./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.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_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/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_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/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_1e1c37e6-6133-43ed-a245-f5c771d754b6/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 4f95ed5c56231a57e143732e0df5e27869541cb09bca6410d2408237b9d0bb8b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:28:39,184 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:28:39,353 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:28:39,369 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:28:39,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:28:39,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:28:39,431 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:28:39,431 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:28:39,432 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:28:39,432 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:28:39,433 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:28:39,433 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:28:39,434 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:28:39,434 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:28:39,434 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:28:39,435 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:28:39,435 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:28:39,436 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:28:39,436 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:28:39,437 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:28:39,437 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:28:39,438 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:28:39,438 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:28:39,439 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:28:39,439 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:28:39,440 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:28:39,440 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:28:39,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:28:39,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:28:39,441 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:28:39,441 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:28:39,442 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:28:39,442 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:28:39,442 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:28:39,443 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:28:39,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:28:39,443 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:28:39,444 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:28:39,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:28:39,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:28:39,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:28:39,445 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:28:39,446 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:28:39,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:28:39,446 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:28:39,447 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:28:39,447 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:28:39,447 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_1e1c37e6-6133-43ed-a245-f5c771d754b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f95ed5c56231a57e143732e0df5e27869541cb09bca6410d2408237b9d0bb8b [2024-11-02 12:28:39,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:28:39,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:28:39,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:28:39,812 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:28:39,813 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:28:39,815 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i Unable to find full path for "g++" [2024-11-02 12:28:42,070 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:28:42,333 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:28:42,336 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i [2024-11-02 12:28:42,356 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/data/b7e6764ee/1886ac361b7a49f9820839af743649ea/FLAG2681b0109 [2024-11-02 12:28:42,675 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/data/b7e6764ee/1886ac361b7a49f9820839af743649ea [2024-11-02 12:28:42,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:28:42,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:28:42,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:28:42,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:28:42,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:28:42,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:28:42" (1/1) ... [2024-11-02 12:28:42,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e439027 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:42, skipping insertion in model container [2024-11-02 12:28:42,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:28:42" (1/1) ... [2024-11-02 12:28:42,738 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:28:42,979 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_1e1c37e6-6133-43ed-a245-f5c771d754b6/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i[914,927] [2024-11-02 12:28:43,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:28:43,080 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:28:43,093 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_1e1c37e6-6133-43ed-a245-f5c771d754b6/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i[914,927] [2024-11-02 12:28:43,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:28:43,159 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:28:43,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43 WrapperNode [2024-11-02 12:28:43,159 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:28:43,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:28:43,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:28:43,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:28:43,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43" (1/1) ... [2024-11-02 12:28:43,183 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43" (1/1) ... [2024-11-02 12:28:43,230 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 157 [2024-11-02 12:28:43,231 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:28:43,232 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:28:43,232 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:28:43,232 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:28:43,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43" (1/1) ... [2024-11-02 12:28:43,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43" (1/1) ... [2024-11-02 12:28:43,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43" (1/1) ... [2024-11-02 12:28:43,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43" (1/1) ... [2024-11-02 12:28:43,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43" (1/1) ... [2024-11-02 12:28:43,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43" (1/1) ... [2024-11-02 12:28:43,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43" (1/1) ... [2024-11-02 12:28:43,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43" (1/1) ... [2024-11-02 12:28:43,274 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:28:43,275 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:28:43,275 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:28:43,275 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:28:43,276 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43" (1/1) ... [2024-11-02 12:28:43,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:28:43,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:28:43,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:28:43,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:28:43,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:28:43,376 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:28:43,376 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:28:43,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:28:43,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:28:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:28:43,502 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:28:43,508 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:28:43,994 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-02 12:28:43,994 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:28:44,210 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:28:44,211 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:28:44,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:28:44 BoogieIcfgContainer [2024-11-02 12:28:44,211 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:28:44,214 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:28:44,215 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:28:44,219 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:28:44,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:28:42" (1/3) ... [2024-11-02 12:28:44,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6df5fa03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:28:44, skipping insertion in model container [2024-11-02 12:28:44,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:43" (2/3) ... [2024-11-02 12:28:44,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6df5fa03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:28:44, skipping insertion in model container [2024-11-02 12:28:44,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:28:44" (3/3) ... [2024-11-02 12:28:44,222 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-7.i [2024-11-02 12:28:44,244 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:28:44,244 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:28:44,331 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:28:44,338 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;@37f9dd46, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:28:44,338 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:28:44,344 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-02 12:28:44,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-02 12:28:44,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:28:44,359 INFO L215 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:28:44,361 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:28:44,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:28:44,369 INFO L85 PathProgramCache]: Analyzing trace with hash -673125110, now seen corresponding path program 1 times [2024-11-02 12:28:44,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:28:44,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210889357] [2024-11-02 12:28:44,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:28:44,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:28:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:28:44,954 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:28:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:28:45,280 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:28:45,282 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:28:45,283 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:28:45,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:28:45,290 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:28:45,401 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:28:45,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:28:45 BoogieIcfgContainer [2024-11-02 12:28:45,404 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:28:45,407 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:28:45,407 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:28:45,407 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:28:45,408 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:28:44" (3/4) ... [2024-11-02 12:28:45,410 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:28:45,412 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:28:45,413 INFO L158 Benchmark]: Toolchain (without parser) took 2733.26ms. Allocated memory is still 140.5MB. Free memory was 105.9MB in the beginning and 92.8MB in the end (delta: 13.1MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2024-11-02 12:28:45,413 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 100.7MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:28:45,414 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.81ms. Allocated memory is still 140.5MB. Free memory was 105.6MB in the beginning and 89.5MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-02 12:28:45,415 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.13ms. Allocated memory is still 140.5MB. Free memory was 89.5MB in the beginning and 86.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:28:45,416 INFO L158 Benchmark]: Boogie Preprocessor took 42.38ms. Allocated memory is still 140.5MB. Free memory was 86.3MB in the beginning and 84.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:28:45,418 INFO L158 Benchmark]: RCFGBuilder took 936.83ms. Allocated memory is still 140.5MB. Free memory was 84.6MB in the beginning and 93.7MB in the end (delta: -9.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-11-02 12:28:45,418 INFO L158 Benchmark]: TraceAbstraction took 1190.65ms. Allocated memory is still 140.5MB. Free memory was 92.5MB in the beginning and 93.6MB in the end (delta: -1.1MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2024-11-02 12:28:45,419 INFO L158 Benchmark]: Witness Printer took 4.84ms. Allocated memory is still 140.5MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:28:45,422 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 100.7MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.81ms. Allocated memory is still 140.5MB. Free memory was 105.6MB in the beginning and 89.5MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.13ms. Allocated memory is still 140.5MB. Free memory was 89.5MB in the beginning and 86.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.38ms. Allocated memory is still 140.5MB. Free memory was 86.3MB in the beginning and 84.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 936.83ms. Allocated memory is still 140.5MB. Free memory was 84.6MB in the beginning and 93.7MB in the end (delta: -9.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1190.65ms. Allocated memory is still 140.5MB. Free memory was 92.5MB in the beginning and 93.6MB in the end (delta: -1.1MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. * Witness Printer took 4.84ms. Allocated memory is still 140.5MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 66, overapproximation of someUnaryFLOAToperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] float var_1_2 = 200.875; [L24] float var_1_3 = 100.25; [L25] float var_1_4 = 99999999.34; [L26] unsigned short int var_1_5 = 10; [L27] unsigned short int var_1_6 = 8; [L28] unsigned long int var_1_7 = 25; [L29] unsigned char var_1_8 = 0; [L30] signed long int var_1_9 = -16; [L31] unsigned short int var_1_10 = 25; [L32] unsigned short int var_1_11 = 10000; [L33] signed short int var_1_12 = -32; [L34] signed char var_1_13 = 4; [L35] signed char var_1_14 = 25; [L36] signed short int var_1_15 = -16; [L37] signed short int var_1_16 = 100; [L38] signed short int var_1_17 = 8; [L39] float var_1_18 = 5.8; [L40] float var_1_19 = 0.19999999999999996; [L41] float var_1_20 = 1.5; [L42] float var_1_21 = 10000000.5; [L43] float var_1_22 = 4.5; [L44] float var_1_23 = 4.25; [L45] signed short int var_1_24 = -16; [L135] isInitial = 1 [L136] FCALL initially() [L137] COND TRUE 1 [L138] FCALL updateLastVariables() [L139] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_float() [L88] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L89] var_1_3 = __VERIFIER_nondet_float() [L90] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L91] var_1_4 = __VERIFIER_nondet_float() [L92] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L93] var_1_5 = __VERIFIER_nondet_ushort() [L94] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L95] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L96] var_1_6 = __VERIFIER_nondet_ushort() [L97] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_7=25, var_1_8=0, var_1_9=-16] [L98] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=0, var_1_9=-16] [L99] var_1_8 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_9=-16] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_9=-16] [L101] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L102] var_1_11 = __VERIFIER_nondet_ushort() [L103] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=25, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L104] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L105] var_1_13 = __VERIFIER_nondet_char() [L106] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L107] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L108] var_1_14 = __VERIFIER_nondet_char() [L109] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L110] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L111] var_1_16 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L113] CALL assume_abort_if_not(var_1_16 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_16 <= 16383) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L114] var_1_17 = __VERIFIER_nondet_short() [L115] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L116] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L117] var_1_19 = __VERIFIER_nondet_float() [L118] 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=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L118] 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=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L119] var_1_20 = __VERIFIER_nondet_float() [L120] 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=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L120] 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=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L121] var_1_21 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L123] var_1_22 = __VERIFIER_nondet_float() [L124] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_23=17/4, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L125] var_1_23 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=4, var_1_15=-16, var_1_16=0, var_1_17=5, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=-16] [L139] RET updateVariables() [L140] CALL step() [L49] var_1_9 = ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))) [L50] signed long int stepLocal_1 = 56016 - var_1_11; [L51] signed long int stepLocal_0 = 10; [L52] COND TRUE var_1_6 < stepLocal_0 [L53] COND TRUE var_1_5 < stepLocal_1 [L54] var_1_10 = var_1_5 [L57] COND FALSE !((var_1_13 - var_1_14) > (var_1_10 + var_1_11)) [L62] var_1_12 = var_1_14 [L64] var_1_15 = (var_1_14 - (((((var_1_16 + var_1_17)) > (4)) ? ((var_1_16 + var_1_17)) : (4)))) [L65] COND TRUE var_1_4 > var_1_2 [L66] var_1_18 = (((((var_1_19 + var_1_20) < 0 ) ? -(var_1_19 + var_1_20) : (var_1_19 + var_1_20))) - var_1_21) [L74] var_1_24 = 16 [L75] COND FALSE !(var_1_18 <= (var_1_3 - var_1_4)) [L78] var_1_1 = ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))) [L80] COND TRUE \read(var_1_8) [L81] COND TRUE var_1_5 < 16 [L82] var_1_7 = (var_1_6 + var_1_24) [L140] RET step() [L141] CALL, EXPR property() [L131-L132] return ((((((((var_1_18 <= (var_1_3 - var_1_4)) ? (var_1_1 == ((unsigned short int) var_1_5)) : (var_1_1 == ((unsigned short int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) && (var_1_8 ? ((var_1_5 < 16) ? (var_1_7 == ((unsigned long int) (var_1_6 + var_1_24))) : 1) : 1)) && (var_1_9 == ((signed long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) && ((var_1_6 < 10) ? ((var_1_5 < (56016 - var_1_11)) ? (var_1_10 == ((unsigned short int) var_1_5)) : 1) : 1)) && (((var_1_13 - var_1_14) > (var_1_10 + var_1_11)) ? ((! var_1_8) ? (var_1_12 == ((signed short int) var_1_13)) : 1) : (var_1_12 == ((signed short int) var_1_14)))) && (var_1_15 == ((signed short int) (var_1_14 - (((((var_1_16 + var_1_17)) > (4)) ? ((var_1_16 + var_1_17)) : (4))))))) && ((var_1_4 > var_1_2) ? (var_1_18 == ((float) (((((var_1_19 + var_1_20) < 0 ) ? -(var_1_19 + var_1_20) : (var_1_19 + var_1_20))) - var_1_21))) : ((! ((var_1_17 - var_1_11) < 128)) ? (var_1_18 == ((float) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_18 == ((float) ((((((((9.75f) > (var_1_19)) ? (9.75f) : (var_1_19)))) < ((((((var_1_21 - var_1_22)) > (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))) ? ((var_1_21 - var_1_22)) : (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23)))))))) ? (((((9.75f) > (var_1_19)) ? (9.75f) : (var_1_19)))) : ((((((var_1_21 - var_1_22)) > (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))) ? ((var_1_21 - var_1_22)) : (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23)))))))))))))) && (var_1_24 == ((signed short int) 16)) ; [L141] RET, EXPR property() [L141] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=15, var_1_11=32767, var_1_12=4, var_1_13=4, var_1_14=4, var_1_15=-1, var_1_16=0, var_1_17=5, var_1_18=39/4, var_1_19=39/4, var_1_1=15, var_1_20=39/4, var_1_21=39/4, var_1_23=39/4, var_1_24=16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=15] [L19] reach_error() VAL [isInitial=1, var_1_10=15, var_1_11=32767, var_1_12=4, var_1_13=4, var_1_14=4, var_1_15=-1, var_1_16=0, var_1_17=5, var_1_18=39/4, var_1_19=39/4, var_1_1=15, var_1_20=39/4, var_1_21=39/4, var_1_23=39/4, var_1_24=16, var_1_5=15, var_1_6=9, var_1_7=25, var_1_8=1, var_1_9=15] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 24, 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=49occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:28:45,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/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_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/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_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/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_1e1c37e6-6133-43ed-a245-f5c771d754b6/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 4f95ed5c56231a57e143732e0df5e27869541cb09bca6410d2408237b9d0bb8b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:28:48,089 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:28:48,207 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:28:48,217 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:28:48,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:28:48,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:28:48,273 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:28:48,274 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:28:48,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:28:48,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:28:48,277 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:28:48,277 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:28:48,278 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:28:48,279 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:28:48,279 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:28:48,280 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:28:48,281 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:28:48,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:28:48,282 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:28:48,282 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:28:48,283 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:28:48,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:28:48,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:28:48,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:28:48,288 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:28:48,288 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:28:48,289 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:28:48,289 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:28:48,290 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:28:48,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:28:48,293 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:28:48,294 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:28:48,294 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:28:48,295 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:28:48,296 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:28:48,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:28:48,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:28:48,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:28:48,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:28:48,299 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:28:48,299 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:28:48,301 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:28:48,302 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:28:48,302 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:28:48,302 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_1e1c37e6-6133-43ed-a245-f5c771d754b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f95ed5c56231a57e143732e0df5e27869541cb09bca6410d2408237b9d0bb8b [2024-11-02 12:28:48,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:28:48,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:28:48,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:28:48,964 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:28:48,967 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:28:48,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i Unable to find full path for "g++" [2024-11-02 12:28:51,550 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:28:51,897 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:28:51,898 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i [2024-11-02 12:28:51,910 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/data/054f0cc45/02f246ac8203455da92ba0ddb3545d15/FLAGa601c005a [2024-11-02 12:28:51,929 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/data/054f0cc45/02f246ac8203455da92ba0ddb3545d15 [2024-11-02 12:28:51,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:28:51,933 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:28:51,935 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:28:51,935 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:28:51,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:28:51,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:28:51" (1/1) ... [2024-11-02 12:28:51,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57b1b54b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:51, skipping insertion in model container [2024-11-02 12:28:51,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:28:51" (1/1) ... [2024-11-02 12:28:51,994 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:28:52,305 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_1e1c37e6-6133-43ed-a245-f5c771d754b6/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i[914,927] [2024-11-02 12:28:52,450 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:28:52,476 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:28:52,497 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_1e1c37e6-6133-43ed-a245-f5c771d754b6/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i[914,927] [2024-11-02 12:28:52,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:28:52,613 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:28:52,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52 WrapperNode [2024-11-02 12:28:52,614 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:28:52,615 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:28:52,615 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:28:52,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:28:52,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52" (1/1) ... [2024-11-02 12:28:52,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52" (1/1) ... [2024-11-02 12:28:52,720 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2024-11-02 12:28:52,720 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:28:52,721 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:28:52,722 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:28:52,722 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:28:52,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52" (1/1) ... [2024-11-02 12:28:52,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52" (1/1) ... [2024-11-02 12:28:52,748 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52" (1/1) ... [2024-11-02 12:28:52,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52" (1/1) ... [2024-11-02 12:28:52,788 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52" (1/1) ... [2024-11-02 12:28:52,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52" (1/1) ... [2024-11-02 12:28:52,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52" (1/1) ... [2024-11-02 12:28:52,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52" (1/1) ... [2024-11-02 12:28:52,815 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:28:52,820 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:28:52,820 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:28:52,820 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:28:52,821 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52" (1/1) ... [2024-11-02 12:28:52,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:28:52,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:28:52,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:28:52,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:28:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:28:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:28:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:28:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:28:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:28:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:28:53,076 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:28:53,080 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:28:54,969 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-02 12:28:54,969 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:28:55,000 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:28:55,000 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:28:55,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:28:55 BoogieIcfgContainer [2024-11-02 12:28:55,002 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:28:55,007 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:28:55,008 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:28:55,012 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:28:55,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:28:51" (1/3) ... [2024-11-02 12:28:55,015 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489b4348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:28:55, skipping insertion in model container [2024-11-02 12:28:55,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:52" (2/3) ... [2024-11-02 12:28:55,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489b4348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:28:55, skipping insertion in model container [2024-11-02 12:28:55,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:28:55" (3/3) ... [2024-11-02 12:28:55,021 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-7.i [2024-11-02 12:28:55,047 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:28:55,047 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:28:55,141 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:28:55,150 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;@76929e25, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:28:55,151 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:28:55,157 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-02 12:28:55,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-02 12:28:55,174 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:28:55,176 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:28:55,176 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:28:55,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:28:55,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1276588120, now seen corresponding path program 1 times [2024-11-02 12:28:55,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:28:55,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2111926033] [2024-11-02 12:28:55,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:28:55,219 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 12:28:55,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:28:55,235 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/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 12:28:55,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/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 12:28:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:28:55,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:28:55,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:28:55,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2024-11-02 12:28:55,879 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:28:55,880 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:28:55,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2111926033] [2024-11-02 12:28:55,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2111926033] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:28:55,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:28:55,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:28:55,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510461732] [2024-11-02 12:28:55,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:28:55,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:28:55,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:28:55,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:28:55,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:28:55,929 INFO L87 Difference]: Start difference. First operand has 70 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) 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, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-02 12:28:55,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:28:55,974 INFO L93 Difference]: Finished difference Result 133 states and 228 transitions. [2024-11-02 12:28:55,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:28:55,979 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, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 152 [2024-11-02 12:28:55,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:28:55,992 INFO L225 Difference]: With dead ends: 133 [2024-11-02 12:28:55,992 INFO L226 Difference]: Without dead ends: 66 [2024-11-02 12:28:55,999 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 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 12:28:56,004 INFO L432 NwaCegarLoop]: 98 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, 98 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 12:28:56,008 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:28:56,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-11-02 12:28:56,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2024-11-02 12:28:56,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 40 states have (on average 1.25) internal successors, (50), 40 states have internal predecessors, (50), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-02 12:28:56,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 98 transitions. [2024-11-02 12:28:56,089 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 98 transitions. Word has length 152 [2024-11-02 12:28:56,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:28:56,089 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 98 transitions. [2024-11-02 12:28:56,092 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, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-02 12:28:56,092 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2024-11-02 12:28:56,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-02 12:28:56,103 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:28:56,104 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:28:56,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/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 12:28:56,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/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 12:28:56,306 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:28:56,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:28:56,308 INFO L85 PathProgramCache]: Analyzing trace with hash -501921688, now seen corresponding path program 1 times [2024-11-02 12:28:56,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:28:56,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1150277890] [2024-11-02 12:28:56,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:28:56,313 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 12:28:56,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:28:56,317 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/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 12:28:56,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e1c37e6-6133-43ed-a245-f5c771d754b6/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 12:28:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:28:56,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-02 12:28:56,935 INFO L278 TraceCheckSpWp]: Computing forward predicates...