./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-35.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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 c3a6df6a73687e4aa8bc49b1967f911266412674580da78e9d3bef4ed770909f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:40:45,328 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:40:45,427 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:40:45,435 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:40:45,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:40:45,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:40:45,475 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:40:45,475 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:40:45,476 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:40:45,477 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:40:45,477 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:40:45,477 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:40:45,478 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:40:45,480 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:40:45,481 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:40:45,481 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:40:45,482 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:40:45,482 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:40:45,482 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:40:45,482 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:40:45,483 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:40:45,487 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:40:45,487 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:40:45,487 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:40:45,488 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:40:45,488 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:40:45,488 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:40:45,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:40:45,489 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:40:45,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:40:45,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:40:45,489 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:40:45,489 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:40:45,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:40:45,490 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:40:45,490 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:40:45,490 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:40:45,492 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:40:45,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:45,493 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:40:45,493 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:40:45,493 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:40:45,494 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:40:45,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:40:45,494 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:40:45,495 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:40:45,495 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:40:45,495 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_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3a6df6a73687e4aa8bc49b1967f911266412674580da78e9d3bef4ed770909f [2024-11-02 12:40:45,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:40:45,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:40:45,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:40:45,843 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:40:45,843 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:40:45,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-35.i Unable to find full path for "g++" [2024-11-02 12:40:47,995 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:40:48,274 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:40:48,276 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-35.i [2024-11-02 12:40:48,289 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/data/38d882ac8/fd961a137ded4bd4a2462ad54a52251e/FLAG2cca31bbc [2024-11-02 12:40:48,590 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/data/38d882ac8/fd961a137ded4bd4a2462ad54a52251e [2024-11-02 12:40:48,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:40:48,594 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:40:48,595 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:40:48,595 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:40:48,604 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:40:48,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:40:48" (1/1) ... [2024-11-02 12:40:48,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2224afc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:48, skipping insertion in model container [2024-11-02 12:40:48,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:40:48" (1/1) ... [2024-11-02 12:40:48,654 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:40:48,906 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_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-35.i[913,926] [2024-11-02 12:40:48,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:40:49,000 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:40:49,011 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_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-35.i[913,926] [2024-11-02 12:40:49,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:40:49,064 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:40:49,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49 WrapperNode [2024-11-02 12:40:49,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:40:49,066 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:40:49,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:40:49,067 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:40:49,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,131 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2024-11-02 12:40:49,131 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:40:49,132 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:40:49,132 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:40:49,132 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:40:49,149 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,153 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,153 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,165 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:40:49,174 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:40:49,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:40:49,175 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:40:49,176 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49" (1/1) ... [2024-11-02 12:40:49,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:49,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:40:49,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:40:49,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:40:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:40:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:40:49,257 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:40:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:40:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:40:49,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:40:49,406 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:40:49,412 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:40:49,867 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-02 12:40:49,867 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:40:50,188 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:40:50,188 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:40:50,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:50 BoogieIcfgContainer [2024-11-02 12:40:50,189 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:40:50,192 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:40:50,192 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:40:50,197 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:40:50,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:40:48" (1/3) ... [2024-11-02 12:40:50,198 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50cfc311 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:40:50, skipping insertion in model container [2024-11-02 12:40:50,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:49" (2/3) ... [2024-11-02 12:40:50,199 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50cfc311 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:40:50, skipping insertion in model container [2024-11-02 12:40:50,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:50" (3/3) ... [2024-11-02 12:40:50,200 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-35.i [2024-11-02 12:40:50,221 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:40:50,222 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:40:50,298 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:40:50,307 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;@10364e49, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:40:50,308 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:40:50,316 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 12:40:50,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-02 12:40:50,330 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:40:50,331 INFO L215 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:40:50,332 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:40:50,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:40:50,338 INFO L85 PathProgramCache]: Analyzing trace with hash -2024602566, now seen corresponding path program 1 times [2024-11-02 12:40:50,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:40:50,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997219547] [2024-11-02 12:40:50,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:40:50,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:40:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:40:50,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [462185798] [2024-11-02 12:40:50,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:40:50,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:40:50,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:40:50,953 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:40:50,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:40:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:40:51,239 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:40:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:40:51,465 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:40:51,467 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:40:51,469 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:40:51,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:40:51,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 12:40:51,683 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:40:51,794 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:40:51,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:40:51 BoogieIcfgContainer [2024-11-02 12:40:51,801 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:40:51,802 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:40:51,802 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:40:51,802 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:40:51,805 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:50" (3/4) ... [2024-11-02 12:40:51,808 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:40:51,809 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:40:51,810 INFO L158 Benchmark]: Toolchain (without parser) took 3216.28ms. Allocated memory is still 182.5MB. Free memory was 149.9MB in the beginning and 134.5MB in the end (delta: 15.5MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2024-11-02 12:40:51,811 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:40:51,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.41ms. Allocated memory is still 182.5MB. Free memory was 149.6MB in the beginning and 145.2MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-02 12:40:51,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.25ms. Allocated memory is still 182.5MB. Free memory was 145.2MB in the beginning and 142.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:40:51,813 INFO L158 Benchmark]: Boogie Preprocessor took 41.54ms. Allocated memory is still 182.5MB. Free memory was 142.1MB in the beginning and 140.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:40:51,813 INFO L158 Benchmark]: RCFGBuilder took 1014.87ms. Allocated memory is still 182.5MB. Free memory was 140.0MB in the beginning and 94.9MB in the end (delta: 45.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-02 12:40:51,814 INFO L158 Benchmark]: TraceAbstraction took 1608.92ms. Allocated memory is still 182.5MB. Free memory was 94.9MB in the beginning and 134.5MB in the end (delta: -39.6MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2024-11-02 12:40:51,814 INFO L158 Benchmark]: Witness Printer took 7.51ms. Allocated memory is still 182.5MB. Free memory is still 134.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:40:51,822 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 123.7MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 470.41ms. Allocated memory is still 182.5MB. Free memory was 149.6MB in the beginning and 145.2MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.25ms. Allocated memory is still 182.5MB. Free memory was 145.2MB in the beginning and 142.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.54ms. Allocated memory is still 182.5MB. Free memory was 142.1MB in the beginning and 140.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1014.87ms. Allocated memory is still 182.5MB. Free memory was 140.0MB in the beginning and 94.9MB in the end (delta: 45.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1608.92ms. Allocated memory is still 182.5MB. Free memory was 94.9MB in the beginning and 134.5MB in the end (delta: -39.6MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. * Witness Printer took 7.51ms. Allocated memory is still 182.5MB. Free memory is still 134.5MB. 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 77, overapproximation of shiftRight at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someUnaryFLOAToperation at line 77, overapproximation of someBinaryArithmeticFLOAToperation at line 77. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 1; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] unsigned short int var_1_6 = 25; [L28] signed char var_1_7 = 5; [L29] signed char var_1_8 = -5; [L30] double var_1_9 = 999.625; [L31] double var_1_10 = 5.06; [L32] unsigned short int var_1_11 = 5; [L33] signed short int var_1_12 = 2; [L34] signed long int var_1_13 = -256; [L35] double var_1_14 = 127.75; [L36] double var_1_15 = 9.75; [L37] float var_1_16 = 32.8; [L38] float var_1_17 = 32.5; [L39] float var_1_18 = 1.75; [L40] float var_1_19 = 1000000000000000.4; [L41] float var_1_20 = 0.875; [L42] unsigned char var_1_21 = 0; [L43] unsigned char var_1_22 = 0; [L44] signed short int var_1_23 = 64; [L45] signed short int var_1_24 = 25; [L46] signed short int var_1_25 = 0; [L140] isInitial = 1 [L141] FCALL initially() [L142] COND TRUE 1 [L143] FCALL updateLastVariables() [L144] CALL updateVariables() [L88] var_1_2 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L90] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L91] var_1_3 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_3 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_3 >= 1) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L93] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L94] var_1_4 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L96] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L97] var_1_5 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L99] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=5, var_1_8=-5, var_1_9=7997/8] [L100] var_1_7 = __VERIFIER_nondet_char() [L101] CALL assume_abort_if_not(var_1_7 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_7 >= -128) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=-5, var_1_9=7997/8] [L102] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=-5, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=-5, var_1_9=7997/8] [L103] var_1_8 = __VERIFIER_nondet_char() [L104] CALL assume_abort_if_not(var_1_8 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_8 >= -128) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0, var_1_9=7997/8] [L105] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0, var_1_9=7997/8] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0, var_1_9=7997/8] [L106] var_1_9 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=253/50, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L108] var_1_10 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=5, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L110] var_1_11 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L112] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_15=39/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L113] var_1_15 = __VERIFIER_nondet_double() [L114] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_17=65/2, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L115] var_1_17 = __VERIFIER_nondet_float() [L116] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_18=7/4, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L117] var_1_18 = __VERIFIER_nondet_float() [L118] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_19=5000000000000002/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L119] var_1_19 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_20=7/8, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L121] var_1_20 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L123] var_1_22 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L125] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=25, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L126] var_1_24 = __VERIFIER_nondet_short() [L127] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L128] CALL assume_abort_if_not(var_1_24 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_24 <= 32766) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L129] var_1_25 = __VERIFIER_nondet_short() [L130] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L131] CALL assume_abort_if_not(var_1_25 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_25 <= 32766) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=511/4, var_1_16=164/5, var_1_1=1, var_1_21=0, var_1_22=1, var_1_23=64, var_1_24=-1, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=25, var_1_7=2, var_1_8=0] [L144] RET updateVariables() [L145] CALL step() [L50] COND TRUE \read(var_1_2) [L51] var_1_1 = ((! var_1_3) || var_1_4) [L55] COND TRUE var_1_7 >= var_1_8 [L56] COND TRUE (var_1_9 - 1.00000000000025E12) >= var_1_10 [L57] var_1_6 = 200 [L64] COND FALSE !(var_1_11 > var_1_6) [L67] COND TRUE var_1_12 == var_1_7 [L68] COND FALSE !(! var_1_3) [L72] EXPR var_1_11 >> var_1_8 [L72] COND TRUE (var_1_7 + var_1_6) < ((var_1_11 >> var_1_8) * var_1_12) [L73] var_1_14 = var_1_15 [L77] var_1_16 = (((((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) < 0 ) ? -((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) : ((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))))) [L78] COND FALSE !(var_1_11 == var_1_6) [L81] COND TRUE var_1_18 > var_1_9 [L82] var_1_23 = (((((var_1_24 - var_1_25)) > (var_1_7)) ? ((var_1_24 - var_1_25)) : (var_1_7))) [L145] RET step() [L146] CALL, EXPR property() [L136] EXPR ((((var_1_2 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((var_1_7 >= var_1_8) ? (((var_1_9 - 1.00000000000025E12) >= var_1_10) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_12 == var_1_7) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((var_1_8 + var_1_12) + (var_1_11 - var_1_6)))) : 1) : 1)) && (((var_1_7 + var_1_6) < ((var_1_11 >> var_1_8) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15))) [L136-L137] return (((((((var_1_2 ? (var_1_1 == ((unsigned char) ((! var_1_3) || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 && var_1_5)))) && ((var_1_7 >= var_1_8) ? (((var_1_9 - 1.00000000000025E12) >= var_1_10) ? (var_1_6 == ((unsigned short int) 200)) : (var_1_6 == ((unsigned short int) var_1_11))) : (var_1_6 == ((unsigned short int) var_1_11)))) && ((var_1_11 > var_1_6) ? (var_1_12 == ((signed short int) 32)) : 1)) && ((var_1_12 == var_1_7) ? ((! var_1_3) ? (var_1_13 == ((signed long int) ((var_1_8 + var_1_12) + (var_1_11 - var_1_6)))) : 1) : 1)) && (((var_1_7 + var_1_6) < ((var_1_11 >> var_1_8) * var_1_12)) ? (var_1_14 == ((double) var_1_15)) : (var_1_14 == ((double) var_1_15)))) && (var_1_16 == ((float) (((((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) < 0 ) ? -((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20)))) : ((var_1_17 + var_1_18) + ((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))))))))) && ((var_1_11 == var_1_6) ? (var_1_21 == ((unsigned char) ((var_1_5 || var_1_3) && (var_1_1 || var_1_22)))) : 1)) && ((var_1_18 > var_1_9) ? (var_1_23 == ((signed short int) (((((var_1_24 - var_1_25)) > (var_1_7)) ? ((var_1_24 - var_1_25)) : (var_1_7))))) : (var_1_23 == ((signed short int) (var_1_7 + 1)))) ; [L146] RET, EXPR property() [L146] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=2, var_1_15=2, var_1_16=3, var_1_1=0, var_1_21=0, var_1_22=1, var_1_23=2, var_1_24=-1, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=2, var_1_8=0] [L19] reach_error() VAL [isInitial=1, var_1_11=199, var_1_12=2, var_1_13=-256, var_1_14=2, var_1_15=2, var_1_16=3, var_1_1=0, var_1_21=0, var_1_22=1, var_1_23=2, var_1_24=-1, var_1_25=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=200, var_1_7=2, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 27, 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=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:40:51,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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 c3a6df6a73687e4aa8bc49b1967f911266412674580da78e9d3bef4ed770909f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:40:54,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:40:54,511 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:40:54,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:40:54,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:40:54,553 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:40:54,554 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:40:54,555 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:40:54,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:40:54,559 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:40:54,560 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:40:54,560 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:40:54,561 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:40:54,561 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:40:54,562 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:40:54,562 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:40:54,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:40:54,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:40:54,568 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:40:54,568 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:40:54,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:40:54,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:40:54,570 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:40:54,573 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:40:54,574 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:40:54,574 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:40:54,575 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:40:54,575 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:40:54,575 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:40:54,576 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:40:54,576 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:40:54,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:40:54,578 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:40:54,578 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:40:54,579 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:40:54,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:54,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:40:54,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:40:54,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:40:54,581 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:40:54,582 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:40:54,584 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:40:54,584 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:40:54,584 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:40:54,585 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_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3a6df6a73687e4aa8bc49b1967f911266412674580da78e9d3bef4ed770909f [2024-11-02 12:40:54,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:40:55,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:40:55,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:40:55,018 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:40:55,019 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:40:55,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-35.i Unable to find full path for "g++" [2024-11-02 12:40:57,057 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:40:57,344 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:40:57,348 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-35.i [2024-11-02 12:40:57,359 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/data/6732ef638/ede4f5e165df4340b7139762921cbbf4/FLAG8e36236e7 [2024-11-02 12:40:57,652 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/data/6732ef638/ede4f5e165df4340b7139762921cbbf4 [2024-11-02 12:40:57,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:40:57,656 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:40:57,657 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:40:57,658 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:40:57,662 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:40:57,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:40:57" (1/1) ... [2024-11-02 12:40:57,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c3be93d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:57, skipping insertion in model container [2024-11-02 12:40:57,664 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:40:57" (1/1) ... [2024-11-02 12:40:57,699 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:40:57,925 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_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-35.i[913,926] [2024-11-02 12:40:58,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:40:58,035 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:40:58,051 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_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-35.i[913,926] [2024-11-02 12:40:58,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:40:58,130 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:40:58,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58 WrapperNode [2024-11-02 12:40:58,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:40:58,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:40:58,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:40:58,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:40:58,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58" (1/1) ... [2024-11-02 12:40:58,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58" (1/1) ... [2024-11-02 12:40:58,201 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2024-11-02 12:40:58,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:40:58,202 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:40:58,202 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:40:58,203 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:40:58,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58" (1/1) ... [2024-11-02 12:40:58,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58" (1/1) ... [2024-11-02 12:40:58,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58" (1/1) ... [2024-11-02 12:40:58,232 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58" (1/1) ... [2024-11-02 12:40:58,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58" (1/1) ... [2024-11-02 12:40:58,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58" (1/1) ... [2024-11-02 12:40:58,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58" (1/1) ... [2024-11-02 12:40:58,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58" (1/1) ... [2024-11-02 12:40:58,288 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:40:58,289 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:40:58,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:40:58,294 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:40:58,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58" (1/1) ... [2024-11-02 12:40:58,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:58,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:40:58,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:40:58,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:40:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:40:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:40:58,396 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:40:58,396 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:40:58,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:40:58,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:40:58,504 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:40:58,508 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:41:01,887 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-02 12:41:01,887 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:41:01,902 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:41:01,902 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:41:01,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:41:01 BoogieIcfgContainer [2024-11-02 12:41:01,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:41:01,905 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:41:01,905 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:41:01,908 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:41:01,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:40:57" (1/3) ... [2024-11-02 12:41:01,909 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579d4803 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:41:01, skipping insertion in model container [2024-11-02 12:41:01,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:58" (2/3) ... [2024-11-02 12:41:01,909 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579d4803 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:41:01, skipping insertion in model container [2024-11-02 12:41:01,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:41:01" (3/3) ... [2024-11-02 12:41:01,911 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-35.i [2024-11-02 12:41:01,929 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:41:01,929 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:41:02,003 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:41:02,010 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;@43a030b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:41:02,010 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:41:02,015 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 12:41:02,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-02 12:41:02,030 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:41:02,031 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:41:02,031 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:41:02,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:41:02,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1342518989, now seen corresponding path program 1 times [2024-11-02 12:41:02,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:41:02,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882841939] [2024-11-02 12:41:02,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:41:02,049 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 12:41:02,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:41:02,053 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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 12:41:02,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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 12:41:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:41:02,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:41:02,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:41:02,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-02 12:41:02,592 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:41:02,593 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:41:02,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [882841939] [2024-11-02 12:41:02,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [882841939] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:41:02,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:41:02,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:41:02,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522085294] [2024-11-02 12:41:02,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:41:02,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:41:02,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:41:02,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:41:02,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:41:02,635 INFO L87 Difference]: Start difference. First operand has 73 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-02 12:41:02,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:41:02,687 INFO L93 Difference]: Finished difference Result 139 states and 243 transitions. [2024-11-02 12:41:02,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:41:02,689 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 169 [2024-11-02 12:41:02,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:41:02,697 INFO L225 Difference]: With dead ends: 139 [2024-11-02 12:41:02,698 INFO L226 Difference]: Without dead ends: 69 [2024-11-02 12:41:02,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 168 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 12:41:02,705 INFO L432 NwaCegarLoop]: 104 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, 104 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 12:41:02,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:41:02,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-02 12:41:02,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-02 12:41:02,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 40 states have (on average 1.25) internal successors, (50), 40 states have internal predecessors, (50), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 12:41:02,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 104 transitions. [2024-11-02 12:41:02,814 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 104 transitions. Word has length 169 [2024-11-02 12:41:02,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:41:02,815 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 104 transitions. [2024-11-02 12:41:02,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-02 12:41:02,816 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2024-11-02 12:41:02,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-02 12:41:02,826 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:41:02,827 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:41:02,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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 12:41:03,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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 12:41:03,031 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:41:03,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:41:03,032 INFO L85 PathProgramCache]: Analyzing trace with hash -874374701, now seen corresponding path program 1 times [2024-11-02 12:41:03,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:41:03,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2113554402] [2024-11-02 12:41:03,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:41:03,034 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:41:03,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:41:03,036 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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 12:41:03,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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 12:41:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:41:03,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:41:03,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:41:03,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-02 12:41:03,694 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:41:03,695 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:41:03,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2113554402] [2024-11-02 12:41:03,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2113554402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:41:03,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:41:03,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:41:03,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432497581] [2024-11-02 12:41:03,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:41:03,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:41:03,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:41:03,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:41:03,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:41:03,704 INFO L87 Difference]: Start difference. First operand 69 states and 104 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 12:41:05,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:41:06,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:41:06,067 INFO L93 Difference]: Finished difference Result 176 states and 265 transitions. [2024-11-02 12:41:06,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:41:06,068 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 169 [2024-11-02 12:41:06,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:41:06,071 INFO L225 Difference]: With dead ends: 176 [2024-11-02 12:41:06,071 INFO L226 Difference]: Without dead ends: 110 [2024-11-02 12:41:06,075 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:41:06,076 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 57 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-02 12:41:06,076 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 228 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-02 12:41:06,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-02 12:41:06,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 107. [2024-11-02 12:41:06,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 63 states have (on average 1.2380952380952381) internal successors, (78), 64 states have internal predecessors, (78), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-02 12:41:06,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 160 transitions. [2024-11-02 12:41:06,112 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 160 transitions. Word has length 169 [2024-11-02 12:41:06,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:41:06,116 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 160 transitions. [2024-11-02 12:41:06,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 12:41:06,117 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 160 transitions. [2024-11-02 12:41:06,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-02 12:41:06,122 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:41:06,122 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:41:06,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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 12:41:06,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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 12:41:06,324 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:41:06,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:41:06,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1267401711, now seen corresponding path program 1 times [2024-11-02 12:41:06,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:41:06,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [698124232] [2024-11-02 12:41:06,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:41:06,326 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 12:41:06,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:41:06,329 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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 12:41:06,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6f12e6-ce3e-4e3f-a211-40cb53f2f7b1/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 12:41:06,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:41:06,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-02 12:41:06,762 INFO L278 TraceCheckSpWp]: Computing forward predicates...