./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.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_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/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_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/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_78aabc47-d2c1-4820-a758-67127babb501/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 b1c30a86fefc6335b9d16e82085bfc5f2c862606f595d2c81d4cd01f1bfb7b41 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:24:53,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:24:53,456 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:24:53,462 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:24:53,464 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:24:53,499 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:24:53,501 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:24:53,501 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:24:53,502 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:24:53,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:24:53,506 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:24:53,506 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:24:53,507 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:24:53,507 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:24:53,511 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:24:53,511 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:24:53,512 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:24:53,512 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:24:53,512 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:24:53,513 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:24:53,513 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:24:53,514 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:24:53,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:24:53,517 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:24:53,517 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:24:53,517 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:24:53,518 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:24:53,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:24:53,518 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:24:53,518 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:24:53,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:24:53,520 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:24:53,521 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:24:53,521 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:24:53,522 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:24:53,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:24:53,523 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:24:53,523 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:24:53,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:24:53,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:24:53,524 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:24:53,524 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:24:53,525 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:24:53,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:24:53,525 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:24:53,526 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:24:53,526 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:24:53,526 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_78aabc47-d2c1-4820-a758-67127babb501/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1c30a86fefc6335b9d16e82085bfc5f2c862606f595d2c81d4cd01f1bfb7b41 [2024-11-02 12:24:53,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:24:53,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:24:53,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:24:53,879 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:24:53,880 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:24:53,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i Unable to find full path for "g++" [2024-11-02 12:24:56,139 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:24:56,400 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:24:56,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i [2024-11-02 12:24:56,415 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/data/5f88e730e/44a3b820feaa42b69bce2ebc3aa03b2c/FLAGe3e0ecec5 [2024-11-02 12:24:56,729 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/data/5f88e730e/44a3b820feaa42b69bce2ebc3aa03b2c [2024-11-02 12:24:56,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:24:56,733 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:24:56,735 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:24:56,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:24:56,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:24:56,742 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:24:56" (1/1) ... [2024-11-02 12:24:56,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c153e1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:56, skipping insertion in model container [2024-11-02 12:24:56,744 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:24:56" (1/1) ... [2024-11-02 12:24:56,775 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:24:56,966 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_78aabc47-d2c1-4820-a758-67127babb501/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i[913,926] [2024-11-02 12:24:57,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:24:57,051 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:24:57,062 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_78aabc47-d2c1-4820-a758-67127babb501/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i[913,926] [2024-11-02 12:24:57,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:24:57,120 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:24:57,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57 WrapperNode [2024-11-02 12:24:57,121 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:24:57,122 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:24:57,123 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:24:57,123 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:24:57,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57" (1/1) ... [2024-11-02 12:24:57,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57" (1/1) ... [2024-11-02 12:24:57,176 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2024-11-02 12:24:57,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:24:57,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:24:57,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:24:57,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:24:57,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57" (1/1) ... [2024-11-02 12:24:57,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57" (1/1) ... [2024-11-02 12:24:57,192 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57" (1/1) ... [2024-11-02 12:24:57,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57" (1/1) ... [2024-11-02 12:24:57,201 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57" (1/1) ... [2024-11-02 12:24:57,205 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57" (1/1) ... [2024-11-02 12:24:57,208 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57" (1/1) ... [2024-11-02 12:24:57,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57" (1/1) ... [2024-11-02 12:24:57,213 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:24:57,214 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:24:57,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:24:57,215 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:24:57,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57" (1/1) ... [2024-11-02 12:24:57,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:24:57,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:24:57,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:24:57,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:24:57,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:24:57,304 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:24:57,305 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:24:57,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:24:57,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:24:57,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:24:57,390 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:24:57,392 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:24:57,833 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-02 12:24:57,833 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:24:58,146 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:24:58,146 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:24:58,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:24:58 BoogieIcfgContainer [2024-11-02 12:24:58,147 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:24:58,150 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:24:58,151 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:24:58,154 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:24:58,155 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:24:56" (1/3) ... [2024-11-02 12:24:58,156 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7291832d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:24:58, skipping insertion in model container [2024-11-02 12:24:58,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:57" (2/3) ... [2024-11-02 12:24:58,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7291832d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:24:58, skipping insertion in model container [2024-11-02 12:24:58,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:24:58" (3/3) ... [2024-11-02 12:24:58,160 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-74.i [2024-11-02 12:24:58,181 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:24:58,181 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:24:58,277 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:24:58,287 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;@49f66912, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:24:58,287 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:24:58,291 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-02 12:24:58,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-02 12:24:58,306 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:24:58,307 INFO L215 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:24:58,308 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:24:58,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:24:58,315 INFO L85 PathProgramCache]: Analyzing trace with hash 271118445, now seen corresponding path program 1 times [2024-11-02 12:24:58,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:24:58,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622058083] [2024-11-02 12:24:58,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:58,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:24:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:24:59,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1132971250] [2024-11-02 12:24:59,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:59,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:24:59,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:24:59,022 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:24:59,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:24:59,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:24:59,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:24:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:24:59,500 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:24:59,503 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:24:59,505 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:24:59,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:24:59,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 12:24:59,713 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:24:59,830 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:24:59,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:24:59 BoogieIcfgContainer [2024-11-02 12:24:59,836 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:24:59,837 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:24:59,837 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:24:59,837 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:24:59,838 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:24:58" (3/4) ... [2024-11-02 12:24:59,841 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:24:59,842 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:24:59,844 INFO L158 Benchmark]: Toolchain (without parser) took 3110.46ms. Allocated memory is still 190.8MB. Free memory was 153.8MB in the beginning and 141.2MB in the end (delta: 12.5MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2024-11-02 12:24:59,844 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:24:59,845 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.90ms. Allocated memory is still 190.8MB. Free memory was 153.8MB in the beginning and 138.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:24:59,845 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.65ms. Allocated memory is still 190.8MB. Free memory was 138.0MB in the beginning and 135.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:24:59,846 INFO L158 Benchmark]: Boogie Preprocessor took 35.86ms. Allocated memory is still 190.8MB. Free memory was 135.4MB in the beginning and 133.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:24:59,846 INFO L158 Benchmark]: RCFGBuilder took 932.64ms. Allocated memory is still 190.8MB. Free memory was 133.8MB in the beginning and 133.2MB in the end (delta: 632.3kB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2024-11-02 12:24:59,848 INFO L158 Benchmark]: TraceAbstraction took 1686.12ms. Allocated memory is still 190.8MB. Free memory was 133.2MB in the beginning and 142.3MB in the end (delta: -9.1MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-11-02 12:24:59,849 INFO L158 Benchmark]: Witness Printer took 5.78ms. Allocated memory is still 190.8MB. Free memory was 142.3MB in the beginning and 141.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:24:59,856 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 130.0MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 386.90ms. Allocated memory is still 190.8MB. Free memory was 153.8MB in the beginning and 138.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.65ms. Allocated memory is still 190.8MB. Free memory was 138.0MB in the beginning and 135.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.86ms. Allocated memory is still 190.8MB. Free memory was 135.4MB in the beginning and 133.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 932.64ms. Allocated memory is still 190.8MB. Free memory was 133.8MB in the beginning and 133.2MB in the end (delta: 632.3kB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1686.12ms. Allocated memory is still 190.8MB. Free memory was 133.2MB in the beginning and 142.3MB in the end (delta: -9.1MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 5.78ms. Allocated memory is still 190.8MB. Free memory was 142.3MB in the beginning and 141.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 139, overapproximation of shiftLeft at line 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someBinaryArithmeticFLOAToperation at line 81. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 64; [L23] signed long int var_1_2 = -1; [L24] signed long int var_1_3 = -2; [L25] unsigned char var_1_4 = 0; [L26] unsigned long int var_1_5 = 3914692693; [L27] unsigned long int var_1_6 = 32; [L28] unsigned long int var_1_7 = 1; [L29] unsigned char var_1_8 = 0; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 50; [L33] signed long int var_1_12 = 25; [L34] signed long int var_1_13 = 1; [L35] float var_1_15 = 4.75; [L36] unsigned char var_1_16 = 100; [L37] float var_1_17 = 50.1; [L38] float var_1_18 = 100.9; [L39] float var_1_19 = 8.5; [L40] float var_1_20 = 10.625; [L41] float var_1_21 = 0.0; [L42] float var_1_22 = 7.8; [L43] float var_1_23 = 8.25; [L44] double var_1_24 = 5.5; [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] FCALL updateLastVariables() [L147] CALL updateVariables() [L90] var_1_2 = __VERIFIER_nondet_long() [L91] CALL assume_abort_if_not(var_1_2 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-2, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_2 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-2, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L92] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-2, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-2, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L93] var_1_3 = __VERIFIER_nondet_long() [L94] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L95] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=0, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L96] var_1_4 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L98] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=3914692693, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L99] var_1_5 = __VERIFIER_nondet_ulong() [L100] CALL assume_abort_if_not(var_1_5 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_5 >= 3221225470) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L101] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=32, var_1_7=1, var_1_8=0, var_1_9=0] [L102] var_1_6 = __VERIFIER_nondet_ulong() [L103] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_7=1, var_1_8=0, var_1_9=0] [L104] CALL assume_abort_if_not(var_1_6 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_6 <= 1073741823) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=1, var_1_8=0, var_1_9=0] [L105] var_1_7 = __VERIFIER_nondet_ulong() [L106] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_8=0, var_1_9=0] [L107] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L108] var_1_9 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0] [L110] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L111] var_1_10 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L113] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L114] var_1_12 = __VERIFIER_nondet_long() [L115] CALL assume_abort_if_not(var_1_12 >= 14) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_12 >= 14) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L116] CALL assume_abort_if_not(var_1_12 <= 29) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_12 <= 29) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L117] var_1_13 = __VERIFIER_nondet_long() [L118] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L119] CALL assume_abort_if_not(var_1_13 <= 14) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_13 <= 14) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L120] var_1_16 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L122] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L123] var_1_17 = __VERIFIER_nondet_float() [L124] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L125] var_1_19 = __VERIFIER_nondet_float() [L126] 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_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L126] 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_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L127] var_1_20 = __VERIFIER_nondet_float() [L128] 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_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L128] 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_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L129] var_1_21 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L131] var_1_22 = __VERIFIER_nondet_float() [L132] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L133] var_1_23 = __VERIFIER_nondet_float() [L134] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L147] RET updateVariables() [L148] CALL step() [L48] COND TRUE ! (var_1_2 >= var_1_3) [L49] COND TRUE \read(var_1_4) [L50] var_1_1 = ((var_1_5 - var_1_6) - var_1_7) [L57] COND TRUE var_1_6 < var_1_3 [L58] COND FALSE !(var_1_3 <= var_1_6) [L62] COND FALSE !(! ((var_1_5 > var_1_7) || var_1_4)) [L73] var_1_11 = var_1_12 [L75] COND FALSE !(\read(var_1_10)) [L80] COND FALSE !(\read(var_1_10)) [L83] var_1_18 = (((var_1_21 - var_1_22) - var_1_23) + var_1_20) [L85] COND TRUE (~ var_1_3) <= (var_1_12 - var_1_11) [L86] var_1_24 = var_1_22 [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR (((! (var_1_2 >= var_1_3)) ? (var_1_4 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_6) - var_1_7))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_7))) && ((var_1_6 < var_1_3) ? ((var_1_3 <= var_1_6) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_4)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) [L139] EXPR (! ((var_1_5 > var_1_7) || var_1_4)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)) [L139] EXPR (((! (var_1_2 >= var_1_3)) ? (var_1_4 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_6) - var_1_7))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_7))) && ((var_1_6 < var_1_3) ? ((var_1_3 <= var_1_6) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_4)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) [L139-L140] return ((((((! (var_1_2 >= var_1_3)) ? (var_1_4 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_6) - var_1_7))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_7))) && ((var_1_6 < var_1_3) ? ((var_1_3 <= var_1_6) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_4)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)))) && (var_1_10 ? ((var_1_11 > (var_1_6 / (var_1_12 + var_1_16))) ? (var_1_15 == ((float) var_1_17)) : 1) : 1)) && (var_1_10 ? (var_1_18 == ((float) (var_1_19 + var_1_20))) : (var_1_18 == ((float) (((var_1_21 - var_1_22) - var_1_23) + var_1_20))))) && (((~ var_1_3) <= (var_1_12 - var_1_11)) ? (var_1_24 == ((double) var_1_22)) : 1) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_17=0, var_1_1=3221225470, var_1_22=2, var_1_24=2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=127, var_1_17=0, var_1_1=3221225470, var_1_22=2, var_1_24=2, var_1_2=-2147483648, var_1_3=-1, var_1_4=1, var_1_5=-1073741826, var_1_6=-4294967296, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 28, 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=54occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 210 NumberOfCodeBlocks, 210 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:24:59,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/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_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/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_78aabc47-d2c1-4820-a758-67127babb501/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 b1c30a86fefc6335b9d16e82085bfc5f2c862606f595d2c81d4cd01f1bfb7b41 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:25:02,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:25:02,517 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:25:02,525 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:25:02,526 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:25:02,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:25:02,565 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:25:02,566 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:25:02,567 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:25:02,568 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:25:02,569 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:25:02,569 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:25:02,569 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:25:02,570 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:25:02,572 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:25:02,572 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:25:02,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:25:02,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:25:02,575 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:25:02,577 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:25:02,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:25:02,579 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:25:02,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:25:02,580 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:25:02,581 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:25:02,581 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:25:02,581 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:25:02,582 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:25:02,582 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:25:02,582 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:25:02,583 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:25:02,583 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:25:02,583 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:25:02,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:25:02,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:25:02,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:02,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:25:02,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:25:02,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:25:02,585 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:25:02,586 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:25:02,600 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:25:02,601 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:25:02,601 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:25:02,602 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_78aabc47-d2c1-4820-a758-67127babb501/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1c30a86fefc6335b9d16e82085bfc5f2c862606f595d2c81d4cd01f1bfb7b41 [2024-11-02 12:25:03,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:25:03,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:25:03,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:25:03,056 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:25:03,057 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:25:03,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i Unable to find full path for "g++" [2024-11-02 12:25:05,313 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:25:05,609 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:25:05,612 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i [2024-11-02 12:25:05,625 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/data/a67c414d2/25a6570511324c0cbaf0296893e41aa7/FLAGb07252889 [2024-11-02 12:25:05,642 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/data/a67c414d2/25a6570511324c0cbaf0296893e41aa7 [2024-11-02 12:25:05,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:25:05,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:25:05,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:05,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:25:05,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:25:05,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:05" (1/1) ... [2024-11-02 12:25:05,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@147a50a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:05, skipping insertion in model container [2024-11-02 12:25:05,655 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:05" (1/1) ... [2024-11-02 12:25:05,689 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:25:05,913 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_78aabc47-d2c1-4820-a758-67127babb501/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i[913,926] [2024-11-02 12:25:05,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:06,013 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:25:06,026 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_78aabc47-d2c1-4820-a758-67127babb501/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-74.i[913,926] [2024-11-02 12:25:06,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:06,076 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:25:06,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06 WrapperNode [2024-11-02 12:25:06,076 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:06,077 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:06,078 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:25:06,078 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:25:06,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06" (1/1) ... [2024-11-02 12:25:06,099 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06" (1/1) ... [2024-11-02 12:25:06,142 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2024-11-02 12:25:06,143 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:06,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:25:06,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:25:06,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:25:06,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06" (1/1) ... [2024-11-02 12:25:06,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06" (1/1) ... [2024-11-02 12:25:06,159 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06" (1/1) ... [2024-11-02 12:25:06,159 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06" (1/1) ... [2024-11-02 12:25:06,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06" (1/1) ... [2024-11-02 12:25:06,179 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06" (1/1) ... [2024-11-02 12:25:06,181 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06" (1/1) ... [2024-11-02 12:25:06,183 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06" (1/1) ... [2024-11-02 12:25:06,187 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:25:06,188 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:25:06,188 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:25:06,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:25:06,190 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06" (1/1) ... [2024-11-02 12:25:06,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:06,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:25:06,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:25:06,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:25:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:25:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:25:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:25:06,262 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:25:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:25:06,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:25:06,395 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:25:06,398 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:25:09,792 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-02 12:25:09,792 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:25:09,815 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:25:09,815 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:25:09,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:09 BoogieIcfgContainer [2024-11-02 12:25:09,816 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:25:09,818 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:25:09,818 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:25:09,822 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:25:09,823 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:25:05" (1/3) ... [2024-11-02 12:25:09,824 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25aa8e66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:09, skipping insertion in model container [2024-11-02 12:25:09,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:06" (2/3) ... [2024-11-02 12:25:09,826 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25aa8e66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:09, skipping insertion in model container [2024-11-02 12:25:09,826 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:09" (3/3) ... [2024-11-02 12:25:09,827 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-74.i [2024-11-02 12:25:09,846 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:25:09,847 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:25:09,933 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:25:09,943 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;@5a7e72e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:25:09,943 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:25:09,948 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-02 12:25:09,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-02 12:25:09,967 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:09,968 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:25:09,969 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:25:09,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:25:09,976 INFO L85 PathProgramCache]: Analyzing trace with hash -589216113, now seen corresponding path program 1 times [2024-11-02 12:25:09,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:25:09,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1425439334] [2024-11-02 12:25:09,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:09,995 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 12:25:09,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:25:09,999 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/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 12:25:10,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/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 12:25:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:25:10,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:25:10,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:25:10,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-11-02 12:25:10,614 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:25:10,615 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:25:10,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1425439334] [2024-11-02 12:25:10,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1425439334] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:25:10,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:25:10,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:25:10,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972586822] [2024-11-02 12:25:10,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:25:10,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:25:10,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:25:10,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:25:10,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:25:10,656 INFO L87 Difference]: Start difference. First operand has 75 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-02 12:25:10,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:25:10,697 INFO L93 Difference]: Finished difference Result 143 states and 254 transitions. [2024-11-02 12:25:10,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:25:10,700 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 172 [2024-11-02 12:25:10,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:25:10,711 INFO L225 Difference]: With dead ends: 143 [2024-11-02 12:25:10,711 INFO L226 Difference]: Without dead ends: 71 [2024-11-02 12:25:10,717 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 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 12:25:10,724 INFO L432 NwaCegarLoop]: 109 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, 109 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 12:25:10,725 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:25:10,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-11-02 12:25:10,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2024-11-02 12:25:10,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-02 12:25:10,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 109 transitions. [2024-11-02 12:25:10,805 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 109 transitions. Word has length 172 [2024-11-02 12:25:10,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:25:10,805 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 109 transitions. [2024-11-02 12:25:10,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-02 12:25:10,808 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2024-11-02 12:25:10,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-02 12:25:10,816 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:10,816 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:25:10,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/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 12:25:11,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/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 12:25:11,018 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:25:11,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:25:11,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1235663037, now seen corresponding path program 1 times [2024-11-02 12:25:11,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:25:11,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1437225748] [2024-11-02 12:25:11,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:11,021 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 12:25:11,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:25:11,024 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/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 12:25:11,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/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 12:25:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:25:11,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-02 12:25:11,480 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:25:12,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 777 proven. 36 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2024-11-02 12:25:12,175 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:25:12,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-02 12:25:12,905 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:25:12,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1437225748] [2024-11-02 12:25:12,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1437225748] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-02 12:25:12,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [938816480] [2024-11-02 12:25:12,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:12,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:25:12,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:25:12,919 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:25:12,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-02 12:25:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:25:13,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:25:13,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:25:13,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-02 12:25:13,520 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:25:13,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [938816480] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:25:13,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-02 12:25:13,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 7 [2024-11-02 12:25:13,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263947721] [2024-11-02 12:25:13,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:25:13,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:25:13,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:25:13,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:25:13,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-02 12:25:13,526 INFO L87 Difference]: Start difference. First operand 71 states and 109 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-02 12:25:14,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:25:16,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:25:16,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:25:16,852 INFO L93 Difference]: Finished difference Result 174 states and 265 transitions. [2024-11-02 12:25:16,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:25:16,878 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 172 [2024-11-02 12:25:16,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:25:16,881 INFO L225 Difference]: With dead ends: 174 [2024-11-02 12:25:16,882 INFO L226 Difference]: Without dead ends: 106 [2024-11-02 12:25:16,883 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 513 GetRequests, 506 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-02 12:25:16,884 INFO L432 NwaCegarLoop]: 107 mSDtfsCounter, 50 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-02 12:25:16,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 204 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-02 12:25:16,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-02 12:25:16,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 103. [2024-11-02 12:25:16,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 58 states have (on average 1.2413793103448276) internal successors, (72), 59 states have internal predecessors, (72), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-02 12:25:16,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 156 transitions. [2024-11-02 12:25:16,921 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 156 transitions. Word has length 172 [2024-11-02 12:25:16,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:25:16,922 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 156 transitions. [2024-11-02 12:25:16,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-02 12:25:16,923 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 156 transitions. [2024-11-02 12:25:16,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-02 12:25:16,928 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:16,928 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:25:16,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/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 12:25:17,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-02 12:25:17,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt [2024-11-02 12:25:17,329 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:25:17,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:25:17,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1178404735, now seen corresponding path program 1 times [2024-11-02 12:25:17,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:25:17,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [450399003] [2024-11-02 12:25:17,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:17,332 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 12:25:17,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:25:17,335 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/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 12:25:17,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78aabc47-d2c1-4820-a758-67127babb501/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-02 12:25:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:25:17,887 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-02 12:25:17,897 INFO L278 TraceCheckSpWp]: Computing forward predicates...