./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-65.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 28862f134dfb9731fa78f6a0cfd7be5cd0ae44c8c49bd39e29ecb8fe23dac4e6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:10:12,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:10:13,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:10:13,118 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:10:13,118 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:10:13,163 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:10:13,164 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:10:13,164 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:10:13,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:10:13,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:10:13,172 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:10:13,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:10:13,173 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:10:13,175 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:10:13,175 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:10:13,176 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:10:13,176 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:10:13,177 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:10:13,177 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:10:13,178 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:10:13,178 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:10:13,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:10:13,179 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:10:13,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:10:13,180 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:10:13,181 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:10:13,181 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:10:13,182 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:10:13,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:13,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:10:13,184 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:10:13,184 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:10:13,184 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:10:13,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:10:13,185 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:10:13,205 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:10:13,205 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:10:13,206 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:10:13,206 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:10:13,206 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28862f134dfb9731fa78f6a0cfd7be5cd0ae44c8c49bd39e29ecb8fe23dac4e6 [2023-11-12 02:10:13,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:10:13,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:10:13,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:10:13,594 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:10:13,594 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:10:13,596 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-65.i [2023-11-12 02:10:16,716 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:10:17,008 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:10:17,009 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-65.i [2023-11-12 02:10:17,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/data/6ad287d48/702099231dc646ab9fd6c240a08716fc/FLAG586aab4da [2023-11-12 02:10:17,041 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/data/6ad287d48/702099231dc646ab9fd6c240a08716fc [2023-11-12 02:10:17,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:10:17,051 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:10:17,057 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:17,057 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:10:17,063 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:10:17,064 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,065 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57300475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17, skipping insertion in model container [2023-11-12 02:10:17,065 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,103 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:10:17,314 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_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-65.i[913,926] [2023-11-12 02:10:17,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:17,368 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:10:17,389 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_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-65.i[913,926] [2023-11-12 02:10:17,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:17,431 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:10:17,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17 WrapperNode [2023-11-12 02:10:17,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:17,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:17,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:10:17,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:10:17,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,455 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,494 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 100 [2023-11-12 02:10:17,495 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:17,496 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:10:17,496 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:10:17,496 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:10:17,506 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,510 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,510 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,518 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,524 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,525 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,529 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:10:17,530 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:10:17,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:10:17,530 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:10:17,531 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17" (1/1) ... [2023-11-12 02:10:17,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:17,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:10:17,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:10:17,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:10:17,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:10:17,620 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:10:17,620 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:10:17,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:10:17,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:10:17,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:10:17,705 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:10:17,707 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:10:18,053 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:10:18,064 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:10:18,068 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:10:18,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:18 BoogieIcfgContainer [2023-11-12 02:10:18,071 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:10:18,076 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:10:18,077 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:10:18,082 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:10:18,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:10:17" (1/3) ... [2023-11-12 02:10:18,083 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e741fb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:18, skipping insertion in model container [2023-11-12 02:10:18,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:17" (2/3) ... [2023-11-12 02:10:18,084 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e741fb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:18, skipping insertion in model container [2023-11-12 02:10:18,084 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:18" (3/3) ... [2023-11-12 02:10:18,086 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-65.i [2023-11-12 02:10:18,108 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:10:18,108 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:10:18,178 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:10:18,187 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=PETRI_NET, 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;@a8b9dfc, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:10:18,187 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:10:18,193 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 31 states have (on average 1.3548387096774193) internal successors, (42), 32 states have internal predecessors, (42), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-12 02:10:18,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-12 02:10:18,207 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:18,209 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:10:18,211 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:18,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:18,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1833357822, now seen corresponding path program 1 times [2023-11-12 02:10:18,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:10:18,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524463796] [2023-11-12 02:10:18,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:18,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:10:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:18,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-12 02:10:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:18,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-12 02:10:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:18,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-12 02:10:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:18,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-12 02:10:18,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:18,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-12 02:10:18,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:18,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-12 02:10:18,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:18,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-12 02:10:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:18,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-12 02:10:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:18,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-12 02:10:18,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:18,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-12 02:10:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:18,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-12 02:10:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:18,655 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-12 02:10:18,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:10:18,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524463796] [2023-11-12 02:10:18,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524463796] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:10:18,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:10:18,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:10:18,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2279479] [2023-11-12 02:10:18,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:10:18,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:10:18,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:10:18,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:10:18,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:10:18,713 INFO L87 Difference]: Start difference. First operand has 45 states, 31 states have (on average 1.3548387096774193) internal successors, (42), 32 states have internal predecessors, (42), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-12 02:10:18,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:10:18,776 INFO L93 Difference]: Finished difference Result 83 states and 133 transitions. [2023-11-12 02:10:18,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:10:18,779 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) Word has length 77 [2023-11-12 02:10:18,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:10:18,790 INFO L225 Difference]: With dead ends: 83 [2023-11-12 02:10:18,790 INFO L226 Difference]: Without dead ends: 41 [2023-11-12 02:10:18,797 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:10:18,801 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:10:18,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:10:18,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2023-11-12 02:10:18,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2023-11-12 02:10:18,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 28 states have (on average 1.25) internal successors, (35), 28 states have internal predecessors, (35), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-12 02:10:18,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 57 transitions. [2023-11-12 02:10:18,863 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 57 transitions. Word has length 77 [2023-11-12 02:10:18,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:10:18,863 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 57 transitions. [2023-11-12 02:10:18,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-12 02:10:18,864 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2023-11-12 02:10:18,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-12 02:10:18,868 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:18,869 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:10:18,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:10:18,869 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:18,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:18,870 INFO L85 PathProgramCache]: Analyzing trace with hash 958028232, now seen corresponding path program 1 times [2023-11-12 02:10:18,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:10:18,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270195645] [2023-11-12 02:10:18,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:18,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:10:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:10:19,044 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:10:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:10:19,141 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:10:19,141 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 02:10:19,143 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:10:19,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 02:10:19,149 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-12 02:10:19,153 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:10:19,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:10:19 BoogieIcfgContainer [2023-11-12 02:10:19,227 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:10:19,228 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:10:19,228 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:10:19,228 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:10:19,229 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:18" (3/4) ... [2023-11-12 02:10:19,231 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:10:19,232 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:10:19,233 INFO L158 Benchmark]: Toolchain (without parser) took 2181.54ms. Allocated memory was 165.7MB in the beginning and 241.2MB in the end (delta: 75.5MB). Free memory was 119.0MB in the beginning and 189.2MB in the end (delta: -70.3MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-11-12 02:10:19,234 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 165.7MB. Free memory is still 133.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:10:19,234 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.44ms. Allocated memory is still 165.7MB. Free memory was 119.0MB in the beginning and 106.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 02:10:19,235 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.15ms. Allocated memory is still 165.7MB. Free memory was 106.4MB in the beginning and 104.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:10:19,235 INFO L158 Benchmark]: Boogie Preprocessor took 33.02ms. Allocated memory is still 165.7MB. Free memory was 104.3MB in the beginning and 102.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:10:19,236 INFO L158 Benchmark]: RCFGBuilder took 543.00ms. Allocated memory is still 165.7MB. Free memory was 102.7MB in the beginning and 88.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 02:10:19,237 INFO L158 Benchmark]: TraceAbstraction took 1151.63ms. Allocated memory was 165.7MB in the beginning and 241.2MB in the end (delta: 75.5MB). Free memory was 87.5MB in the beginning and 189.2MB in the end (delta: -101.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:10:19,237 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 241.2MB. Free memory is still 189.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:10:19,241 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 165.7MB. Free memory is still 133.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.44ms. Allocated memory is still 165.7MB. Free memory was 119.0MB in the beginning and 106.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.15ms. Allocated memory is still 165.7MB. Free memory was 106.4MB in the beginning and 104.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.02ms. Allocated memory is still 165.7MB. Free memory was 104.3MB in the beginning and 102.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 543.00ms. Allocated memory is still 165.7MB. Free memory was 102.7MB in the beginning and 88.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1151.63ms. Allocated memory was 165.7MB in the beginning and 241.2MB in the end (delta: 75.5MB). Free memory was 87.5MB in the beginning and 189.2MB in the end (delta: -101.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 241.2MB. Free memory is still 189.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 88, overapproximation of someBinaryArithmeticDOUBLEoperation at line 52, overapproximation of someBinaryDOUBLEComparisonOperation at line 88, overapproximation of someUnaryFLOAToperation at line 45. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 1000000000.1; [L23] unsigned char var_1_3 = 1; [L24] float var_1_4 = 8.2; [L25] signed long int var_1_5 = -32; [L26] double var_1_9 = 100.5; [L27] double var_1_12 = 25.25; [L28] double var_1_13 = 63.6; [L29] double var_1_14 = 0.0; [L30] double var_1_15 = 0.8; [L31] signed char var_1_16 = -8; [L32] signed char var_1_17 = 8; [L33] unsigned short int var_1_18 = 2; [L34] unsigned short int var_1_19 = 50; [L35] unsigned short int var_1_20 = 0; [L36] double last_1_var_1_9 = 100.5; VAL [isInitial=0, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L92] isInitial = 1 [L93] FCALL initially() [L94] COND TRUE 1 [L95] CALL updateLastVariables() [L85] last_1_var_1_9 = var_1_9 VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L95] RET updateLastVariables() [L96] CALL updateVariables() [L64] var_1_3 = __VERIFIER_nondet_uchar() [L65] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L65] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L66] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L66] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_9=201/2] [L67] var_1_4 = __VERIFIER_nondet_float() [L68] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L68] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=101/4, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L69] var_1_12 = __VERIFIER_nondet_double() [L70] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L70] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=318/5, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L71] var_1_13 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L72] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=0, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L73] var_1_14 = __VERIFIER_nondet_double() [L74] CALL assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && 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_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L74] RET assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && 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_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=4/5, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L75] var_1_15 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L76] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=8, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L77] var_1_17 = __VERIFIER_nondet_char() [L78] CALL assume_abort_if_not(var_1_17 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L78] RET assume_abort_if_not(var_1_17 >= -127) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L79] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L79] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=50, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L80] var_1_19 = __VERIFIER_nondet_ushort() [L81] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L81] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L82] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L82] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=10000000001/10, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L96] RET updateVariables() [L97] CALL step() [L40] COND FALSE !(0.625f > last_1_var_1_9) [L45] var_1_1 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=-8, var_1_17=126, var_1_18=2, var_1_19=65534, var_1_1=1000000006, var_1_20=0, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L47] var_1_16 = var_1_17 [L48] var_1_18 = var_1_19 [L49] var_1_20 = var_1_19 VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L50] COND TRUE \read(var_1_3) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=-32, var_1_9=201/2] [L51] COND TRUE var_1_20 >= ((var_1_18 - var_1_20) * 64) [L52] var_1_9 = (((((var_1_12) < (50.5)) ? (var_1_12) : (50.5))) - var_1_13) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=-32] [L59] COND TRUE var_1_4 > var_1_9 [L60] var_1_5 = (((((var_1_20) > (-64)) ? (var_1_20) : (-64))) + ((var_1_20 + -2) + var_1_18)) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=196600] [L97] RET step() [L98] CALL, EXPR property() [L88-L89] return ((((((0.625f > last_1_var_1_9) ? (var_1_3 ? (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : 1) : (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) && ((var_1_4 > var_1_9) ? (var_1_5 == ((signed long int) (((((var_1_20) > (-64)) ? (var_1_20) : (-64))) + ((var_1_20 + -2) + var_1_18)))) : 1)) && (var_1_3 ? ((var_1_20 >= ((var_1_18 - var_1_20) * 64)) ? (var_1_9 == ((double) (((((var_1_12) < (50.5)) ? (var_1_12) : (50.5))) - var_1_13))) : 1) : ((var_1_1 <= var_1_1) ? (var_1_9 == ((double) (var_1_13 - (var_1_14 - var_1_15)))) : 1))) && (var_1_16 == ((signed char) var_1_17))) && (var_1_18 == ((unsigned short int) var_1_19))) && (var_1_20 == ((unsigned short int) var_1_19)) ; VAL [\result=0, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=196600] [L98] RET, EXPR property() [L98] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=196600] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=201/2, var_1_12=1000000007, var_1_13=1000000009, var_1_14=1000000005, var_1_15=1000000008, var_1_16=126, var_1_17=126, var_1_18=65534, var_1_19=65534, var_1_1=1000000006, var_1_20=65534, var_1_3=1, var_1_4=1000000006, var_1_5=196600] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 57 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 57 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 76 ConstructedInterpolants, 0 QuantifiedInterpolants, 76 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 220/220 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 [2023-11-12 02:10:19,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 28862f134dfb9731fa78f6a0cfd7be5cd0ae44c8c49bd39e29ecb8fe23dac4e6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:10:21,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:10:22,060 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-12 02:10:22,068 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:10:22,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:10:22,112 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:10:22,113 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:10:22,114 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:10:22,115 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:10:22,121 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:10:22,122 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:10:22,122 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:10:22,123 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:10:22,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:10:22,126 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:10:22,126 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:10:22,127 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:10:22,127 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:10:22,128 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:10:22,129 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:10:22,129 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:10:22,130 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:10:22,130 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:10:22,131 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:10:22,131 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:10:22,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:10:22,132 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:10:22,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:10:22,133 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:10:22,134 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:10:22,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:22,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:10:22,136 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:10:22,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:10:22,137 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:10:22,137 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:10:22,138 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:10:22,138 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:10:22,138 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:10:22,139 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:10:22,140 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:10:22,140 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:10:22,140 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 28862f134dfb9731fa78f6a0cfd7be5cd0ae44c8c49bd39e29ecb8fe23dac4e6 [2023-11-12 02:10:22,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:10:22,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:10:22,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:10:22,604 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:10:22,605 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:10:22,607 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-65.i [2023-11-12 02:10:25,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:10:26,148 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:10:26,154 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-65.i [2023-11-12 02:10:26,168 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/data/4790fb2c2/e7a6b16cc2a54a468b523e3055a86943/FLAGe2f960eab [2023-11-12 02:10:26,184 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/data/4790fb2c2/e7a6b16cc2a54a468b523e3055a86943 [2023-11-12 02:10:26,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:10:26,189 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:10:26,194 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:26,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:10:26,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:10:26,202 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,203 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31348680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26, skipping insertion in model container [2023-11-12 02:10:26,203 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,246 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:10:26,466 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_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-65.i[913,926] [2023-11-12 02:10:26,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:26,557 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:10:26,576 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_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-65.i[913,926] [2023-11-12 02:10:26,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:10:26,635 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:10:26,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26 WrapperNode [2023-11-12 02:10:26,636 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:10:26,637 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:26,637 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:10:26,638 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:10:26,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,714 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 99 [2023-11-12 02:10:26,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:10:26,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:10:26,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:10:26,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:10:26,728 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,742 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,776 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:10:26,792 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:10:26,792 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:10:26,792 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:10:26,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26" (1/1) ... [2023-11-12 02:10:26,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:26,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:10:26,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:10:26,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:10:26,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:10:26,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:10:26,884 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:10:26,885 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:10:26,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:10:26,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:10:26,968 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:10:26,970 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:10:30,342 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:10:30,349 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:10:30,351 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:10:30,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:30 BoogieIcfgContainer [2023-11-12 02:10:30,355 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:10:30,358 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:10:30,360 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:10:30,363 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:10:30,364 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:10:26" (1/3) ... [2023-11-12 02:10:30,364 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd6bd7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:30, skipping insertion in model container [2023-11-12 02:10:30,365 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:10:26" (2/3) ... [2023-11-12 02:10:30,366 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd6bd7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:10:30, skipping insertion in model container [2023-11-12 02:10:30,367 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:10:30" (3/3) ... [2023-11-12 02:10:30,369 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-65.i [2023-11-12 02:10:30,390 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:10:30,391 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:10:30,452 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:10:30,459 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=PETRI_NET, 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;@15def7e8, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:10:30,459 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:10:30,464 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 31 states have (on average 1.3548387096774193) internal successors, (42), 32 states have internal predecessors, (42), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-12 02:10:30,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-12 02:10:30,478 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:30,479 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:10:30,482 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:30,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:30,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1833357822, now seen corresponding path program 1 times [2023-11-12 02:10:30,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:10:30,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1281157385] [2023-11-12 02:10:30,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:30,512 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 [2023-11-12 02:10:30,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:10:30,518 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:10:30,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:10:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:31,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:10:31,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:10:31,170 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2023-11-12 02:10:31,172 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:10:31,173 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:10:31,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1281157385] [2023-11-12 02:10:31,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1281157385] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:10:31,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:10:31,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:10:31,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097613619] [2023-11-12 02:10:31,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:10:31,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:10:31,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:10:31,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:10:31,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:10:31,230 INFO L87 Difference]: Start difference. First operand has 45 states, 31 states have (on average 1.3548387096774193) internal successors, (42), 32 states have internal predecessors, (42), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-12 02:10:31,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:10:31,258 INFO L93 Difference]: Finished difference Result 83 states and 133 transitions. [2023-11-12 02:10:31,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:10:31,261 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 77 [2023-11-12 02:10:31,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:10:31,270 INFO L225 Difference]: With dead ends: 83 [2023-11-12 02:10:31,270 INFO L226 Difference]: Without dead ends: 41 [2023-11-12 02:10:31,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:10:31,278 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:10:31,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:10:31,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2023-11-12 02:10:31,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2023-11-12 02:10:31,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 28 states have (on average 1.25) internal successors, (35), 28 states have internal predecessors, (35), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-12 02:10:31,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 57 transitions. [2023-11-12 02:10:31,342 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 57 transitions. Word has length 77 [2023-11-12 02:10:31,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:10:31,342 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 57 transitions. [2023-11-12 02:10:31,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-12 02:10:31,343 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2023-11-12 02:10:31,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-12 02:10:31,347 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:10:31,347 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:10:31,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:10:31,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:10:31,562 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:10:31,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:10:31,563 INFO L85 PathProgramCache]: Analyzing trace with hash 958028232, now seen corresponding path program 1 times [2023-11-12 02:10:31,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:10:31,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [723629233] [2023-11-12 02:10:31,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:10:31,564 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 [2023-11-12 02:10:31,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:10:31,565 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:10:31,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a83594b-0de1-44e2-ba8b-5bf3ac4d4526/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:10:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:10:32,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-12 02:10:32,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:11:14,357 WARN L293 SmtUtils]: Spent 17.08s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)