./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-17.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB --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 3c9817d9968452d1361a56af62fb626e41d77a4f0cc22e579efdac17c2ac50b5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:52:03,788 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:52:03,881 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:52:03,886 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:52:03,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:52:03,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:52:03,925 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:52:03,926 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:52:03,926 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:52:03,927 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:52:03,928 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:52:03,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:52:03,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:52:03,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:52:03,928 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:52:03,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:52:03,929 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:52:03,929 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:52:03,929 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:52:03,929 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:52:03,929 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:52:03,929 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:52:03,929 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:52:03,929 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:52:03,929 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:52:03,929 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:52:03,929 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:52:03,930 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:52:03,930 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:52:03,930 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:52:03,930 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:52:03,930 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:52:03,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:52:03,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:52:03,930 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:52:03,930 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:52:03,930 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:52:03,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:52:03,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:52:03,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:52:03,931 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:52:03,931 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:52:03,932 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:52:03,932 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:52:03,932 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:52:03,932 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:52:03,932 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:52:03,932 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:52:03,932 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 3c9817d9968452d1361a56af62fb626e41d77a4f0cc22e579efdac17c2ac50b5 [2024-11-28 04:52:04,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:52:04,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:52:04,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:52:04,265 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:52:04,266 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:52:04,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-17.i [2024-11-28 04:52:07,280 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/data/c09d67f00/575a898846dc48c0b74db9f6aa22a62f/FLAG8be49b9dc [2024-11-28 04:52:07,591 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:52:07,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-17.i [2024-11-28 04:52:07,599 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/data/c09d67f00/575a898846dc48c0b74db9f6aa22a62f/FLAG8be49b9dc [2024-11-28 04:52:07,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/data/c09d67f00/575a898846dc48c0b74db9f6aa22a62f [2024-11-28 04:52:07,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:52:07,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:52:07,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:52:07,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:52:07,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:52:07,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:07,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e5ed87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07, skipping insertion in model container [2024-11-28 04:52:07,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:07,645 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:52:07,810 WARN L250 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_4494264a-26fa-4a81-8a6e-76df594a7700/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-17.i[913,926] [2024-11-28 04:52:07,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:52:07,907 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:52:07,917 WARN L250 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_4494264a-26fa-4a81-8a6e-76df594a7700/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-17.i[913,926] [2024-11-28 04:52:07,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:52:07,961 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:52:07,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07 WrapperNode [2024-11-28 04:52:07,962 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:52:07,963 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:52:07,963 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:52:07,963 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:52:07,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:07,979 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:08,042 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2024-11-28 04:52:08,042 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:52:08,043 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:52:08,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:52:08,044 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:52:08,053 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:08,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:08,057 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:08,092 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:52:08,092 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:08,092 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:08,107 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:08,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:08,115 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:08,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:08,123 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:08,129 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:52:08,129 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:52:08,130 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:52:08,130 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:52:08,131 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (1/1) ... [2024-11-28 04:52:08,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:52:08,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:52:08,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:52:08,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:52:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:52:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:52:08,207 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:52:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:52:08,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:52:08,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:52:08,304 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:52:08,308 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:52:08,829 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-28 04:52:08,829 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:52:08,842 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:52:08,842 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:52:08,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:52:08 BoogieIcfgContainer [2024-11-28 04:52:08,843 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:52:08,845 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:52:08,845 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:52:08,852 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:52:08,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:52:07" (1/3) ... [2024-11-28 04:52:08,854 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53557dc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:52:08, skipping insertion in model container [2024-11-28 04:52:08,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:07" (2/3) ... [2024-11-28 04:52:08,854 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53557dc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:52:08, skipping insertion in model container [2024-11-28 04:52:08,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:52:08" (3/3) ... [2024-11-28 04:52:08,856 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-17.i [2024-11-28 04:52:08,870 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:52:08,872 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-17.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:52:08,927 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:52:08,940 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@2a4ebbfc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:52:08,940 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:52:08,944 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 51 states have (on average 1.4313725490196079) internal successors, (73), 52 states have internal predecessors, (73), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-28 04:52:08,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-28 04:52:08,956 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:08,956 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:08,957 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:08,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:08,962 INFO L85 PathProgramCache]: Analyzing trace with hash -116490349, now seen corresponding path program 1 times [2024-11-28 04:52:08,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:52:08,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958294655] [2024-11-28 04:52:08,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:08,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:52:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:09,315 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-28 04:52:09,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:52:09,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958294655] [2024-11-28 04:52:09,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958294655] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:52:09,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1946179622] [2024-11-28 04:52:09,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:09,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:52:09,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:52:09,325 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:52:09,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:52:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:09,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:52:09,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:09,608 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-28 04:52:09,611 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:09,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1946179622] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:09,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:52:09,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:52:09,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883179199] [2024-11-28 04:52:09,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:09,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:52:09,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:52:09,639 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:52:09,640 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:52:09,642 INFO L87 Difference]: Start difference. First operand has 76 states, 51 states have (on average 1.4313725490196079) internal successors, (73), 52 states have internal predecessors, (73), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:52:09,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:09,675 INFO L93 Difference]: Finished difference Result 145 states and 250 transitions. [2024-11-28 04:52:09,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:52:09,677 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 139 [2024-11-28 04:52:09,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:09,684 INFO L225 Difference]: With dead ends: 145 [2024-11-28 04:52:09,685 INFO L226 Difference]: Without dead ends: 72 [2024-11-28 04:52:09,688 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:52:09,691 INFO L435 NwaCegarLoop]: 110 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, 110 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:09,692 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:52:09,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-28 04:52:09,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-28 04:52:09,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 48 states have (on average 1.375) internal successors, (66), 48 states have internal predecessors, (66), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-28 04:52:09,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 110 transitions. [2024-11-28 04:52:09,734 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 110 transitions. Word has length 139 [2024-11-28 04:52:09,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:09,734 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 110 transitions. [2024-11-28 04:52:09,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:52:09,735 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2024-11-28 04:52:09,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-28 04:52:09,740 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:09,740 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:09,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 04:52:09,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:52:09,941 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:09,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:09,942 INFO L85 PathProgramCache]: Analyzing trace with hash 255511, now seen corresponding path program 1 times [2024-11-28 04:52:09,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:52:09,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156362573] [2024-11-28 04:52:09,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:09,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:52:10,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:52:10,258 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:52:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:52:10,447 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:52:10,447 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:52:10,448 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:52:10,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:52:10,455 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-28 04:52:10,588 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:52:10,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:52:10 BoogieIcfgContainer [2024-11-28 04:52:10,593 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:52:10,594 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:52:10,594 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:52:10,594 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:52:10,596 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:52:08" (3/4) ... [2024-11-28 04:52:10,598 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:52:10,599 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:52:10,600 INFO L158 Benchmark]: Toolchain (without parser) took 2983.19ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 50.7MB in the end (delta: 66.5MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2024-11-28 04:52:10,600 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:52:10,600 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.11ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 103.0MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:52:10,601 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.56ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 99.6MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:52:10,604 INFO L158 Benchmark]: Boogie Preprocessor took 86.09ms. Allocated memory is still 142.6MB. Free memory was 99.6MB in the beginning and 95.0MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:52:10,605 INFO L158 Benchmark]: RCFGBuilder took 713.41ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 72.4MB in the end (delta: 22.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:52:10,606 INFO L158 Benchmark]: TraceAbstraction took 1748.01ms. Allocated memory is still 142.6MB. Free memory was 71.9MB in the beginning and 50.7MB in the end (delta: 21.2MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2024-11-28 04:52:10,606 INFO L158 Benchmark]: Witness Printer took 5.33ms. Allocated memory is still 142.6MB. Free memory was 50.7MB in the beginning and 50.7MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:52:10,608 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.11ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 103.0MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.56ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 99.6MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 86.09ms. Allocated memory is still 142.6MB. Free memory was 99.6MB in the beginning and 95.0MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 713.41ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 72.4MB in the end (delta: 22.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1748.01ms. Allocated memory is still 142.6MB. Free memory was 71.9MB in the beginning and 50.7MB in the end (delta: 21.2MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * Witness Printer took 5.33ms. Allocated memory is still 142.6MB. Free memory was 50.7MB in the beginning and 50.7MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 121, overapproximation of someBinaryDOUBLEComparisonOperation at line 58, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 105. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 25; [L23] unsigned char var_1_2 = 25; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] signed long int var_1_5 = 4; [L27] unsigned char var_1_6 = 1; [L28] unsigned char var_1_7 = 0; [L29] unsigned char var_1_8 = 1; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 0; [L32] double var_1_11 = 7.3; [L33] double var_1_12 = 1.25; [L34] double var_1_13 = 128.8; [L35] signed char var_1_14 = -1; [L36] signed char var_1_15 = 10; [L37] signed short int var_1_16 = 8; [L38] signed short int var_1_17 = 10; [L39] unsigned long int var_1_18 = 128; [L40] unsigned long int var_1_19 = 3963666122; VAL [isInitial=0, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=25, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L125] isInitial = 1 [L126] FCALL initially() [L128] FCALL updateLastVariables() [L129] CALL updateVariables() [L83] var_1_2 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L84] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L85] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L85] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L86] var_1_3 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L87] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L88] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L88] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=0, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L89] var_1_4 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L90] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L91] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L91] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L92] var_1_6 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L93] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L94] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L94] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L95] var_1_7 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_8=1, var_1_9=0] [L96] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_8=1, var_1_9=0] [L97] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=0] [L97] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=0] [L98] var_1_9 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L99] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L100] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L100] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L101] var_1_10 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L102] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L103] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L103] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L104] var_1_12 = __VERIFIER_nondet_double() [L105] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L105] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L106] var_1_13 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L107] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L108] var_1_15 = __VERIFIER_nondet_char() [L109] CALL assume_abort_if_not(var_1_15 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L109] RET assume_abort_if_not(var_1_15 >= -127) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L110] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L110] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=10, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L111] var_1_17 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L112] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L113] CALL assume_abort_if_not(var_1_17 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L113] RET assume_abort_if_not(var_1_17 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L114] var_1_19 = __VERIFIER_nondet_ulong() [L115] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L115] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L116] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L116] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L129] RET updateVariables() [L130] CALL step() [L44] var_1_1 = (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=-2147483649, var_1_1=50, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L45] COND FALSE !(var_1_6 && var_1_7) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=-2147483649, var_1_1=50, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L52] COND TRUE var_1_1 < var_1_3 [L53] var_1_8 = ((var_1_7 || (var_1_6 || var_1_9)) && var_1_10) VAL [isInitial=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=-2147483649, var_1_1=50, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L57] COND TRUE var_1_4 == (8 + var_1_1) [L58] var_1_11 = ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))) VAL [isInitial=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=-2147483649, var_1_1=50, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L60] COND FALSE !((64.4f + 1.5f) <= var_1_13) VAL [isInitial=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=-2147483649, var_1_1=50, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L65] COND FALSE !(var_1_12 >= 9.6) VAL [isInitial=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=128, var_1_19=-2147483649, var_1_1=50, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L76] COND TRUE (var_1_9 && var_1_6) || (var_1_7 && var_1_10) [L77] var_1_18 = (var_1_19 - (((((1991720936u - var_1_17)) < (var_1_2)) ? ((1991720936u - var_1_17)) : (var_1_2)))) VAL [isInitial=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L130] RET step() [L131] CALL, EXPR property() [L121] EXPR (((((var_1_1 == ((unsigned char) (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))))) && ((var_1_6 && var_1_7) ? (var_1_7 ? (var_1_5 == ((signed long int) (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))))) : (var_1_5 == ((signed long int) 8))) : 1)) && ((var_1_1 < var_1_3) ? (var_1_8 == ((unsigned char) ((var_1_7 || (var_1_6 || var_1_9)) && var_1_10))) : (var_1_8 == ((unsigned char) (! var_1_10))))) && ((var_1_4 == (8 + var_1_1)) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (((64.4f + 1.5f) <= var_1_13) ? ((var_1_5 >= var_1_4) ? (var_1_14 == ((signed char) var_1_15)) : 1) : 1)) && ((var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_17))) : (((var_1_1 * (var_1_15 & var_1_17)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_1)) : (var_1_16 == ((signed short int) var_1_4)))) : 1) VAL [isInitial=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L121-L122] return ((((((var_1_1 == ((unsigned char) (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))))) && ((var_1_6 && var_1_7) ? (var_1_7 ? (var_1_5 == ((signed long int) (((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))))) : (var_1_5 == ((signed long int) 8))) : 1)) && ((var_1_1 < var_1_3) ? (var_1_8 == ((unsigned char) ((var_1_7 || (var_1_6 || var_1_9)) && var_1_10))) : (var_1_8 == ((unsigned char) (! var_1_10))))) && ((var_1_4 == (8 + var_1_1)) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (((64.4f + 1.5f) <= var_1_13) ? ((var_1_5 >= var_1_4) ? (var_1_14 == ((signed char) var_1_15)) : 1) : 1)) && ((var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_17))) : (((var_1_1 * (var_1_15 & var_1_17)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_1)) : (var_1_16 == ((signed short int) var_1_4)))) : 1)) && (((var_1_9 && var_1_6) || (var_1_7 && var_1_10)) ? (var_1_18 == ((unsigned long int) (var_1_19 - (((((1991720936u - var_1_17)) < (var_1_2)) ? ((1991720936u - var_1_17)) : (var_1_2)))))) : (var_1_18 == ((unsigned long int) var_1_2))) ; [L131] RET, EXPR property() [L131] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=3963666127, var_1_12=3963666127, var_1_13=3963666127, var_1_14=-1, var_1_15=126, var_1_16=8, var_1_17=0, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_2=0, var_1_3=51, var_1_4=58, var_1_5=4, 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, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 22, 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, 110 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, 110 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=76occurred 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: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 417 NumberOfCodeBlocks, 417 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 276 SizeOfPredicates, 0 NumberOfNonLiveVariables, 307 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1806/1848 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 04:52:10,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB --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 3c9817d9968452d1361a56af62fb626e41d77a4f0cc22e579efdac17c2ac50b5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:52:13,265 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:52:13,389 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:52:13,396 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:52:13,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:52:13,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:52:13,421 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:52:13,422 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:52:13,422 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:52:13,422 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:52:13,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:52:13,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:52:13,423 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:52:13,423 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:52:13,423 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:52:13,423 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:52:13,424 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:52:13,424 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:52:13,424 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:52:13,424 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:52:13,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:52:13,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:52:13,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:52:13,425 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:52:13,425 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:52:13,425 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:52:13,425 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:52:13,425 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:52:13,425 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:52:13,425 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:52:13,426 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:52:13,426 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:52:13,426 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:52:13,426 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:52:13,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:52:13,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:52:13,427 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:52:13,427 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:52:13,427 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:52:13,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:52:13,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:52:13,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:52:13,427 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:52:13,427 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:52:13,428 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:52:13,428 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:52:13,428 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:52:13,428 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:52:13,428 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:52:13,428 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:52:13,428 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 3c9817d9968452d1361a56af62fb626e41d77a4f0cc22e579efdac17c2ac50b5 [2024-11-28 04:52:13,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:52:13,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:52:13,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:52:13,750 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:52:13,751 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:52:13,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-17.i [2024-11-28 04:52:16,926 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/data/249208607/8417949ca10a487d882e1d43009d6b41/FLAG3a1dbd25b [2024-11-28 04:52:17,168 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:52:17,169 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-17.i [2024-11-28 04:52:17,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/data/249208607/8417949ca10a487d882e1d43009d6b41/FLAG3a1dbd25b [2024-11-28 04:52:17,191 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/data/249208607/8417949ca10a487d882e1d43009d6b41 [2024-11-28 04:52:17,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:52:17,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:52:17,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:52:17,196 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:52:17,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:52:17,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@228ec2ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17, skipping insertion in model container [2024-11-28 04:52:17,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,220 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:52:17,361 WARN L250 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_4494264a-26fa-4a81-8a6e-76df594a7700/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-17.i[913,926] [2024-11-28 04:52:17,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:52:17,436 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:52:17,447 WARN L250 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_4494264a-26fa-4a81-8a6e-76df594a7700/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-17.i[913,926] [2024-11-28 04:52:17,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:52:17,496 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:52:17,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17 WrapperNode [2024-11-28 04:52:17,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:52:17,498 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:52:17,498 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:52:17,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:52:17,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,564 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 132 [2024-11-28 04:52:17,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:52:17,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:52:17,567 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:52:17,567 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:52:17,577 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,582 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,605 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:52:17,606 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,606 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,622 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,627 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,636 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:52:17,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:52:17,649 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:52:17,649 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:52:17,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (1/1) ... [2024-11-28 04:52:17,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:52:17,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:52:17,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:52:17,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:52:17,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:52:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:52:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:52:17,725 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:52:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:52:17,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:52:17,802 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:52:17,804 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:52:18,576 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-28 04:52:18,576 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:52:18,586 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:52:18,587 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:52:18,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:52:18 BoogieIcfgContainer [2024-11-28 04:52:18,587 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:52:18,589 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:52:18,590 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:52:18,594 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:52:18,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:52:17" (1/3) ... [2024-11-28 04:52:18,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bf42d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:52:18, skipping insertion in model container [2024-11-28 04:52:18,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:52:17" (2/3) ... [2024-11-28 04:52:18,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bf42d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:52:18, skipping insertion in model container [2024-11-28 04:52:18,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:52:18" (3/3) ... [2024-11-28 04:52:18,597 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-17.i [2024-11-28 04:52:18,612 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:52:18,614 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-17.i that has 2 procedures, 63 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:52:18,669 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:52:18,681 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@3f57953f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:52:18,682 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:52:18,686 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 38 states have (on average 1.394736842105263) internal successors, (53), 39 states have internal predecessors, (53), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-28 04:52:18,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-28 04:52:18,697 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:18,698 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:18,699 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:18,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:18,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1702957545, now seen corresponding path program 1 times [2024-11-28 04:52:18,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:18,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1753353805] [2024-11-28 04:52:18,716 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:18,717 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:18,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:18,719 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:52:18,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 04:52:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:19,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:52:19,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:19,090 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-11-28 04:52:19,097 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:19,098 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:19,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1753353805] [2024-11-28 04:52:19,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1753353805] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:19,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:19,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:52:19,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272633553] [2024-11-28 04:52:19,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:19,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:52:19,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:19,130 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:52:19,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:52:19,132 INFO L87 Difference]: Start difference. First operand has 63 states, 38 states have (on average 1.394736842105263) internal successors, (53), 39 states have internal predecessors, (53), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:52:19,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:19,155 INFO L93 Difference]: Finished difference Result 119 states and 210 transitions. [2024-11-28 04:52:19,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:52:19,157 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 137 [2024-11-28 04:52:19,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:19,164 INFO L225 Difference]: With dead ends: 119 [2024-11-28 04:52:19,164 INFO L226 Difference]: Without dead ends: 59 [2024-11-28 04:52:19,167 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:52:19,169 INFO L435 NwaCegarLoop]: 90 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, 90 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:19,170 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:52:19,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-28 04:52:19,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-28 04:52:19,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 35 states have internal predecessors, (46), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-28 04:52:19,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 90 transitions. [2024-11-28 04:52:19,209 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 90 transitions. Word has length 137 [2024-11-28 04:52:19,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:19,210 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 90 transitions. [2024-11-28 04:52:19,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-28 04:52:19,210 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2024-11-28 04:52:19,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-28 04:52:19,214 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:19,214 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:19,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 04:52:19,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:19,415 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:19,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:19,416 INFO L85 PathProgramCache]: Analyzing trace with hash -438032997, now seen corresponding path program 1 times [2024-11-28 04:52:19,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:19,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1337716072] [2024-11-28 04:52:19,417 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:19,417 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:19,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:19,420 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:52:19,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4494264a-26fa-4a81-8a6e-76df594a7700/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 04:52:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:19,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-28 04:52:19,684 INFO L279 TraceCheckSpWp]: Computing forward predicates...