MB in the beginning and 84.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1779.67ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 84.2MB in the beginning and 162.0MB in the end (delta: -77.8MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * TraceAbstraction took 4739.58ms. Allocated memory was 201.3MB in the beginning and 268.4MB in the end (delta: 67.1MB). Free memory was 160.9MB in the beginning and 89.6MB in the end (delta: 71.4MB). Peak memory consumption was 158.3MB. Max. memory is 16.1GB. * Witness Printer took 5.41ms. Allocated memory is still 268.4MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 75, overapproximation of someBinaryArithmeticDOUBLEoperation at line 75. Possible FailurePath: [L38] unsigned char isInitial = 0; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 32, 0, 16, 4, 0, 0, 55182, 0, 1, 1, 100, 2.25, 199.4, -128 }; [L111] isInitial = 1 [L112] FCALL initially() [L113] COND TRUE 1 [L114] FCALL updateLastVariables() [L115] CALL updateVariables() [L80] WrapperStruct00.var_1_2 = __VERIFIER_nondet_uchar() [L81] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1] [L81] CALL assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L82] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1] [L82] CALL assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L83] WrapperStruct00.var_1_4 = __VERIFIER_nondet_char() [L84] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L84] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= -1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= -1) VAL [WrapperStruct00={4:0}, isInitial=1] [L85] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L85] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 126) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 126) VAL [WrapperStruct00={4:0}, isInitial=1] [L86] WrapperStruct00.var_1_5 = __VERIFIER_nondet_char() [L87] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1] [L87] CALL assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L88] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, isInitial=1] [L88] CALL assume_abort_if_not(WrapperStruct00.var_1_5 <= 126) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(WrapperStruct00.var_1_5 <= 126) VAL [WrapperStruct00={4:0}, isInitial=1] [L89] WrapperStruct00.var_1_6 = __VERIFIER_nondet_char() [L90] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1] [L90] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= -127) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= -127) VAL [WrapperStruct00={4:0}, isInitial=1] [L91] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1] [L91] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 126) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 126) VAL [WrapperStruct00={4:0}, isInitial=1] [L92] WrapperStruct00.var_1_10 = __VERIFIER_nondet_ushort() [L93] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 32767) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 32767) VAL [WrapperStruct00={4:0}, isInitial=1] [L94] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 65534) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 65534) VAL [WrapperStruct00={4:0}, isInitial=1] [L95] WrapperStruct00.var_1_14 = __VERIFIER_nondet_uchar() [L96] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L97] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1] [L97] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L98] WrapperStruct00.var_1_15 = __VERIFIER_nondet_uchar() [L99] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, isInitial=1] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_15 >= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(WrapperStruct00.var_1_15 >= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L100] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, isInitial=1] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_15 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(WrapperStruct00.var_1_15 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L101] WrapperStruct00.var_1_18 = __VERIFIER_nondet_float() [L102] EXPR WrapperStruct00.var_1_18 [L102] EXPR WrapperStruct00.var_1_18 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_18 <= -1.0e-20F [L102] EXPR WrapperStruct00.var_1_18 [L102] EXPR WrapperStruct00.var_1_18 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_18 <= -1.0e-20F [L102] EXPR (WrapperStruct00.var_1_18 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_18 <= -1.0e-20F) || (WrapperStruct00.var_1_18 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_18 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L102] CALL assume_abort_if_not((WrapperStruct00.var_1_18 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_18 <= -1.0e-20F) || (WrapperStruct00.var_1_18 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_18 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((WrapperStruct00.var_1_18 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_18 <= -1.0e-20F) || (WrapperStruct00.var_1_18 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_18 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L115] RET updateVariables() [L116] CALL step() [L58] EXPR WrapperStruct00.var_1_2 [L58] COND TRUE ! WrapperStruct00.var_1_2 [L59] EXPR WrapperStruct00.var_1_14 [L59] WrapperStruct00.var_1_12 = WrapperStruct00.var_1_14 [L63] EXPR WrapperStruct00.var_1_5 [L63] WrapperStruct00.var_1_16 = WrapperStruct00.var_1_5 [L64] EXPR WrapperStruct00.var_1_18 [L64] WrapperStruct00.var_1_17 = WrapperStruct00.var_1_18 [L65] EXPR WrapperStruct00.var_1_4 [L65] WrapperStruct00.var_1_19 = WrapperStruct00.var_1_4 [L66] EXPR WrapperStruct00.var_1_12 [L66] WrapperStruct00.var_1_12 || (64.75f < WrapperStruct00.var_1_17) [L66] COND TRUE WrapperStruct00.var_1_12 || (64.75f < WrapperStruct00.var_1_17) [L67] WrapperStruct00.var_1_12 [L67] COND TRUE WrapperStruct00.var_1_12 [L68] EXPR WrapperStruct00.var_1_4 [L68] EXPR WrapperStruct00.var_1_5 [L68] WrapperStruct00.var_1_1 = (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5) [L75] EXPR WrapperStruct00.var_1_17 [L75] EXPR WrapperStruct00.var_1_17 [L75] EXPR (((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)) [L75] EXPR WrapperStruct00.var_1_17 [L75] EXPR (((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)) [L75] EXPR WrapperStruct00.var_1_17 [L75] COND FALSE !((((((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)))) >= WrapperStruct00.var_1_17) [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR WrapperStruct00.var_1_12 [L107] EXPR WrapperStruct00.var_1_12 || (64.75f < WrapperStruct00.var_1_17) [L107] EXPR (WrapperStruct00.var_1_12 || (64.75f < WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((signed char) (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_1 == ((signed char) ((((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) < (WrapperStruct00.var_1_6)) ? (((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_6)))))) : (WrapperStruct00.var_1_1 == ((signed char) WrapperStruct00.var_1_4)) [L107] EXPR WrapperStruct00.var_1_12 [L107] EXPR WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((signed char) (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_1 == ((signed char) ((((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) < (WrapperStruct00.var_1_6)) ? (((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_6))))) [L107] EXPR WrapperStruct00.var_1_1 [L107] EXPR WrapperStruct00.var_1_4 [L107] EXPR WrapperStruct00.var_1_5 [L107] EXPR WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((signed char) (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_1 == ((signed char) ((((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) < (WrapperStruct00.var_1_6)) ? (((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_6))))) [L107] EXPR (WrapperStruct00.var_1_12 || (64.75f < WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((signed char) (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_1 == ((signed char) ((((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) < (WrapperStruct00.var_1_6)) ? (((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_6)))))) : (WrapperStruct00.var_1_1 == ((signed char) WrapperStruct00.var_1_4)) [L107] EXPR ((WrapperStruct00.var_1_12 || (64.75f < WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((signed char) (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_1 == ((signed char) ((((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) < (WrapperStruct00.var_1_6)) ? (((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_6)))))) : (WrapperStruct00.var_1_1 == ((signed char) WrapperStruct00.var_1_4))) && (((((((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)))) >= WrapperStruct00.var_1_17) ? (WrapperStruct00.var_1_7 == ((unsigned short int) (((((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) < (WrapperStruct00.var_1_16)) ? ((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_16))))) : 1) [L107] EXPR WrapperStruct00.var_1_17 [L107] EXPR WrapperStruct00.var_1_17 [L107] EXPR (((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)) [L107] EXPR WrapperStruct00.var_1_17 [L107] EXPR (((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)) [L107] EXPR WrapperStruct00.var_1_17 [L107] EXPR ((((((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)))) >= WrapperStruct00.var_1_17) ? (WrapperStruct00.var_1_7 == ((unsigned short int) (((((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) < (WrapperStruct00.var_1_16)) ? ((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_16))))) : 1 [L107] EXPR WrapperStruct00.var_1_7 [L107] EXPR WrapperStruct00.var_1_10 [L107] EXPR WrapperStruct00.var_1_5 [L107] EXPR WrapperStruct00.var_1_16 [L107] EXPR (((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) < (WrapperStruct00.var_1_16)) ? ((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_16) [L107] EXPR WrapperStruct00.var_1_16 [L107] EXPR (((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) < (WrapperStruct00.var_1_16)) ? ((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_16) [L107] EXPR ((((((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)))) >= WrapperStruct00.var_1_17) ? (WrapperStruct00.var_1_7 == ((unsigned short int) (((((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) < (WrapperStruct00.var_1_16)) ? ((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_16))))) : 1 [L107] EXPR ((WrapperStruct00.var_1_12 || (64.75f < WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((signed char) (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_1 == ((signed char) ((((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) < (WrapperStruct00.var_1_6)) ? (((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_6)))))) : (WrapperStruct00.var_1_1 == ((signed char) WrapperStruct00.var_1_4))) && (((((((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)))) >= WrapperStruct00.var_1_17) ? (WrapperStruct00.var_1_7 == ((unsigned short int) (((((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) < (WrapperStruct00.var_1_16)) ? ((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_16))))) : 1) [L107] EXPR (((WrapperStruct00.var_1_12 || (64.75f < WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((signed char) (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_1 == ((signed char) ((((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) < (WrapperStruct00.var_1_6)) ? (((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_6)))))) : (WrapperStruct00.var_1_1 == ((signed char) WrapperStruct00.var_1_4))) && (((((((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)))) >= WrapperStruct00.var_1_17) ? (WrapperStruct00.var_1_7 == ((unsigned short int) (((((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) < (WrapperStruct00.var_1_16)) ? ((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_16))))) : 1)) && ((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_12 == ((unsigned char) ((! WrapperStruct00.var_1_15) || (! (! 0)))))) [L107] EXPR ((((WrapperStruct00.var_1_12 || (64.75f < WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((signed char) (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_1 == ((signed char) ((((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) < (WrapperStruct00.var_1_6)) ? (((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_6)))))) : (WrapperStruct00.var_1_1 == ((signed char) WrapperStruct00.var_1_4))) && (((((((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)))) >= WrapperStruct00.var_1_17) ? (WrapperStruct00.var_1_7 == ((unsigned short int) (((((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) < (WrapperStruct00.var_1_16)) ? ((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_16))))) : 1)) && ((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_12 == ((unsigned char) ((! WrapperStruct00.var_1_15) || (! (! 0))))))) && (WrapperStruct00.var_1_16 == ((unsigned char) WrapperStruct00.var_1_5)) [L107] EXPR (((((WrapperStruct00.var_1_12 || (64.75f < WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((signed char) (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_1 == ((signed char) ((((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) < (WrapperStruct00.var_1_6)) ? (((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_6)))))) : (WrapperStruct00.var_1_1 == ((signed char) WrapperStruct00.var_1_4))) && (((((((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)))) >= WrapperStruct00.var_1_17) ? (WrapperStruct00.var_1_7 == ((unsigned short int) (((((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) < (WrapperStruct00.var_1_16)) ? ((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_16))))) : 1)) && ((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_12 == ((unsigned char) ((! WrapperStruct00.var_1_15) || (! (! 0))))))) && (WrapperStruct00.var_1_16 == ((unsigned char) WrapperStruct00.var_1_5))) && (WrapperStruct00.var_1_17 == ((float) WrapperStruct00.var_1_18)) [L107] EXPR ((((((WrapperStruct00.var_1_12 || (64.75f < WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((signed char) (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_1 == ((signed char) ((((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) < (WrapperStruct00.var_1_6)) ? (((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_6)))))) : (WrapperStruct00.var_1_1 == ((signed char) WrapperStruct00.var_1_4))) && (((((((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)))) >= WrapperStruct00.var_1_17) ? (WrapperStruct00.var_1_7 == ((unsigned short int) (((((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) < (WrapperStruct00.var_1_16)) ? ((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_16))))) : 1)) && ((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_12 == ((unsigned char) ((! WrapperStruct00.var_1_15) || (! (! 0))))))) && (WrapperStruct00.var_1_16 == ((unsigned char) WrapperStruct00.var_1_5))) && (WrapperStruct00.var_1_17 == ((float) WrapperStruct00.var_1_18))) && (WrapperStruct00.var_1_19 == ((signed char) WrapperStruct00.var_1_4)) [L107-L108] return ((((((WrapperStruct00.var_1_12 || (64.75f < WrapperStruct00.var_1_17)) ? (WrapperStruct00.var_1_12 ? (WrapperStruct00.var_1_1 == ((signed char) (WrapperStruct00.var_1_4 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_1 == ((signed char) ((((((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) < (WrapperStruct00.var_1_6)) ? (((((WrapperStruct00.var_1_4) > (WrapperStruct00.var_1_5)) ? (WrapperStruct00.var_1_4) : (WrapperStruct00.var_1_5)))) : (WrapperStruct00.var_1_6)))))) : (WrapperStruct00.var_1_1 == ((signed char) WrapperStruct00.var_1_4))) && (((((((WrapperStruct00.var_1_17 * 127.75)) > ((WrapperStruct00.var_1_17 / 3.4))) ? ((WrapperStruct00.var_1_17 * 127.75)) : ((WrapperStruct00.var_1_17 / 3.4)))) >= WrapperStruct00.var_1_17) ? (WrapperStruct00.var_1_7 == ((unsigned short int) (((((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) < (WrapperStruct00.var_1_16)) ? ((WrapperStruct00.var_1_10 - (22925 - WrapperStruct00.var_1_5))) : (WrapperStruct00.var_1_16))))) : 1)) && ((! WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_12 == ((unsigned char) WrapperStruct00.var_1_14)) : (WrapperStruct00.var_1_12 == ((unsigned char) ((! WrapperStruct00.var_1_15) || (! (! 0))))))) && (WrapperStruct00.var_1_16 == ((unsigned char) WrapperStruct00.var_1_5))) && (WrapperStruct00.var_1_17 == ((float) WrapperStruct00.var_1_18))) && (WrapperStruct00.var_1_19 == ((signed char) WrapperStruct00.var_1_4)) ; [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, isInitial=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, isInitial=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 1, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=39occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 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 12:40:56,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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 27f1e743425525541ce4822cf6e51a4737fceae5e241bd8bfab81b1f43b03433 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:40:59,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:40:59,978 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:40:59,985 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:40:59,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:41:00,021 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:41:00,021 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:41:00,022 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:41:00,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:41:00,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:41:00,028 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:41:00,028 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:41:00,029 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:41:00,029 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:41:00,030 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:41:00,030 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:41:00,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:41:00,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:41:00,031 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:41:00,032 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:41:00,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:41:00,034 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:41:00,034 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:41:00,035 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:41:00,035 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:41:00,035 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:41:00,036 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:41:00,036 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:41:00,036 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:41:00,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:41:00,037 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:41:00,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:41:00,038 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:41:00,038 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:41:00,039 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:41:00,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:41:00,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:41:00,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:41:00,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:41:00,040 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:41:00,041 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:41:00,042 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:41:00,042 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:41:00,042 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:41:00,042 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_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27f1e743425525541ce4822cf6e51a4737fceae5e241bd8bfab81b1f43b03433 [2024-11-02 12:41:00,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:41:00,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:41:00,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:41:00,479 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:41:00,480 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:41:00,481 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-24.i Unable to find full path for "g++" [2024-11-02 12:41:02,495 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:41:02,769 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:41:02,770 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-24.i [2024-11-02 12:41:02,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/data/11cf8b115/3485fb9e6c904d09a3742f345175ec96/FLAGc2a748400 [2024-11-02 12:41:03,093 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/data/11cf8b115/3485fb9e6c904d09a3742f345175ec96 [2024-11-02 12:41:03,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:41:03,097 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:41:03,098 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:41:03,098 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:41:03,104 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:41:03,107 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,108 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74be19c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03, skipping insertion in model container [2024-11-02 12:41:03,108 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,142 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:41:03,365 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_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-24.i[916,929] [2024-11-02 12:41:03,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:41:03,454 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:41:03,466 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_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-24.i[916,929] [2024-11-02 12:41:03,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:41:03,538 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:41:03,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03 WrapperNode [2024-11-02 12:41:03,539 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:41:03,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:41:03,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:41:03,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:41:03,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,631 INFO L138 Inliner]: procedures = 34, calls = 153, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 453 [2024-11-02 12:41:03,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:41:03,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:41:03,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:41:03,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:41:03,646 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,646 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,657 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,662 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,693 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,700 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,707 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:41:03,708 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:41:03,708 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:41:03,709 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:41:03,709 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03" (1/1) ... [2024-11-02 12:41:03,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:41:03,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:41:03,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:41:03,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:41:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-02 12:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-02 12:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-02 12:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-02 12:41:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-02 12:41:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-02 12:41:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:41:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:41:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-02 12:41:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:41:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:41:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-02 12:41:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-02 12:41:03,939 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:41:03,941 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:41:14,678 INFO L? ?]: Removed 124 outVars from TransFormulas that were not future-live. [2024-11-02 12:41:14,679 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:41:14,700 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:41:14,702 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:41:14,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:41:14 BoogieIcfgContainer [2024-11-02 12:41:14,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:41:14,707 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:41:14,708 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:41:14,712 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:41:14,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:41:03" (1/3) ... [2024-11-02 12:41:14,713 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21941aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:41:14, skipping insertion in model container [2024-11-02 12:41:14,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:41:03" (2/3) ... [2024-11-02 12:41:14,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21941aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:41:14, skipping insertion in model container [2024-11-02 12:41:14,715 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:41:14" (3/3) ... [2024-11-02 12:41:14,716 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-24.i [2024-11-02 12:41:14,736 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:41:14,736 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:41:14,811 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:41:14,821 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;@bcfdc62, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:41:14,821 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:41:14,827 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 83 states have (on average 1.3975903614457832) internal successors, (116), 84 states have internal predecessors, (116), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:41:14,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-02 12:41:14,842 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:41:14,843 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:41:14,843 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:41:14,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:41:14,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1133390607, now seen corresponding path program 1 times [2024-11-02 12:41:14,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:41:14,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1621587565] [2024-11-02 12:41:14,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:41:14,869 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 12:41:14,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:41:14,870 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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 12:41:14,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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 12:41:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:41:16,231 INFO L255 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:41:16,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:41:16,299 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-02 12:41:16,300 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:41:16,300 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:41:16,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1621587565] [2024-11-02 12:41:16,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1621587565] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:41:16,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:41:16,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:41:16,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732136525] [2024-11-02 12:41:16,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:41:16,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:41:16,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:41:16,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:41:16,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:41:16,355 INFO L87 Difference]: Start difference. First operand has 101 states, 83 states have (on average 1.3975903614457832) internal successors, (116), 84 states have internal predecessors, (116), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-02 12:41:16,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:41:16,405 INFO L93 Difference]: Finished difference Result 195 states and 301 transitions. [2024-11-02 12:41:16,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:41:16,410 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 124 [2024-11-02 12:41:16,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:41:16,421 INFO L225 Difference]: With dead ends: 195 [2024-11-02 12:41:16,422 INFO L226 Difference]: Without dead ends: 97 [2024-11-02 12:41:16,427 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 123 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 12:41:16,432 INFO L432 NwaCegarLoop]: 139 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, 139 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 12:41:16,434 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:41:16,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2024-11-02 12:41:16,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2024-11-02 12:41:16,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 80 states have (on average 1.3625) internal successors, (109), 80 states have internal predecessors, (109), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:41:16,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 139 transitions. [2024-11-02 12:41:16,500 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 139 transitions. Word has length 124 [2024-11-02 12:41:16,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:41:16,501 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 139 transitions. [2024-11-02 12:41:16,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-02 12:41:16,502 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 139 transitions. [2024-11-02 12:41:16,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-02 12:41:16,510 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:41:16,510 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:41:16,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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 12:41:16,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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 12:41:16,711 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:41:16,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:41:16,712 INFO L85 PathProgramCache]: Analyzing trace with hash -191984407, now seen corresponding path program 1 times [2024-11-02 12:41:16,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:41:16,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [26272227] [2024-11-02 12:41:16,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:41:16,714 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 12:41:16,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:41:16,717 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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 12:41:16,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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 12:41:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:41:18,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:41:18,050 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:41:18,200 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-02 12:41:18,201 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:41:18,201 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:41:18,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [26272227] [2024-11-02 12:41:18,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [26272227] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:41:18,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:41:18,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:41:18,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793605768] [2024-11-02 12:41:18,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:41:18,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:41:18,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:41:18,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:41:18,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:41:18,207 INFO L87 Difference]: Start difference. First operand 97 states and 139 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-02 12:41:18,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:41:18,368 INFO L93 Difference]: Finished difference Result 192 states and 277 transitions. [2024-11-02 12:41:18,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:41:18,369 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 124 [2024-11-02 12:41:18,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:41:18,371 INFO L225 Difference]: With dead ends: 192 [2024-11-02 12:41:18,372 INFO L226 Difference]: Without dead ends: 98 [2024-11-02 12:41:18,373 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:41:18,374 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:41:18,375 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 270 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 12:41:18,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-02 12:41:18,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-11-02 12:41:18,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 81 states have (on average 1.3580246913580247) internal successors, (110), 81 states have internal predecessors, (110), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:41:18,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 140 transitions. [2024-11-02 12:41:18,395 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 140 transitions. Word has length 124 [2024-11-02 12:41:18,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:41:18,398 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 140 transitions. [2024-11-02 12:41:18,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-02 12:41:18,398 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 140 transitions. [2024-11-02 12:41:18,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-02 12:41:18,400 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:41:18,401 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:41:18,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-02 12:41:18,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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 12:41:18,605 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:41:18,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:41:18,605 INFO L85 PathProgramCache]: Analyzing trace with hash -1997422741, now seen corresponding path program 1 times [2024-11-02 12:41:18,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:41:18,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [776368295] [2024-11-02 12:41:18,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:41:18,607 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 12:41:18,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:41:18,610 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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 12:41:18,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-02 12:41:19,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:41:19,889 INFO L255 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:41:19,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:41:20,005 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-02 12:41:20,005 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:41:20,006 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:41:20,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [776368295] [2024-11-02 12:41:20,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [776368295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:41:20,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:41:20,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:41:20,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932001102] [2024-11-02 12:41:20,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:41:20,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:41:20,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:41:20,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:41:20,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:41:20,010 INFO L87 Difference]: Start difference. First operand 98 states and 140 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-02 12:41:20,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:41:20,168 INFO L93 Difference]: Finished difference Result 194 states and 279 transitions. [2024-11-02 12:41:20,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:41:20,169 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 124 [2024-11-02 12:41:20,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:41:20,171 INFO L225 Difference]: With dead ends: 194 [2024-11-02 12:41:20,171 INFO L226 Difference]: Without dead ends: 99 [2024-11-02 12:41:20,177 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:41:20,178 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:41:20,179 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 270 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 12:41:20,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-02 12:41:20,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2024-11-02 12:41:20,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 82 states have (on average 1.353658536585366) internal successors, (111), 82 states have internal predecessors, (111), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-02 12:41:20,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2024-11-02 12:41:20,199 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 124 [2024-11-02 12:41:20,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:41:20,204 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2024-11-02 12:41:20,204 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-02 12:41:20,205 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2024-11-02 12:41:20,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-02 12:41:20,207 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:41:20,207 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:41:20,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-02 12:41:20,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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 12:41:20,408 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:41:20,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:41:20,409 INFO L85 PathProgramCache]: Analyzing trace with hash 1276476201, now seen corresponding path program 1 times [2024-11-02 12:41:20,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:41:20,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [639634323] [2024-11-02 12:41:20,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:41:20,410 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 12:41:20,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:41:20,413 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/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 12:41:20,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a33b5bd-9bc5-41e5-9f65-dcc4408d19bd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-02 12:41:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:41:21,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-02 12:41:21,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:41:22,168 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-02 12:41:22,169 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:41:22,169 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:41:22,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [639634323] [2024-11-02 12:41:22,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [639634323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:41:22,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:41:22,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:41:22,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544304768] [2024-11-02 12:41:22,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:41:22,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 12:41:22,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:41:22,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 12:41:22,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:41:22,173 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15)