./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-95.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire --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 c1a619d587ea8887a624d8cc5293de5beed2f7340bed2d614c4c129aa4f65e00 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:08:53,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:08:53,205 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:08:53,218 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:08:53,219 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:08:53,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:08:53,277 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:08:53,277 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:08:53,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:08:53,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:08:53,286 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:08:53,288 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:08:53,289 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:08:53,291 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:08:53,292 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:08:53,292 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:08:53,293 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:08:53,294 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:08:53,294 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:08:53,295 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:08:53,297 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:08:53,298 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:08:53,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:08:53,300 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:08:53,301 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:08:53,301 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:08:53,302 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:08:53,303 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:08:53,303 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:08:53,304 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:08:53,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:08:53,306 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:08:53,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:08:53,307 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:08:53,307 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:08:53,307 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:08:53,308 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:08:53,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:08:53,309 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:08:53,309 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:08:53,309 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:08:53,310 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:08:53,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:08:53,310 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:08:53,311 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:08:53,312 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:08:53,312 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:08:53,312 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_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1a619d587ea8887a624d8cc5293de5beed2f7340bed2d614c4c129aa4f65e00 [2023-11-23 21:08:53,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:08:53,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:08:53,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:08:53,764 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:08:53,765 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:08:53,766 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-95.i [2023-11-23 21:08:57,195 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:08:57,433 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:08:57,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-95.i [2023-11-23 21:08:57,445 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/data/cf2bf1cfa/91ffed21b8934ec2be101129948a918d/FLAG82e9fe0a1 [2023-11-23 21:08:57,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/data/cf2bf1cfa/91ffed21b8934ec2be101129948a918d [2023-11-23 21:08:57,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:08:57,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:08:57,469 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:08:57,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:08:57,476 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:08:57,477 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:57,478 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74693be0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57, skipping insertion in model container [2023-11-23 21:08:57,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:57,518 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:08:57,749 WARN L240 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_a2374a25-036f-472b-9ce1-8fa0476eb553/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-95.i[915,928] [2023-11-23 21:08:57,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:08:57,861 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:08:57,874 WARN L240 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_a2374a25-036f-472b-9ce1-8fa0476eb553/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-95.i[915,928] [2023-11-23 21:08:57,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:08:57,936 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:08:57,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57 WrapperNode [2023-11-23 21:08:57,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:08:57,938 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:08:57,938 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:08:57,938 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:08:57,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:57,962 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:58,020 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 175 [2023-11-23 21:08:58,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:08:58,022 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:08:58,022 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:08:58,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:08:58,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:58,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:58,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:58,040 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:58,056 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:58,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:58,066 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:58,068 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:58,075 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:08:58,076 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:08:58,076 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:08:58,076 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:08:58,077 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57" (1/1) ... [2023-11-23 21:08:58,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:08:58,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:08:58,118 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:08:58,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:08:58,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:08:58,187 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:08:58,187 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:08:58,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:08:58,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:08:58,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:08:58,345 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:08:58,348 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:08:58,977 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:08:59,341 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:08:59,342 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:08:59,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:59 BoogieIcfgContainer [2023-11-23 21:08:59,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:08:59,348 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:08:59,349 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:08:59,353 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:08:59,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:08:57" (1/3) ... [2023-11-23 21:08:59,355 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23dd8526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:08:59, skipping insertion in model container [2023-11-23 21:08:59,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:57" (2/3) ... [2023-11-23 21:08:59,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23dd8526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:08:59, skipping insertion in model container [2023-11-23 21:08:59,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:59" (3/3) ... [2023-11-23 21:08:59,358 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-95.i [2023-11-23 21:08:59,386 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:08:59,386 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:08:59,454 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:08:59,464 INFO L357 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, mHoare=true, 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;@26881ccf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:08:59,464 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:08:59,470 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-23 21:08:59,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 21:08:59,485 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:08:59,486 INFO L195 NwaCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:08:59,487 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:08:59,494 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:08:59,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1277704940, now seen corresponding path program 1 times [2023-11-23 21:08:59,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:08:59,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491608913] [2023-11-23 21:08:59,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:08:59,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:08:59,797 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:08:59,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1034209500] [2023-11-23 21:08:59,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:08:59,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:08:59,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:08:59,827 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:08:59,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:09:00,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:09:00,570 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:09:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:09:00,786 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:09:00,789 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:09:00,790 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:09:00,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:09:01,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:09:01,005 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:09:01,009 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:09:01,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:09:01 BoogieIcfgContainer [2023-11-23 21:09:01,140 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:09:01,141 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:09:01,141 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:09:01,141 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:09:01,142 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:59" (3/4) ... [2023-11-23 21:09:01,146 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:09:01,148 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:09:01,150 INFO L158 Benchmark]: Toolchain (without parser) took 3682.15ms. Allocated memory was 132.1MB in the beginning and 190.8MB in the end (delta: 58.7MB). Free memory was 87.7MB in the beginning and 150.2MB in the end (delta: -62.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:09:01,150 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 132.1MB. Free memory was 107.9MB in the beginning and 107.8MB in the end (delta: 168.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:09:01,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 468.36ms. Allocated memory is still 132.1MB. Free memory was 87.7MB in the beginning and 73.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:09:01,153 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.13ms. Allocated memory is still 132.1MB. Free memory was 73.6MB in the beginning and 69.9MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:09:01,158 INFO L158 Benchmark]: Boogie Preprocessor took 52.95ms. Allocated memory is still 132.1MB. Free memory was 69.9MB in the beginning and 68.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:09:01,160 INFO L158 Benchmark]: RCFGBuilder took 1269.13ms. Allocated memory was 132.1MB in the beginning and 190.8MB in the end (delta: 58.7MB). Free memory was 67.8MB in the beginning and 118.1MB in the end (delta: -50.2MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-11-23 21:09:01,160 INFO L158 Benchmark]: TraceAbstraction took 1792.28ms. Allocated memory is still 190.8MB. Free memory was 117.0MB in the beginning and 151.3MB in the end (delta: -34.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-23 21:09:01,161 INFO L158 Benchmark]: Witness Printer took 7.35ms. Allocated memory is still 190.8MB. Free memory was 151.3MB in the beginning and 150.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:09:01,171 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 132.1MB. Free memory was 107.9MB in the beginning and 107.8MB in the end (delta: 168.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 468.36ms. Allocated memory is still 132.1MB. Free memory was 87.7MB in the beginning and 73.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.13ms. Allocated memory is still 132.1MB. Free memory was 73.6MB in the beginning and 69.9MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.95ms. Allocated memory is still 132.1MB. Free memory was 69.9MB in the beginning and 68.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1269.13ms. Allocated memory was 132.1MB in the beginning and 190.8MB in the end (delta: 58.7MB). Free memory was 67.8MB in the beginning and 118.1MB in the end (delta: -50.2MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1792.28ms. Allocated memory is still 190.8MB. Free memory was 117.0MB in the beginning and 151.3MB in the end (delta: -34.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 7.35ms. Allocated memory is still 190.8MB. Free memory was 151.3MB in the beginning and 150.2MB 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 someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of bitwiseOr at line 63. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 32; [L23] double var_1_2 = 32.25; [L24] double var_1_3 = 16.5; [L25] unsigned char var_1_4 = 10; [L26] unsigned char var_1_5 = 100; [L27] unsigned char var_1_6 = 1; [L28] signed char var_1_7 = -5; [L29] unsigned char var_1_8 = 0; [L30] signed char var_1_9 = -10; [L31] signed short int var_1_10 = 64; [L32] unsigned short int var_1_11 = 0; [L33] float var_1_12 = 64.75; [L34] double var_1_13 = 5.4; [L35] float var_1_14 = 5.625; [L36] unsigned long int var_1_15 = 32; [L37] unsigned long int var_1_16 = 4; [L38] unsigned long int var_1_17 = 0; [L39] unsigned long int var_1_18 = 500; [L40] float var_1_19 = 1.8; [L41] float var_1_20 = 32.5; [L42] signed char var_1_21 = 4; [L43] unsigned char var_1_22 = 50; [L44] unsigned char var_1_23 = 1; [L45] unsigned char var_1_24 = 10; [L46] unsigned long int var_1_25 = 100000; [L47] unsigned short int last_1_var_1_11 = 0; [L48] float last_1_var_1_12 = 64.75; [L49] unsigned long int last_1_var_1_15 = 32; [L147] isInitial = 1 [L148] FCALL initially() [L149] COND TRUE 1 [L150] CALL updateLastVariables() [L138] last_1_var_1_11 = var_1_11 [L139] last_1_var_1_12 = var_1_12 [L140] last_1_var_1_15 = var_1_15 [L150] RET updateLastVariables() [L151] CALL updateVariables() [L104] var_1_2 = __VERIFIER_nondet_double() [L105] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_3=33/2, var_1_4=10, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_3=33/2, var_1_4=10, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L106] var_1_3 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && 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_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=10, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && 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_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=10, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L108] var_1_4 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L110] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L111] var_1_5 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_5 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_5 >= 63) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L113] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L114] var_1_6 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_7=-5, var_1_8=0, var_1_9=-10] [L116] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=0, var_1_9=-10] [L117] var_1_8 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_9=-10] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_9=-10] [L119] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-10] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-10] [L120] var_1_9 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_9 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_9 >= -63) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L122] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L123] var_1_13 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L125] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_14=45/8, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L126] var_1_14 = __VERIFIER_nondet_float() [L127] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_17=0, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L128] var_1_17 = __VERIFIER_nondet_ulong() [L129] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L130] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_17=1, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_17=1, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_20=65/2, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L131] var_1_20 = __VERIFIER_nondet_float() [L132] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_17=1, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_17=1, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_21=4, var_1_22=50, var_1_23=1, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L133] var_1_23 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_17=1, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_21=4, var_1_22=50, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_17=1, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_21=4, var_1_22=50, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L135] CALL assume_abort_if_not(var_1_23 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_17=1, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_21=4, var_1_22=50, var_1_23=0, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_23 <= 254) VAL [isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_16=4, var_1_17=1, var_1_18=500, var_1_19=9/5, var_1_1=32, var_1_21=4, var_1_22=50, var_1_23=0, var_1_24=10, var_1_25=100000, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=-5, var_1_8=1, var_1_9=-63] [L151] RET updateVariables() [L152] CALL step() [L53] var_1_16 = var_1_17 [L54] var_1_18 = var_1_17 [L55] var_1_19 = var_1_20 [L56] var_1_21 = -8 [L57] var_1_22 = var_1_23 [L58] COND TRUE var_1_23 < var_1_16 [L59] var_1_24 = ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) [L61] var_1_25 = var_1_17 [L62] unsigned long int stepLocal_1 = var_1_6 - last_1_var_1_15; [L63] EXPR last_1_var_1_11 ^ last_1_var_1_15 [L63] COND FALSE !(stepLocal_1 < ((last_1_var_1_11 ^ last_1_var_1_15) / ((((-8) > (var_1_5)) ? (-8) : (var_1_5))))) [L68] COND FALSE !((var_1_5 <= var_1_4) && var_1_8) [L75] COND TRUE (-8 * var_1_11) < var_1_4 [L76] var_1_7 = 1 [L81] COND TRUE 128 >= last_1_var_1_15 [L82] var_1_15 = (var_1_6 + (var_1_4 + var_1_11)) [L86] COND TRUE var_1_2 != (var_1_3 / ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))) [L87] var_1_12 = var_1_14 [L89] COND FALSE !((10.8 + var_1_12) <= (- var_1_12)) [L92] unsigned char stepLocal_0 = var_1_4; [L93] COND FALSE !(-4 >= stepLocal_0) [L100] var_1_10 = var_1_4 [L152] RET step() [L153] CALL, EXPR property() [L143] EXPR (((((10.8 + var_1_12) <= (- var_1_12)) ? (var_1_1 == ((unsigned char) (((((1) < (var_1_4)) ? (1) : (var_1_4))) + (var_1_5 - var_1_6)))) : 1) && (((var_1_5 <= var_1_4) && var_1_8) ? (var_1_8 ? (var_1_7 == ((signed char) (var_1_6 + ((((5) < (var_1_9)) ? (5) : (var_1_9)))))) : (var_1_7 == ((signed char) ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9)))))) : (((-8 * var_1_11) < var_1_4) ? (var_1_7 == ((signed char) 1)) : (var_1_7 == ((signed char) var_1_9))))) && ((-4 >= var_1_4) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((signed short int) (var_1_7 + var_1_6))) : (var_1_10 == ((signed short int) var_1_5))) : (var_1_10 == ((signed short int) var_1_4)))) && (((var_1_6 - last_1_var_1_15) < ((last_1_var_1_11 ^ last_1_var_1_15) / ((((-8) > (var_1_5)) ? (-8) : (var_1_5))))) ? ((last_1_var_1_12 == last_1_var_1_12) ? (var_1_11 == ((unsigned short int) last_1_var_1_15)) : 1) : 1) [L143-L144] return (((((((10.8 + var_1_12) <= (- var_1_12)) ? (var_1_1 == ((unsigned char) (((((1) < (var_1_4)) ? (1) : (var_1_4))) + (var_1_5 - var_1_6)))) : 1) && (((var_1_5 <= var_1_4) && var_1_8) ? (var_1_8 ? (var_1_7 == ((signed char) (var_1_6 + ((((5) < (var_1_9)) ? (5) : (var_1_9)))))) : (var_1_7 == ((signed char) ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9)))))) : (((-8 * var_1_11) < var_1_4) ? (var_1_7 == ((signed char) 1)) : (var_1_7 == ((signed char) var_1_9))))) && ((-4 >= var_1_4) ? ((var_1_12 == var_1_12) ? (var_1_10 == ((signed short int) (var_1_7 + var_1_6))) : (var_1_10 == ((signed short int) var_1_5))) : (var_1_10 == ((signed short int) var_1_4)))) && (((var_1_6 - last_1_var_1_15) < ((last_1_var_1_11 ^ last_1_var_1_15) / ((((-8) > (var_1_5)) ? (-8) : (var_1_5))))) ? ((last_1_var_1_12 == last_1_var_1_12) ? (var_1_11 == ((unsigned short int) last_1_var_1_15)) : 1) : 1)) && ((var_1_2 != (var_1_3 / ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? (var_1_12 == ((float) var_1_14)) : 1)) && ((128 >= last_1_var_1_15) ? (var_1_15 == ((unsigned long int) (var_1_6 + (var_1_4 + var_1_11)))) : (var_1_15 == ((unsigned long int) var_1_7))) ; [L153] RET, EXPR property() [L153] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=95, var_1_11=0, var_1_12=259/4, var_1_14=259/4, var_1_15=127, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=-8, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=1, var_1_8=1, var_1_9=-63] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=0, last_1_var_1_12=259/4, last_1_var_1_15=32, var_1_10=95, var_1_11=0, var_1_12=259/4, var_1_14=259/4, var_1_15=127, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=2, var_1_1=32, var_1_20=2, var_1_21=-8, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=1, var_1_4=95, var_1_5=96, var_1_6=32, var_1_7=1, var_1_8=1, var_1_9=-63] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 20, 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=41occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:09:01,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire --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 c1a619d587ea8887a624d8cc5293de5beed2f7340bed2d614c4c129aa4f65e00 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:09:04,528 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:09:04,704 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:09:04,719 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:09:04,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:09:04,776 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:09:04,777 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:09:04,778 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:09:04,779 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:09:04,789 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:09:04,789 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:09:04,790 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:09:04,791 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:09:04,793 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:09:04,794 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:09:04,794 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:09:04,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:09:04,796 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:09:04,797 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:09:04,799 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:09:04,799 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:09:04,800 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:09:04,800 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:09:04,801 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:09:04,801 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:09:04,802 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:09:04,802 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:09:04,803 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:09:04,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:09:04,804 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:09:04,805 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:09:04,806 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:09:04,806 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:09:04,807 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:09:04,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:09:04,807 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:09:04,807 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:09:04,808 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:09:04,808 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:09:04,809 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:09:04,809 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:09:04,810 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:09:04,810 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:09:04,811 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:09:04,812 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_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1a619d587ea8887a624d8cc5293de5beed2f7340bed2d614c4c129aa4f65e00 [2023-11-23 21:09:05,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:09:05,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:09:05,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:09:05,331 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:09:05,332 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:09:05,334 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-95.i [2023-11-23 21:09:08,997 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:09:09,361 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:09:09,362 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-95.i [2023-11-23 21:09:09,382 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/data/0fb1d7343/a801ff2e547e43599c567fb0989e501f/FLAGf72365f89 [2023-11-23 21:09:09,404 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/data/0fb1d7343/a801ff2e547e43599c567fb0989e501f [2023-11-23 21:09:09,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:09:09,409 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:09:09,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:09:09,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:09:09,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:09:09,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:09,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa7dd54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09, skipping insertion in model container [2023-11-23 21:09:09,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:09,460 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:09:09,665 WARN L240 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_a2374a25-036f-472b-9ce1-8fa0476eb553/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-95.i[915,928] [2023-11-23 21:09:09,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:09:09,766 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:09:09,783 WARN L240 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_a2374a25-036f-472b-9ce1-8fa0476eb553/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-95.i[915,928] [2023-11-23 21:09:09,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:09:09,869 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:09:09,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09 WrapperNode [2023-11-23 21:09:09,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:09:09,872 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:09:09,873 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:09:09,873 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:09:09,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:09,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:09,991 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2023-11-23 21:09:09,991 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:09:09,992 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:09:09,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:09:09,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:09:10,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:10,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:10,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:10,024 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:10,046 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:10,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:10,069 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:10,085 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:10,091 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:09:10,101 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:09:10,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:09:10,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:09:10,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09" (1/1) ... [2023-11-23 21:09:10,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:09:10,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:09:10,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:09:10,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:09:10,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:09:10,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:09:10,202 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:09:10,202 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:09:10,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:09:10,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:09:10,431 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:09:10,438 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:09:18,841 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:09:18,935 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:09:18,936 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:09:18,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:18 BoogieIcfgContainer [2023-11-23 21:09:18,937 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:09:18,941 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:09:18,941 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:09:18,946 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:09:18,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:09:09" (1/3) ... [2023-11-23 21:09:18,947 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15fd1950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:09:18, skipping insertion in model container [2023-11-23 21:09:18,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:09" (2/3) ... [2023-11-23 21:09:18,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15fd1950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:09:18, skipping insertion in model container [2023-11-23 21:09:18,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:18" (3/3) ... [2023-11-23 21:09:18,951 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-95.i [2023-11-23 21:09:18,994 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:09:18,994 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:09:19,077 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:09:19,087 INFO L357 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, mHoare=true, 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;@e107eac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:09:19,088 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:09:19,094 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 35 states have (on average 1.457142857142857) internal successors, (51), 36 states have internal predecessors, (51), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-23 21:09:19,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-23 21:09:19,122 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:09:19,123 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:09:19,124 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:09:19,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:09:19,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1237888208, now seen corresponding path program 1 times [2023-11-23 21:09:19,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:09:19,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [603149417] [2023-11-23 21:09:19,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:19,153 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 [2023-11-23 21:09:19,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:09:19,159 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:09:19,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:09:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:09:20,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:09:20,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:09:20,912 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-23 21:09:20,913 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:09:20,914 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:09:20,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [603149417] [2023-11-23 21:09:20,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [603149417] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:09:20,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:09:20,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:09:20,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733798046] [2023-11-23 21:09:20,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:09:20,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:09:20,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:09:20,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:09:20,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:09:20,975 INFO L87 Difference]: Start difference. First operand has 58 states, 35 states have (on average 1.457142857142857) internal successors, (51), 36 states have internal predecessors, (51), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-23 21:09:23,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:23,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:09:23,333 INFO L93 Difference]: Finished difference Result 112 states and 198 transitions. [2023-11-23 21:09:23,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:09:23,442 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 127 [2023-11-23 21:09:23,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:09:23,454 INFO L225 Difference]: With dead ends: 112 [2023-11-23 21:09:23,454 INFO L226 Difference]: Without dead ends: 55 [2023-11-23 21:09:23,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:09:23,473 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:09:23,475 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 80 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-23 21:09:23,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2023-11-23 21:09:23,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2023-11-23 21:09:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 33 states have (on average 1.303030303030303) internal successors, (43), 33 states have internal predecessors, (43), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-23 21:09:23,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 83 transitions. [2023-11-23 21:09:23,541 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 83 transitions. Word has length 127 [2023-11-23 21:09:23,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:09:23,542 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 83 transitions. [2023-11-23 21:09:23,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-23 21:09:23,543 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2023-11-23 21:09:23,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-23 21:09:23,547 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:09:23,548 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:09:23,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:09:23,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:09:23,772 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:09:23,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:09:23,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1375605484, now seen corresponding path program 1 times [2023-11-23 21:09:23,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:09:23,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [701223472] [2023-11-23 21:09:23,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:23,775 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 [2023-11-23 21:09:23,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:09:23,813 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:09:23,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2374a25-036f-472b-9ce1-8fa0476eb553/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:09:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:09:25,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-23 21:09:25,313 INFO L285 TraceCheckSpWp]: Computing forward predicates...