./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/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_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/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_cedeb748-5c3c-4605-b27c-aec04a76ddad/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 7061d7705e35ffb179f69b4cdd3a111dfb45a568e3f5347cc63566e16555668c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:38:42,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:38:42,478 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:38:42,482 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:38:42,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:38:42,506 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:38:42,506 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:38:42,507 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:38:42,507 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:38:42,508 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:38:42,508 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:38:42,509 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:38:42,509 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:38:42,510 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:38:42,511 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:38:42,511 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:38:42,511 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:38:42,512 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:38:42,512 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:38:42,512 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:38:42,513 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:38:42,517 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:38:42,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:38:42,519 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:38:42,520 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:38:42,520 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:38:42,520 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:38:42,521 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:38:42,524 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:38:42,525 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:38:42,525 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:38:42,525 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:38:42,526 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:38:42,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:38:42,526 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:38:42,526 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:38:42,527 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:38:42,527 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:38:42,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:38:42,527 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:38:42,528 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:38:42,529 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:38:42,529 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:38:42,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:38:42,530 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:38:42,531 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:38:42,531 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:38:42,531 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_cedeb748-5c3c-4605-b27c-aec04a76ddad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7061d7705e35ffb179f69b4cdd3a111dfb45a568e3f5347cc63566e16555668c [2024-11-02 12:38:42,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:38:42,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:38:42,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:38:42,833 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:38:42,833 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:38:42,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-0.i Unable to find full path for "g++" [2024-11-02 12:38:44,920 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:38:45,172 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:38:45,172 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-0.i [2024-11-02 12:38:45,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/data/a84b52eae/6a1c1d5f9e044ac39bb114e5324d845d/FLAGdad12b318 [2024-11-02 12:38:45,211 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/data/a84b52eae/6a1c1d5f9e044ac39bb114e5324d845d [2024-11-02 12:38:45,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:38:45,215 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:38:45,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:38:45,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:38:45,224 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:38:45,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46547838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45, skipping insertion in model container [2024-11-02 12:38:45,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,269 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:38:45,504 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_cedeb748-5c3c-4605-b27c-aec04a76ddad/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-0.i[915,928] [2024-11-02 12:38:45,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:38:45,641 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:38:45,651 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_cedeb748-5c3c-4605-b27c-aec04a76ddad/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-0.i[915,928] [2024-11-02 12:38:45,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:38:45,745 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:38:45,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45 WrapperNode [2024-11-02 12:38:45,746 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:38:45,747 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:38:45,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:38:45,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:38:45,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,775 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,870 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 241 [2024-11-02 12:38:45,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:38:45,871 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:38:45,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:38:45,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:38:45,894 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,933 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:38:45,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:38:45,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:38:45,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:38:45,953 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45" (1/1) ... [2024-11-02 12:38:45,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:38:46,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:38:46,024 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:38:46,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:38:46,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:38:46,059 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:38:46,059 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:38:46,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:38:46,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:38:46,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:38:46,179 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:38:46,183 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:38:46,888 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-02 12:38:46,889 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:38:47,349 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:38:47,350 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:38:47,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:38:47 BoogieIcfgContainer [2024-11-02 12:38:47,351 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:38:47,354 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:38:47,354 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:38:47,358 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:38:47,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:38:45" (1/3) ... [2024-11-02 12:38:47,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63277190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:38:47, skipping insertion in model container [2024-11-02 12:38:47,360 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:45" (2/3) ... [2024-11-02 12:38:47,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63277190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:38:47, skipping insertion in model container [2024-11-02 12:38:47,361 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:38:47" (3/3) ... [2024-11-02 12:38:47,363 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-0.i [2024-11-02 12:38:47,383 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:38:47,384 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:38:47,468 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:38:47,477 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;@28a7fe5e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:38:47,478 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:38:47,482 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-02 12:38:47,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-02 12:38:47,494 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:38:47,495 INFO L215 NwaCegarLoop]: trace histogram [22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:38:47,496 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:38:47,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:38:47,503 INFO L85 PathProgramCache]: Analyzing trace with hash 886498029, now seen corresponding path program 1 times [2024-11-02 12:38:47,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:38:47,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175642711] [2024-11-02 12:38:47,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:47,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:38:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 12:38:48,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1436258899] [2024-11-02 12:38:48,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:38:48,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:38:48,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:38:48,421 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:38:48,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:38:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:38:48,776 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:38:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:38:49,010 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:38:49,015 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:38:49,016 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:38:49,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 12:38:49,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:38:49,228 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:38:49,360 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:38:49,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:38:49 BoogieIcfgContainer [2024-11-02 12:38:49,367 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:38:49,368 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:38:49,369 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:38:49,369 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:38:49,370 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:38:47" (3/4) ... [2024-11-02 12:38:49,373 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:38:49,375 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:38:49,377 INFO L158 Benchmark]: Toolchain (without parser) took 4161.06ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 102.2MB in the beginning and 106.5MB in the end (delta: -4.3MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2024-11-02 12:38:49,377 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:38:49,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.82ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 83.6MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-02 12:38:49,380 INFO L158 Benchmark]: Boogie Procedure Inliner took 123.23ms. Allocated memory is still 142.6MB. Free memory was 83.6MB in the beginning and 110.1MB in the end (delta: -26.5MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2024-11-02 12:38:49,381 INFO L158 Benchmark]: Boogie Preprocessor took 80.32ms. Allocated memory is still 142.6MB. Free memory was 110.1MB in the beginning and 106.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:38:49,382 INFO L158 Benchmark]: RCFGBuilder took 1398.87ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 61.4MB in the end (delta: 45.5MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2024-11-02 12:38:49,382 INFO L158 Benchmark]: TraceAbstraction took 2014.12ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 61.4MB in the beginning and 107.5MB in the end (delta: -46.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:38:49,384 INFO L158 Benchmark]: Witness Printer took 6.78ms. Allocated memory is still 180.4MB. Free memory was 107.5MB in the beginning and 106.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:38:49,390 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 529.82ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 83.6MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 123.23ms. Allocated memory is still 142.6MB. Free memory was 83.6MB in the beginning and 110.1MB in the end (delta: -26.5MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.32ms. Allocated memory is still 142.6MB. Free memory was 110.1MB in the beginning and 106.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1398.87ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 61.4MB in the end (delta: 45.5MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2014.12ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 61.4MB in the beginning and 107.5MB in the end (delta: -46.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.78ms. Allocated memory is still 180.4MB. Free memory was 107.5MB in the beginning and 106.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of bitwiseOr at line 86, overapproximation of someUnaryDOUBLEoperation at line 34, overapproximation of bitwiseAnd at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryArithmeticFLOAToperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 64; [L23] double var_1_2 = 99999999999.3; [L24] double var_1_3 = 1.7; [L25] signed long int var_1_6 = 2; [L26] signed long int var_1_8 = 1427256974; [L27] signed short int var_1_11 = 0; [L28] signed long int var_1_14 = 256; [L29] unsigned short int var_1_15 = 2; [L30] signed short int var_1_19 = 32; [L31] double var_1_23 = 4.7; [L32] double var_1_24 = 0.0; [L33] double var_1_25 = 128.25; [L34] float var_1_26 = -0.2; [L35] float var_1_27 = 31.25; [L36] float var_1_28 = 24.4; [L37] unsigned char var_1_29 = 1; [L38] unsigned char var_1_30 = 236; [L39] unsigned char var_1_31 = 5; [L40] unsigned char var_1_32 = 1; [L41] unsigned char var_1_33 = 64; [L42] unsigned char var_1_34 = 100; [L43] unsigned char var_1_35 = 5; [L44] double var_1_36 = 7.5; [L45] signed short int var_1_37 = 16; [L46] unsigned char var_1_38 = 64; [L47] signed char var_1_39 = -1; [L48] unsigned char var_1_40 = 0; [L49] unsigned char var_1_41 = 0; [L50] unsigned short int last_1_var_1_15 = 2; [L173] isInitial = 1 [L174] FCALL initially() [L175] COND TRUE 1 [L176] CALL updateLastVariables() [L166] last_1_var_1_15 = var_1_15 [L176] RET updateLastVariables() [L177] CALL updateVariables() [L128] var_1_2 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=17/10, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=17/10, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L130] var_1_3 = __VERIFIER_nondet_double() [L131] 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, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L20] COND FALSE !(!cond) [L131] 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, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L132] var_1_8 = __VERIFIER_nondet_long() [L133] CALL assume_abort_if_not(var_1_8 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_8 >= 1073741823) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L134] CALL assume_abort_if_not(var_1_8 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_8 <= 2147483646) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L135] var_1_24 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_24 >= 4611686.018427382800e+12F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_24 >= 4611686.018427382800e+12F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L137] var_1_25 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L139] var_1_27 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 2305843.009213691390e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 2305843.009213691390e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L141] var_1_28 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L143] var_1_30 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_30 >= 222) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_30 >= 222) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L145] CALL assume_abort_if_not(var_1_30 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_30 <= 254) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L146] var_1_31 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L148] CALL assume_abort_if_not(var_1_31 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_31 <= 32) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L149] var_1_32 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L151] CALL assume_abort_if_not(var_1_32 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_32 <= 63) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L152] var_1_33 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_33 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_33 >= 63) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L154] CALL assume_abort_if_not(var_1_33 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_33 <= 127) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L155] var_1_34 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L157] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L158] var_1_35 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L160] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L161] var_1_41 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_41 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_41 >= 1) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L163] CALL assume_abort_if_not(var_1_41 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_41 <= 1) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_35=0, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L177] RET updateVariables() [L178] CALL step() [L54] var_1_38 = var_1_31 [L55] var_1_39 = var_1_31 [L56] var_1_40 = var_1_41 [L57] unsigned char stepLocal_4 = var_1_40; [L58] COND TRUE stepLocal_4 && var_1_40 [L59] var_1_29 = (((var_1_30 - var_1_31) - var_1_32) - (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))))) [L61] COND TRUE \read(var_1_40) [L62] var_1_36 = (var_1_28 + var_1_27) [L66] signed long int stepLocal_1 = ~ var_1_29; [L67] COND TRUE stepLocal_1 < var_1_8 [L68] var_1_14 = ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))) [L70] unsigned char stepLocal_2 = var_1_29; [L71] COND TRUE (last_1_var_1_15 + var_1_39) > stepLocal_2 [L72] COND TRUE \read(var_1_40) [L73] var_1_15 = (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29) [L78] unsigned char stepLocal_3 = var_1_40; [L79] COND TRUE var_1_40 && stepLocal_3 [L80] var_1_19 = (var_1_29 + var_1_29) [L82] COND TRUE ((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5)))) [L83] var_1_23 = (10.65 - (var_1_24 - var_1_25)) [L85] COND FALSE !(var_1_38 > var_1_38) [L90] COND TRUE (var_1_2 - var_1_3) == (- var_1_26) [L91] COND FALSE !(var_1_3 <= ((var_1_26 * 1.5) + 127.4)) [L94] var_1_1 = var_1_29 [L99] var_1_6 = (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38)))) [L100] signed long int stepLocal_0 = var_1_8; [L101] COND TRUE \read(var_1_40) [L102] var_1_11 = var_1_39 [L108] unsigned char stepLocal_7 = var_1_40; [L109] signed char stepLocal_6 = var_1_39; [L110] unsigned char stepLocal_5 = var_1_29; [L111] COND FALSE !(((var_1_35 / var_1_34) % var_1_30) >= stepLocal_5) [L124] var_1_37 = var_1_32 [L178] RET step() [L179] CALL, EXPR property() [L169] EXPR (((((((((var_1_2 - var_1_3) == (- var_1_26)) ? ((var_1_3 <= ((var_1_26 * 1.5) + 127.4)) ? (var_1_1 == ((signed short int) var_1_29)) : (var_1_1 == ((signed short int) var_1_29))) : (var_1_1 == ((signed short int) var_1_29))) && (var_1_6 == ((signed long int) (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38))))))) && (var_1_40 ? (var_1_11 == ((signed short int) var_1_39)) : ((var_1_8 <= ((((var_1_1) > (var_1_39)) ? (var_1_1) : (var_1_39)))) ? (var_1_11 == ((signed short int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1))) && (((~ var_1_29) < var_1_8) ? (var_1_14 == ((signed long int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1)) && (((last_1_var_1_15 + var_1_39) > var_1_29) ? (var_1_40 ? (var_1_15 == ((unsigned short int) (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29))) : 1) : (var_1_15 == ((unsigned short int) (var_1_38 + var_1_38))))) && ((var_1_40 && var_1_40) ? (var_1_19 == ((signed short int) (var_1_29 + var_1_29))) : 1)) && ((((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5))))) ? (var_1_23 == ((double) (10.65 - (var_1_24 - var_1_25)))) : 1)) && ((var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1) [L169] EXPR (var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1 [L169] EXPR (((((((((var_1_2 - var_1_3) == (- var_1_26)) ? ((var_1_3 <= ((var_1_26 * 1.5) + 127.4)) ? (var_1_1 == ((signed short int) var_1_29)) : (var_1_1 == ((signed short int) var_1_29))) : (var_1_1 == ((signed short int) var_1_29))) && (var_1_6 == ((signed long int) (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38))))))) && (var_1_40 ? (var_1_11 == ((signed short int) var_1_39)) : ((var_1_8 <= ((((var_1_1) > (var_1_39)) ? (var_1_1) : (var_1_39)))) ? (var_1_11 == ((signed short int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1))) && (((~ var_1_29) < var_1_8) ? (var_1_14 == ((signed long int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1)) && (((last_1_var_1_15 + var_1_39) > var_1_29) ? (var_1_40 ? (var_1_15 == ((unsigned short int) (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29))) : 1) : (var_1_15 == ((unsigned short int) (var_1_38 + var_1_38))))) && ((var_1_40 && var_1_40) ? (var_1_19 == ((signed short int) (var_1_29 + var_1_29))) : 1)) && ((((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5))))) ? (var_1_23 == ((double) (10.65 - (var_1_24 - var_1_25)))) : 1)) && ((var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1) [L169] EXPR ((((((((((((var_1_2 - var_1_3) == (- var_1_26)) ? ((var_1_3 <= ((var_1_26 * 1.5) + 127.4)) ? (var_1_1 == ((signed short int) var_1_29)) : (var_1_1 == ((signed short int) var_1_29))) : (var_1_1 == ((signed short int) var_1_29))) && (var_1_6 == ((signed long int) (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38))))))) && (var_1_40 ? (var_1_11 == ((signed short int) var_1_39)) : ((var_1_8 <= ((((var_1_1) > (var_1_39)) ? (var_1_1) : (var_1_39)))) ? (var_1_11 == ((signed short int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1))) && (((~ var_1_29) < var_1_8) ? (var_1_14 == ((signed long int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1)) && (((last_1_var_1_15 + var_1_39) > var_1_29) ? (var_1_40 ? (var_1_15 == ((unsigned short int) (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29))) : 1) : (var_1_15 == ((unsigned short int) (var_1_38 + var_1_38))))) && ((var_1_40 && var_1_40) ? (var_1_19 == ((signed short int) (var_1_29 + var_1_29))) : 1)) && ((((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5))))) ? (var_1_23 == ((double) (10.65 - (var_1_24 - var_1_25)))) : 1)) && ((var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1)) && ((var_1_40 && var_1_40) ? (var_1_29 == ((unsigned char) (((var_1_30 - var_1_31) - var_1_32) - (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))))))) : 1)) && (var_1_40 ? (var_1_36 == ((double) (var_1_28 + var_1_27))) : (var_1_36 == ((double) ((var_1_27 + var_1_28) + ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))) && ((((var_1_35 / var_1_34) % var_1_30) >= var_1_29) ? ((var_1_40 || var_1_40) ? (((var_1_39 * (var_1_38 & 64)) < var_1_39) ? (((var_1_27 - var_1_24) <= var_1_3) ? (var_1_37 == ((signed short int) (var_1_33 - var_1_11))) : (var_1_37 == ((signed short int) ((((var_1_32) < ((((((var_1_33) < (var_1_35)) ? (var_1_33) : (var_1_35))) + var_1_39))) ? (var_1_32) : ((((((var_1_33) < (var_1_35)) ? (var_1_33) : (var_1_35))) + var_1_39))))))) : (var_1_37 == ((signed short int) ((((((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) < (var_1_11)) ? (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) : (var_1_11)))))) : 1) : (var_1_37 == ((signed short int) var_1_32))) [L169-L170] return (((((((((((((((var_1_2 - var_1_3) == (- var_1_26)) ? ((var_1_3 <= ((var_1_26 * 1.5) + 127.4)) ? (var_1_1 == ((signed short int) var_1_29)) : (var_1_1 == ((signed short int) var_1_29))) : (var_1_1 == ((signed short int) var_1_29))) && (var_1_6 == ((signed long int) (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38))))))) && (var_1_40 ? (var_1_11 == ((signed short int) var_1_39)) : ((var_1_8 <= ((((var_1_1) > (var_1_39)) ? (var_1_1) : (var_1_39)))) ? (var_1_11 == ((signed short int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1))) && (((~ var_1_29) < var_1_8) ? (var_1_14 == ((signed long int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1)) && (((last_1_var_1_15 + var_1_39) > var_1_29) ? (var_1_40 ? (var_1_15 == ((unsigned short int) (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29))) : 1) : (var_1_15 == ((unsigned short int) (var_1_38 + var_1_38))))) && ((var_1_40 && var_1_40) ? (var_1_19 == ((signed short int) (var_1_29 + var_1_29))) : 1)) && ((((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5))))) ? (var_1_23 == ((double) (10.65 - (var_1_24 - var_1_25)))) : 1)) && ((var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1)) && ((var_1_40 && var_1_40) ? (var_1_29 == ((unsigned char) (((var_1_30 - var_1_31) - var_1_32) - (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))))))) : 1)) && (var_1_40 ? (var_1_36 == ((double) (var_1_28 + var_1_27))) : (var_1_36 == ((double) ((var_1_27 + var_1_28) + ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))) && ((((var_1_35 / var_1_34) % var_1_30) >= var_1_29) ? ((var_1_40 || var_1_40) ? (((var_1_39 * (var_1_38 & 64)) < var_1_39) ? (((var_1_27 - var_1_24) <= var_1_3) ? (var_1_37 == ((signed short int) (var_1_33 - var_1_11))) : (var_1_37 == ((signed short int) ((((var_1_32) < ((((((var_1_33) < (var_1_35)) ? (var_1_33) : (var_1_35))) + var_1_39))) ? (var_1_32) : ((((((var_1_33) < (var_1_35)) ? (var_1_33) : (var_1_35))) + var_1_39))))))) : (var_1_37 == ((signed short int) ((((((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) < (var_1_11)) ? (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) : (var_1_11)))))) : 1) : (var_1_37 == ((signed short int) var_1_32)))) && (var_1_38 == ((unsigned char) var_1_31))) && (var_1_39 == ((signed char) var_1_31))) && (var_1_40 == ((unsigned char) var_1_41)) ; [L179] RET, EXPR property() [L179] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=16, var_1_14=16, var_1_15=32, var_1_19=32, var_1_1=16, var_1_23=0, var_1_26=2, var_1_29=16, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_35=0, var_1_37=63, var_1_38=272, var_1_39=16, var_1_40=1, var_1_41=1, var_1_6=16, var_1_8=1073741823] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=2, var_1_11=16, var_1_14=16, var_1_15=32, var_1_19=32, var_1_1=16, var_1_23=0, var_1_26=2, var_1_29=16, var_1_30=222, var_1_31=272, var_1_32=63, var_1_33=63, var_1_34=-129, var_1_35=0, var_1_37=63, var_1_38=272, var_1_39=16, var_1_40=1, var_1_41=1, var_1_6=16, var_1_8=1073741823] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 22, 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=45occurred 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, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:38:49,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/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_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/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_cedeb748-5c3c-4605-b27c-aec04a76ddad/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 7061d7705e35ffb179f69b4cdd3a111dfb45a568e3f5347cc63566e16555668c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:38:52,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:38:52,261 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:38:52,270 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:38:52,271 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:38:52,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:38:52,300 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:38:52,300 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:38:52,301 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:38:52,302 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:38:52,302 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:38:52,303 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:38:52,303 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:38:52,304 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:38:52,306 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:38:52,307 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:38:52,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:38:52,308 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:38:52,308 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:38:52,309 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:38:52,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:38:52,313 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:38:52,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:38:52,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:38:52,314 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:38:52,315 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:38:52,315 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:38:52,315 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:38:52,315 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:38:52,316 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:38:52,316 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:38:52,316 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:38:52,317 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:38:52,317 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:38:52,318 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:38:52,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:38:52,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:38:52,320 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:38:52,320 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:38:52,321 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:38:52,322 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:38:52,322 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:38:52,322 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:38:52,322 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:38:52,323 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_cedeb748-5c3c-4605-b27c-aec04a76ddad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7061d7705e35ffb179f69b4cdd3a111dfb45a568e3f5347cc63566e16555668c [2024-11-02 12:38:52,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:38:52,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:38:52,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:38:52,814 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:38:52,815 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:38:52,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-0.i Unable to find full path for "g++" [2024-11-02 12:38:55,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:38:55,370 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:38:55,371 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-0.i [2024-11-02 12:38:55,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/data/27b5fa1fc/6691a0db7fd544f7b93bdd74257aaa79/FLAG6107dc4b7 [2024-11-02 12:38:55,411 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/data/27b5fa1fc/6691a0db7fd544f7b93bdd74257aaa79 [2024-11-02 12:38:55,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:38:55,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:38:55,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:38:55,416 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:38:55,420 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:38:55,421 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:55,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cfee964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55, skipping insertion in model container [2024-11-02 12:38:55,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:55,455 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:38:55,676 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_cedeb748-5c3c-4605-b27c-aec04a76ddad/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-0.i[915,928] [2024-11-02 12:38:55,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:38:55,823 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:38:55,839 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_cedeb748-5c3c-4605-b27c-aec04a76ddad/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-0.i[915,928] [2024-11-02 12:38:55,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:38:55,980 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:38:55,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55 WrapperNode [2024-11-02 12:38:55,985 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:38:55,986 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:38:55,990 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:38:55,990 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:38:56,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:56,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:56,103 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 175 [2024-11-02 12:38:56,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:38:56,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:38:56,108 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:38:56,108 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:38:56,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:56,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:56,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:56,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:56,146 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:56,150 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:56,153 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:56,155 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:56,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:38:56,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:38:56,160 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:38:56,160 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:38:56,161 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55" (1/1) ... [2024-11-02 12:38:56,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:38:56,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:38:56,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:38:56,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:38:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:38:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:38:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:38:56,246 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:38:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:38:56,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:38:56,361 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:38:56,365 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:39:10,234 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-02 12:39:10,234 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:39:10,251 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:39:10,251 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:39:10,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:39:10 BoogieIcfgContainer [2024-11-02 12:39:10,252 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:39:10,253 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:39:10,254 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:39:10,257 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:39:10,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:38:55" (1/3) ... [2024-11-02 12:39:10,258 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ef6842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:39:10, skipping insertion in model container [2024-11-02 12:39:10,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:38:55" (2/3) ... [2024-11-02 12:39:10,259 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ef6842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:39:10, skipping insertion in model container [2024-11-02 12:39:10,259 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:39:10" (3/3) ... [2024-11-02 12:39:10,271 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-0.i [2024-11-02 12:39:10,290 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:39:10,290 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:39:10,369 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:39:10,374 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;@3da28a69, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:39:10,375 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:39:10,379 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-02 12:39:10,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-02 12:39:10,393 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:39:10,394 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:39:10,394 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:39:10,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:39:10,398 INFO L85 PathProgramCache]: Analyzing trace with hash 520936173, now seen corresponding path program 1 times [2024-11-02 12:39:10,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:39:10,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [925963851] [2024-11-02 12:39:10,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:39:10,413 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 12:39:10,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:39:10,417 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/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 12:39:10,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/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 12:39:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:39:11,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:39:11,151 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:39:11,205 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 482 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2024-11-02 12:39:11,206 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:39:11,206 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:39:11,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [925963851] [2024-11-02 12:39:11,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [925963851] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:39:11,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:39:11,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:39:11,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737724043] [2024-11-02 12:39:11,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:39:11,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:39:11,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:39:11,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:39:11,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:39:11,246 INFO L87 Difference]: Start difference. First operand has 77 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 53 states have internal predecessors, (74), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-02 12:39:11,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:39:11,291 INFO L93 Difference]: Finished difference Result 146 states and 250 transitions. [2024-11-02 12:39:11,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:39:11,297 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 148 [2024-11-02 12:39:11,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:39:11,304 INFO L225 Difference]: With dead ends: 146 [2024-11-02 12:39:11,304 INFO L226 Difference]: Without dead ends: 72 [2024-11-02 12:39:11,307 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 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 12:39:11,311 INFO L432 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:39:11,312 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:39:11,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-02 12:39:11,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-02 12:39:11,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 48 states have internal predecessors, (64), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-02 12:39:11,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 108 transitions. [2024-11-02 12:39:11,367 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 108 transitions. Word has length 148 [2024-11-02 12:39:11,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:39:11,368 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 108 transitions. [2024-11-02 12:39:11,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-02 12:39:11,369 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2024-11-02 12:39:11,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-02 12:39:11,375 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:39:11,375 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:39:11,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/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 12:39:11,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/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 12:39:11,576 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:39:11,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:39:11,577 INFO L85 PathProgramCache]: Analyzing trace with hash 606280297, now seen corresponding path program 1 times [2024-11-02 12:39:11,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:39:11,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1326386748] [2024-11-02 12:39:11,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:39:11,579 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 12:39:11,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:39:11,580 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/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 12:39:11,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cedeb748-5c3c-4605-b27c-aec04a76ddad/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 12:39:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:39:12,280 INFO L255 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-02 12:39:12,288 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:39:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 483 proven. 30 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2024-11-02 12:39:13,639 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:39:14,709 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-02 12:39:14,709 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:39:14,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1326386748] [2024-11-02 12:39:14,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1326386748] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-02 12:39:14,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-02 12:39:14,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2024-11-02 12:39:14,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941761415] [2024-11-02 12:39:14,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:39:14,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 12:39:14,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:39:14,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 12:39:14,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-02 12:39:14,715 INFO L87 Difference]: Start difference. First operand 72 states and 108 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-02 12:39:18,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-02 12:39:20,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1]