./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx --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 7a3066d73095e1fdcb5cedffd45d35ce8e4fafd1dd368f5e708224be9a677a7a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:09:05,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:09:05,611 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:09:05,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:09:05,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:09:05,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:09:05,645 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:09:05,646 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:09:05,647 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:09:05,648 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:09:05,648 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:09:05,649 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:09:05,650 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:09:05,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:09:05,651 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:09:05,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:09:05,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:09:05,653 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:09:05,653 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:09:05,654 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:09:05,654 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:09:05,655 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:09:05,655 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:09:05,656 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:09:05,656 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:09:05,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:09:05,657 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:09:05,658 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:09:05,658 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:09:05,659 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:09:05,659 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:09:05,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:09:05,660 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:09:05,660 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:09:05,661 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:09:05,661 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:09:05,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:09:05,661 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:09:05,662 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:09:05,662 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:09:05,662 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:09:05,663 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:09:05,663 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_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a3066d73095e1fdcb5cedffd45d35ce8e4fafd1dd368f5e708224be9a677a7a [2023-11-21 22:09:06,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:09:06,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:09:06,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:09:06,111 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:09:06,112 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:09:06,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-10.i [2023-11-21 22:09:09,307 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:09:09,596 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:09:09,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-10.i [2023-11-21 22:09:09,651 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/data/5c2d28636/a6b15312a64d4ca7936ec93c2a314201/FLAG71563be21 [2023-11-21 22:09:09,687 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/data/5c2d28636/a6b15312a64d4ca7936ec93c2a314201 [2023-11-21 22:09:09,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:09:09,692 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:09:09,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:09:09,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:09:09,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:09:09,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:09:09" (1/1) ... [2023-11-21 22:09:09,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@616e6a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:09, skipping insertion in model container [2023-11-21 22:09:09,719 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:09:09" (1/1) ... [2023-11-21 22:09:09,749 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:09:09,899 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_8f58a94c-b2eb-4b8e-82f5-8f646718d613/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-10.i[919,932] [2023-11-21 22:09:09,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:09:09,986 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:09:10,000 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_8f58a94c-b2eb-4b8e-82f5-8f646718d613/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-10.i[919,932] [2023-11-21 22:09:10,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:09:10,057 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:09:10,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10 WrapperNode [2023-11-21 22:09:10,058 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:09:10,059 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:09:10,060 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:09:10,060 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:09:10,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (1/1) ... [2023-11-21 22:09:10,094 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (1/1) ... [2023-11-21 22:09:10,172 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 151 [2023-11-21 22:09:10,173 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:09:10,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:09:10,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:09:10,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:09:10,197 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (1/1) ... [2023-11-21 22:09:10,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (1/1) ... [2023-11-21 22:09:10,202 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (1/1) ... [2023-11-21 22:09:10,221 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 22:09:10,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (1/1) ... [2023-11-21 22:09:10,222 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (1/1) ... [2023-11-21 22:09:10,233 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (1/1) ... [2023-11-21 22:09:10,237 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (1/1) ... [2023-11-21 22:09:10,240 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (1/1) ... [2023-11-21 22:09:10,243 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (1/1) ... [2023-11-21 22:09:10,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:09:10,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:09:10,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:09:10,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:09:10,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (1/1) ... [2023-11-21 22:09:10,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:09:10,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:10,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:10,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:09:10,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:09:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:09:10,342 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:09:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:09:10,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:09:10,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:09:10,429 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:09:10,432 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:09:10,975 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:09:11,281 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:09:11,281 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:09:11,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:09:11 BoogieIcfgContainer [2023-11-21 22:09:11,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:09:11,288 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:09:11,288 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:09:11,292 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:09:11,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:09:09" (1/3) ... [2023-11-21 22:09:11,294 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a2e64b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:09:11, skipping insertion in model container [2023-11-21 22:09:11,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:10" (2/3) ... [2023-11-21 22:09:11,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a2e64b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:09:11, skipping insertion in model container [2023-11-21 22:09:11,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:09:11" (3/3) ... [2023-11-21 22:09:11,299 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-10.i [2023-11-21 22:09:11,321 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:09:11,322 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:09:11,378 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:09:11,384 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;@30bea34c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:09:11,384 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:09:11,388 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 15 states have (on average 1.2) internal successors, (18), 16 states have internal predecessors, (18), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-21 22:09:11,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 22:09:11,397 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:09:11,398 INFO L195 NwaCegarLoop]: trace histogram [18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:09:11,399 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:09:11,404 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:09:11,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1970052145, now seen corresponding path program 1 times [2023-11-21 22:09:11,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:09:11,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173860893] [2023-11-21 22:09:11,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:09:11,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:09:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:12,473 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:09:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:09:12,804 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:09:12,806 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 22:09:12,807 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:09:12,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:09:12,814 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 22:09:12,821 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:09:12,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:09:12 BoogieIcfgContainer [2023-11-21 22:09:12,913 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:09:12,913 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:09:12,913 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:09:12,914 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:09:12,914 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:09:11" (3/4) ... [2023-11-21 22:09:12,916 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:09:12,918 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:09:12,919 INFO L158 Benchmark]: Toolchain (without parser) took 3226.75ms. Allocated memory is still 153.1MB. Free memory was 126.3MB in the beginning and 57.6MB in the end (delta: 68.7MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2023-11-21 22:09:12,919 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:09:12,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.86ms. Allocated memory is still 153.1MB. Free memory was 125.9MB in the beginning and 111.7MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 22:09:12,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 123.69ms. Allocated memory is still 153.1MB. Free memory was 111.7MB in the beginning and 107.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:09:12,922 INFO L158 Benchmark]: Boogie Preprocessor took 65.58ms. Allocated memory is still 153.1MB. Free memory was 107.5MB in the beginning and 100.2MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 22:09:12,922 INFO L158 Benchmark]: RCFGBuilder took 1033.23ms. Allocated memory is still 153.1MB. Free memory was 100.2MB in the beginning and 109.5MB in the end (delta: -9.3MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2023-11-21 22:09:12,923 INFO L158 Benchmark]: TraceAbstraction took 1624.61ms. Allocated memory is still 153.1MB. Free memory was 109.0MB in the beginning and 57.6MB in the end (delta: 51.4MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2023-11-21 22:09:12,925 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 153.1MB. Free memory is still 57.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:09:12,928 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.86ms. Allocated memory is still 153.1MB. Free memory was 125.9MB in the beginning and 111.7MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 123.69ms. Allocated memory is still 153.1MB. Free memory was 111.7MB in the beginning and 107.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.58ms. Allocated memory is still 153.1MB. Free memory was 107.5MB in the beginning and 100.2MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1033.23ms. Allocated memory is still 153.1MB. Free memory was 100.2MB in the beginning and 109.5MB in the end (delta: -9.3MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1624.61ms. Allocated memory is still 153.1MB. Free memory was 109.0MB in the beginning and 57.6MB in the end (delta: 51.4MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 153.1MB. Free memory is still 57.6MB. 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 shiftLeft at line 52. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 4; [L23] unsigned short int var_1_4 = 58792; [L24] unsigned short int var_1_5 = 8; [L25] unsigned short int var_1_6 = 64; [L26] unsigned short int var_1_7 = 16; [L27] unsigned char var_1_8 = 0; [L28] unsigned char var_1_9 = 1; [L29] signed short int var_1_10 = 1000; [L30] signed short int var_1_11 = 1; [L31] signed short int var_1_12 = -25; [L32] signed short int var_1_13 = 25; [L33] unsigned short int var_1_14 = 5; [L34] unsigned short int var_1_16 = 20511; [L35] unsigned long int var_1_17 = 50; [L36] unsigned short int var_1_18 = 10; [L37] unsigned char last_1_var_1_8 = 0; [L115] isInitial = 1 [L116] FCALL initially() [L117] COND TRUE 1 [L118] CALL updateLastVariables() [L108] last_1_var_1_8 = var_1_8 [L118] RET updateLastVariables() [L119] CALL updateVariables() [L79] var_1_4 = __VERIFIER_nondet_ushort() [L80] CALL assume_abort_if_not(var_1_4 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=8, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_4 >= 49150) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=8, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L81] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=8, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=8, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L82] var_1_5 = __VERIFIER_nondet_ushort() [L83] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L84] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=64, var_1_7=16, var_1_8=0, var_1_9=1] [L85] var_1_6 = __VERIFIER_nondet_ushort() [L86] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=16, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=16, var_1_8=0, var_1_9=1] [L87] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=16, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=16, var_1_8=0, var_1_9=1] [L88] var_1_7 = __VERIFIER_nondet_ushort() [L89] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L90] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L91] var_1_9 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L93] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=1, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L94] var_1_11 = __VERIFIER_nondet_short() [L95] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L96] CALL assume_abort_if_not(var_1_11 <= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_11 <= 8191) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-25, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L97] var_1_12 = __VERIFIER_nondet_short() [L98] CALL assume_abort_if_not(var_1_12 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-16383, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_12 >= -16383) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-16383, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L99] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-16383, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-16383, var_1_13=25, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L100] var_1_13 = __VERIFIER_nondet_short() [L101] CALL assume_abort_if_not(var_1_13 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-16383, var_1_13=26382, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_13 >= -32767) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-16383, var_1_13=26382, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L102] CALL assume_abort_if_not(var_1_13 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-16383, var_1_13=26382, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_13 <= 32766) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-16383, var_1_13=26382, var_1_14=5, var_1_16=20511, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L103] var_1_16 = __VERIFIER_nondet_ushort() [L104] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-16383, var_1_13=26382, var_1_14=5, var_1_16=26379, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-16383, var_1_13=26382, var_1_14=5, var_1_16=26379, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L105] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-16383, var_1_13=26382, var_1_14=5, var_1_16=26379, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, last_1_var_1_8=0, var_1_10=1000, var_1_11=0, var_1_12=-16383, var_1_13=26382, var_1_14=5, var_1_16=26379, var_1_17=50, var_1_18=10, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=1] [L119] RET updateVariables() [L120] CALL step() [L41] COND FALSE !(last_1_var_1_8 && last_1_var_1_8) [L44] COND FALSE !(((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))) < var_1_6) [L48] var_1_8 = (((var_1_7 >= var_1_5) && (var_1_4 >= var_1_1)) || var_1_9) [L49] COND TRUE \read(var_1_8) [L50] var_1_14 = (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - ((((var_1_5) > ((var_1_16 - var_1_11))) ? (var_1_5) : ((var_1_16 - var_1_11))))) [L52] EXPR var_1_16 << var_1_7 [L52] EXPR ((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)) [L52] COND TRUE ((((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)))) >= var_1_14 [L53] var_1_17 = var_1_11 [L57] COND FALSE !(var_1_5 == var_1_16) [L64] COND TRUE \read(var_1_9) [L65] var_1_18 = 200 [L68] COND FALSE !(var_1_17 < var_1_6) [L75] var_1_10 = var_1_13 [L120] RET step() [L121] CALL, EXPR property() [L111] EXPR (((((last_1_var_1_8 && last_1_var_1_8) ? (var_1_1 == ((unsigned short int) ((((((56892) < (var_1_4)) ? (56892) : (var_1_4))) - var_1_5) - ((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))))) : ((((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))) < var_1_6) ? (var_1_1 == ((unsigned short int) var_1_5)) : 1)) && (var_1_8 == ((unsigned char) (((var_1_7 >= var_1_5) && (var_1_4 >= var_1_1)) || var_1_9)))) && ((var_1_17 < var_1_6) ? (((var_1_6 != var_1_5) || var_1_9) ? (var_1_10 == ((signed short int) (((10000 - var_1_11) - var_1_5) + ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))))) : (var_1_10 == ((signed short int) var_1_4))) : (var_1_10 == ((signed short int) var_1_13)))) && (var_1_8 ? (var_1_14 == ((unsigned short int) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - ((((var_1_5) > ((var_1_16 - var_1_11))) ? (var_1_5) : ((var_1_16 - var_1_11))))))) : 1)) && ((((((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)))) >= var_1_14) ? (var_1_17 == ((unsigned long int) var_1_11)) : (var_1_17 == ((unsigned long int) (var_1_6 + var_1_5)))) [L111] EXPR var_1_16 << var_1_7 [L111] EXPR ((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)) [L111] EXPR var_1_16 << var_1_7 [L111] EXPR ((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)) [L111] EXPR (((((last_1_var_1_8 && last_1_var_1_8) ? (var_1_1 == ((unsigned short int) ((((((56892) < (var_1_4)) ? (56892) : (var_1_4))) - var_1_5) - ((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))))) : ((((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))) < var_1_6) ? (var_1_1 == ((unsigned short int) var_1_5)) : 1)) && (var_1_8 == ((unsigned char) (((var_1_7 >= var_1_5) && (var_1_4 >= var_1_1)) || var_1_9)))) && ((var_1_17 < var_1_6) ? (((var_1_6 != var_1_5) || var_1_9) ? (var_1_10 == ((signed short int) (((10000 - var_1_11) - var_1_5) + ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))))) : (var_1_10 == ((signed short int) var_1_4))) : (var_1_10 == ((signed short int) var_1_13)))) && (var_1_8 ? (var_1_14 == ((unsigned short int) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - ((((var_1_5) > ((var_1_16 - var_1_11))) ? (var_1_5) : ((var_1_16 - var_1_11))))))) : 1)) && ((((((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)))) >= var_1_14) ? (var_1_17 == ((unsigned long int) var_1_11)) : (var_1_17 == ((unsigned long int) (var_1_6 + var_1_5)))) [L111-L112] return ((((((last_1_var_1_8 && last_1_var_1_8) ? (var_1_1 == ((unsigned short int) ((((((56892) < (var_1_4)) ? (56892) : (var_1_4))) - var_1_5) - ((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))))) : ((((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))) < var_1_6) ? (var_1_1 == ((unsigned short int) var_1_5)) : 1)) && (var_1_8 == ((unsigned char) (((var_1_7 >= var_1_5) && (var_1_4 >= var_1_1)) || var_1_9)))) && ((var_1_17 < var_1_6) ? (((var_1_6 != var_1_5) || var_1_9) ? (var_1_10 == ((signed short int) (((10000 - var_1_11) - var_1_5) + ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))))) : (var_1_10 == ((signed short int) var_1_4))) : (var_1_10 == ((signed short int) var_1_13)))) && (var_1_8 ? (var_1_14 == ((unsigned short int) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - ((((var_1_5) > ((var_1_16 - var_1_11))) ? (var_1_5) : ((var_1_16 - var_1_11))))))) : 1)) && ((((((var_1_13) > ((var_1_16 << var_1_7))) ? (var_1_13) : ((var_1_16 << var_1_7)))) >= var_1_14) ? (var_1_17 == ((unsigned long int) var_1_11)) : (var_1_17 == ((unsigned long int) (var_1_6 + var_1_5))))) && ((var_1_5 == var_1_16) ? (var_1_8 ? (var_1_18 == ((unsigned short int) (((((var_1_16 + 30393) - var_1_5) < 0 ) ? -((var_1_16 + 30393) - var_1_5) : ((var_1_16 + 30393) - var_1_5))))) : (var_1_18 == ((unsigned short int) var_1_4))) : (var_1_9 ? (var_1_18 == ((unsigned short int) 200)) : 1)) ; [L121] RET, EXPR property() [L121] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_8=0, var_1_10=26382, var_1_11=0, var_1_12=-16383, var_1_13=26382, var_1_14=26382, var_1_16=26379, var_1_17=0, var_1_18=200, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_8=0, var_1_10=26382, var_1_11=0, var_1_12=-16383, var_1_13=26382, var_1_14=26382, var_1_16=26379, var_1_17=0, var_1_18=200, var_1_1=4, var_1_4=52761, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 36 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=36occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 67 NumberOfCodeBlocks, 67 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 22:09:12,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx --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 7a3066d73095e1fdcb5cedffd45d35ce8e4fafd1dd368f5e708224be9a677a7a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:09:15,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:09:15,873 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 22:09:15,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:09:15,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:09:15,928 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:09:15,929 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:09:15,930 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:09:15,931 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:09:15,936 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:09:15,937 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:09:15,938 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:09:15,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:09:15,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:09:15,941 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:09:15,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:09:15,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:09:15,943 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:09:15,943 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:09:15,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:09:15,944 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:09:15,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:09:15,945 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:09:15,945 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:09:15,946 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:09:15,946 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:09:15,947 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:09:15,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:09:15,948 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:09:15,948 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:09:15,949 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:09:15,949 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:09:15,949 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:09:15,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:09:15,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:09:15,950 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:09:15,951 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:09:15,951 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:09:15,952 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:09:15,952 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:09:15,952 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:09:15,953 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:09:15,953 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:09:15,953 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:09:15,954 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:09:15,954 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_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a3066d73095e1fdcb5cedffd45d35ce8e4fafd1dd368f5e708224be9a677a7a [2023-11-21 22:09:16,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:09:16,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:09:16,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:09:16,426 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:09:16,427 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:09:16,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-10.i [2023-11-21 22:09:19,665 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:09:19,972 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:09:19,972 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-10.i [2023-11-21 22:09:19,984 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/data/f515eba33/90a726b340c447289a6e62a97a43b219/FLAG9202c2fc0 [2023-11-21 22:09:20,005 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/data/f515eba33/90a726b340c447289a6e62a97a43b219 [2023-11-21 22:09:20,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:09:20,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:09:20,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:09:20,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:09:20,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:09:20,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63991ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20, skipping insertion in model container [2023-11-21 22:09:20,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,067 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:09:20,260 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_8f58a94c-b2eb-4b8e-82f5-8f646718d613/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-10.i[919,932] [2023-11-21 22:09:20,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:09:20,368 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:09:20,387 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_8f58a94c-b2eb-4b8e-82f5-8f646718d613/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-10.i[919,932] [2023-11-21 22:09:20,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:09:20,458 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:09:20,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20 WrapperNode [2023-11-21 22:09:20,460 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:09:20,461 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:09:20,461 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:09:20,462 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:09:20,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,517 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,562 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2023-11-21 22:09:20,564 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:09:20,565 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:09:20,565 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:09:20,565 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:09:20,578 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,594 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,609 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 22:09:20,615 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,616 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,640 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,653 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,657 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:09:20,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:09:20,663 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:09:20,664 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:09:20,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (1/1) ... [2023-11-21 22:09:20,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:09:20,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:09:20,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:09:20,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:09:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:09:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 22:09:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:09:20,741 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:09:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:09:20,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:09:20,823 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:09:20,825 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:09:21,176 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:09:21,372 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:09:21,373 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:09:21,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:09:21 BoogieIcfgContainer [2023-11-21 22:09:21,375 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:09:21,378 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:09:21,378 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:09:21,383 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:09:21,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:09:20" (1/3) ... [2023-11-21 22:09:21,384 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d0b83e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:09:21, skipping insertion in model container [2023-11-21 22:09:21,386 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:09:20" (2/3) ... [2023-11-21 22:09:21,387 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d0b83e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:09:21, skipping insertion in model container [2023-11-21 22:09:21,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:09:21" (3/3) ... [2023-11-21 22:09:21,389 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-10.i [2023-11-21 22:09:21,411 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:09:21,411 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:09:21,477 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:09:21,485 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;@7594eb31, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:09:21,486 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:09:21,490 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 15 states have (on average 1.2) internal successors, (18), 16 states have internal predecessors, (18), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-21 22:09:21,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 22:09:21,503 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:09:21,504 INFO L195 NwaCegarLoop]: trace histogram [18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:09:21,505 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:09:21,512 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:09:21,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1773839567, now seen corresponding path program 1 times [2023-11-21 22:09:21,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:09:21,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2141852968] [2023-11-21 22:09:21,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:09:21,530 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 [2023-11-21 22:09:21,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:09:21,537 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:09:21,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f58a94c-b2eb-4b8e-82f5-8f646718d613/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:09:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:09:21,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 22:09:21,800 INFO L285 TraceCheckSpWp]: Computing forward predicates...