./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.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_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1 --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 d3471d5ae5f1099f9615a7bd6584823d63dd4d8febcf8f5494b59eb9e166fe71 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:40:16,597 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:40:16,668 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 10:40:16,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:40:16,674 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:40:16,701 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:40:16,702 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:40:16,702 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:40:16,702 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:40:16,702 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:40:16,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:40:16,703 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:40:16,703 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:40:16,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:40:16,703 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:40:16,704 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:40:16,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:40:16,704 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:40:16,704 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 10:40:16,704 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:40:16,704 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:40:16,704 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:40:16,704 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:40:16,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:40:16,704 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:40:16,705 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:40:16,705 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:40:16,705 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:40:16,705 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:40:16,705 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:40:16,705 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:40:16,705 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:40:16,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:40:16,705 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:40:16,706 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:40:16,706 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:40:16,706 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:40:16,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:40:16,706 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:40:16,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:40:16,706 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:40:16,706 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:40:16,706 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 10:40:16,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 10:40:16,707 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:40:16,707 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:40:16,707 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:40:16,707 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:40:16,707 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_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1 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 -> d3471d5ae5f1099f9615a7bd6584823d63dd4d8febcf8f5494b59eb9e166fe71 [2024-12-02 10:40:16,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:40:17,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:40:17,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:40:17,013 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:40:17,014 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:40:17,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i [2024-12-02 10:40:20,456 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/data/83f14f672/57d1995b44de4d41963abf6b980fcfc0/FLAG6ff95ffa5 [2024-12-02 10:40:20,690 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:40:20,691 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i [2024-12-02 10:40:20,700 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/data/83f14f672/57d1995b44de4d41963abf6b980fcfc0/FLAG6ff95ffa5 [2024-12-02 10:40:21,012 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/data/83f14f672/57d1995b44de4d41963abf6b980fcfc0 [2024-12-02 10:40:21,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:40:21,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:40:21,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:40:21,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:40:21,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:40:21,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c3a14e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21, skipping insertion in model container [2024-12-02 10:40:21,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,040 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:40:21,182 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_c07baacf-03fd-48a6-82d7-749df63955bf/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i[919,932] [2024-12-02 10:40:21,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:40:21,269 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:40:21,281 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_c07baacf-03fd-48a6-82d7-749df63955bf/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i[919,932] [2024-12-02 10:40:21,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:40:21,344 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:40:21,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21 WrapperNode [2024-12-02 10:40:21,345 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:40:21,346 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:40:21,346 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:40:21,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:40:21,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,368 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,413 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 170 [2024-12-02 10:40:21,414 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:40:21,414 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:40:21,414 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:40:21,415 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:40:21,426 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,430 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,453 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]. [2024-12-02 10:40:21,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,465 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,468 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,473 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,479 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:40:21,485 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:40:21,485 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:40:21,485 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:40:21,486 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (1/1) ... [2024-12-02 10:40:21,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:40:21,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:40:21,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:40:21,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:40:21,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:40:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:40:21,557 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:40:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 10:40:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:40:21,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:40:21,652 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:40:21,655 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:40:22,089 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-02 10:40:22,089 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:40:22,102 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:40:22,102 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 10:40:22,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:40:22 BoogieIcfgContainer [2024-12-02 10:40:22,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:40:22,105 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:40:22,105 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:40:22,111 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:40:22,112 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:40:21" (1/3) ... [2024-12-02 10:40:22,112 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d3b8414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:40:22, skipping insertion in model container [2024-12-02 10:40:22,113 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:21" (2/3) ... [2024-12-02 10:40:22,113 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d3b8414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:40:22, skipping insertion in model container [2024-12-02 10:40:22,113 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:40:22" (3/3) ... [2024-12-02 10:40:22,115 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i [2024-12-02 10:40:22,139 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:40:22,141 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 10:40:22,204 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:40:22,219 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;@7d334ece, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:40:22,219 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:40:22,224 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-12-02 10:40:22,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 10:40:22,237 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:22,238 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:22,239 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:22,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:22,245 INFO L85 PathProgramCache]: Analyzing trace with hash -2104169264, now seen corresponding path program 1 times [2024-12-02 10:40:22,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:40:22,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121186818] [2024-12-02 10:40:22,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:22,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:40:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2024-12-02 10:40:22,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:40:22,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121186818] [2024-12-02 10:40:22,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121186818] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:40:22,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1751330199] [2024-12-02 10:40:22,581 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:22,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:40:22,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:40:22,584 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:40:22,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 10:40:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:22,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:40:22,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:40:22,804 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2024-12-02 10:40:22,804 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:40:22,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1751330199] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:40:22,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:40:22,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 10:40:22,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893628280] [2024-12-02 10:40:22,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:40:22,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:40:22,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:40:22,829 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:40:22,829 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:40:22,831 INFO L87 Difference]: Start difference. First operand has 75 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 10:40:22,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:22,859 INFO L93 Difference]: Finished difference Result 143 states and 242 transitions. [2024-12-02 10:40:22,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:40:22,861 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 130 [2024-12-02 10:40:22,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:22,867 INFO L225 Difference]: With dead ends: 143 [2024-12-02 10:40:22,867 INFO L226 Difference]: Without dead ends: 71 [2024-12-02 10:40:22,870 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:40:22,873 INFO L435 NwaCegarLoop]: 107 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, 107 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 [2024-12-02 10:40:22,874 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:40:22,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-12-02 10:40:22,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2024-12-02 10:40:22,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 51 states have (on average 1.392156862745098) internal successors, (71), 51 states have internal predecessors, (71), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-12-02 10:40:22,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 107 transitions. [2024-12-02 10:40:22,913 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 107 transitions. Word has length 130 [2024-12-02 10:40:22,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:22,913 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 107 transitions. [2024-12-02 10:40:22,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 10:40:22,914 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2024-12-02 10:40:22,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:40:22,917 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:22,917 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:22,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 10:40:23,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 10:40:23,118 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:23,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:23,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1684092833, now seen corresponding path program 1 times [2024-12-02 10:40:23,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:40:23,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072763028] [2024-12-02 10:40:23,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:23,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:40:23,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:23,494 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-12-02 10:40:23,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:40:23,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072763028] [2024-12-02 10:40:23,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072763028] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:40:23,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:40:23,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:40:23,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204295906] [2024-12-02 10:40:23,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:40:23,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:40:23,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:40:23,497 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:40:23,498 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:40:23,498 INFO L87 Difference]: Start difference. First operand 71 states and 107 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-12-02 10:40:23,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:23,763 INFO L93 Difference]: Finished difference Result 184 states and 275 transitions. [2024-12-02 10:40:23,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:40:23,764 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 131 [2024-12-02 10:40:23,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:23,767 INFO L225 Difference]: With dead ends: 184 [2024-12-02 10:40:23,767 INFO L226 Difference]: Without dead ends: 116 [2024-12-02 10:40:23,768 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:40:23,769 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 57 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:40:23,769 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 304 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 10:40:23,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-12-02 10:40:23,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 113. [2024-12-02 10:40:23,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 80 states have (on average 1.35) internal successors, (108), 81 states have internal predecessors, (108), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 10:40:23,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 168 transitions. [2024-12-02 10:40:23,790 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 168 transitions. Word has length 131 [2024-12-02 10:40:23,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:23,790 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 168 transitions. [2024-12-02 10:40:23,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-12-02 10:40:23,791 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 168 transitions. [2024-12-02 10:40:23,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:40:23,793 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:23,793 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:23,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 10:40:23,794 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:23,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:23,794 INFO L85 PathProgramCache]: Analyzing trace with hash 921930721, now seen corresponding path program 1 times [2024-12-02 10:40:23,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:40:23,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728840709] [2024-12-02 10:40:23,795 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:23,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:40:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:23,985 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-12-02 10:40:23,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:40:23,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728840709] [2024-12-02 10:40:23,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728840709] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:40:23,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:40:23,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:40:23,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655719993] [2024-12-02 10:40:23,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:40:23,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:40:23,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:40:23,988 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:40:23,988 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:40:23,988 INFO L87 Difference]: Start difference. First operand 113 states and 168 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-12-02 10:40:24,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:24,018 INFO L93 Difference]: Finished difference Result 223 states and 333 transitions. [2024-12-02 10:40:24,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:40:24,019 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 131 [2024-12-02 10:40:24,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:24,023 INFO L225 Difference]: With dead ends: 223 [2024-12-02 10:40:24,023 INFO L226 Difference]: Without dead ends: 113 [2024-12-02 10:40:24,025 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:40:24,026 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:40:24,026 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 206 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:40:24,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-12-02 10:40:24,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2024-12-02 10:40:24,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 80 states have (on average 1.325) internal successors, (106), 81 states have internal predecessors, (106), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 10:40:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 166 transitions. [2024-12-02 10:40:24,047 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 166 transitions. Word has length 131 [2024-12-02 10:40:24,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:24,048 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 166 transitions. [2024-12-02 10:40:24,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-12-02 10:40:24,048 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 166 transitions. [2024-12-02 10:40:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:40:24,051 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:24,051 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:24,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 10:40:24,052 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:24,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:24,053 INFO L85 PathProgramCache]: Analyzing trace with hash 335124707, now seen corresponding path program 1 times [2024-12-02 10:40:24,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:40:24,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812121244] [2024-12-02 10:40:24,053 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:24,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:40:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:25,096 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-12-02 10:40:25,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:40:25,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812121244] [2024-12-02 10:40:25,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812121244] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:40:25,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:40:25,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 10:40:25,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738648790] [2024-12-02 10:40:25,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:40:25,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 10:40:25,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:40:25,099 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 10:40:25,099 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-12-02 10:40:25,099 INFO L87 Difference]: Start difference. First operand 113 states and 166 transitions. Second operand has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 10:40:26,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:26,272 INFO L93 Difference]: Finished difference Result 508 states and 733 transitions. [2024-12-02 10:40:26,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 10:40:26,273 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 131 [2024-12-02 10:40:26,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:26,278 INFO L225 Difference]: With dead ends: 508 [2024-12-02 10:40:26,278 INFO L226 Difference]: Without dead ends: 398 [2024-12-02 10:40:26,279 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-12-02 10:40:26,280 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 349 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 431 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 10:40:26,280 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [349 Valid, 431 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 431 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 10:40:26,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2024-12-02 10:40:26,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 242. [2024-12-02 10:40:26,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 169 states have (on average 1.301775147928994) internal successors, (220), 172 states have internal predecessors, (220), 66 states have call successors, (66), 6 states have call predecessors, (66), 6 states have return successors, (66), 63 states have call predecessors, (66), 66 states have call successors, (66) [2024-12-02 10:40:26,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 352 transitions. [2024-12-02 10:40:26,355 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 352 transitions. Word has length 131 [2024-12-02 10:40:26,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:26,356 INFO L471 AbstractCegarLoop]: Abstraction has 242 states and 352 transitions. [2024-12-02 10:40:26,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 10:40:26,356 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 352 transitions. [2024-12-02 10:40:26,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:40:26,359 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:26,359 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:26,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 10:40:26,360 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:26,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:26,361 INFO L85 PathProgramCache]: Analyzing trace with hash 392383009, now seen corresponding path program 1 times [2024-12-02 10:40:26,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:40:26,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127844537] [2024-12-02 10:40:26,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:26,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:40:26,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:26,709 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 24 proven. 27 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-12-02 10:40:26,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:40:26,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127844537] [2024-12-02 10:40:26,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127844537] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:40:26,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [499863589] [2024-12-02 10:40:26,709 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:26,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:40:26,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:40:26,712 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:40:26,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 10:40:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:26,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 10:40:26,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:40:27,085 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 321 proven. 27 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-12-02 10:40:27,085 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:40:27,354 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 24 proven. 27 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-12-02 10:40:27,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [499863589] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:40:27,354 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 10:40:27,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-12-02 10:40:27,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412112545] [2024-12-02 10:40:27,355 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 10:40:27,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 10:40:27,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:40:27,357 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 10:40:27,357 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:40:27,357 INFO L87 Difference]: Start difference. First operand 242 states and 352 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 10:40:27,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:27,568 INFO L93 Difference]: Finished difference Result 376 states and 534 transitions. [2024-12-02 10:40:27,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 10:40:27,569 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 131 [2024-12-02 10:40:27,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:27,571 INFO L225 Difference]: With dead ends: 376 [2024-12-02 10:40:27,572 INFO L226 Difference]: Without dead ends: 181 [2024-12-02 10:40:27,573 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 259 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-12-02 10:40:27,574 INFO L435 NwaCegarLoop]: 73 mSDtfsCounter, 55 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:40:27,574 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 182 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:40:27,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2024-12-02 10:40:27,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 159. [2024-12-02 10:40:27,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 103 states have (on average 1.1941747572815533) internal successors, (123), 105 states have internal predecessors, (123), 48 states have call successors, (48), 7 states have call predecessors, (48), 7 states have return successors, (48), 46 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 10:40:27,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 219 transitions. [2024-12-02 10:40:27,605 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 219 transitions. Word has length 131 [2024-12-02 10:40:27,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:27,605 INFO L471 AbstractCegarLoop]: Abstraction has 159 states and 219 transitions. [2024-12-02 10:40:27,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 10:40:27,606 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 219 transitions. [2024-12-02 10:40:27,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:40:27,608 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:27,608 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:27,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 10:40:27,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:40:27,810 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:27,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:27,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1236318173, now seen corresponding path program 1 times [2024-12-02 10:40:27,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:40:27,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394577833] [2024-12-02 10:40:27,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:27,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:40:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:28,578 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-12-02 10:40:28,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:40:28,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394577833] [2024-12-02 10:40:28,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394577833] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:40:28,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:40:28,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 10:40:28,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247857485] [2024-12-02 10:40:28,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:40:28,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 10:40:28,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:40:28,580 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 10:40:28,581 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:40:28,581 INFO L87 Difference]: Start difference. First operand 159 states and 219 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 10:40:29,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:29,407 INFO L93 Difference]: Finished difference Result 409 states and 548 transitions. [2024-12-02 10:40:29,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:40:29,408 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 131 [2024-12-02 10:40:29,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:29,411 INFO L225 Difference]: With dead ends: 409 [2024-12-02 10:40:29,411 INFO L226 Difference]: Without dead ends: 293 [2024-12-02 10:40:29,412 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-12-02 10:40:29,413 INFO L435 NwaCegarLoop]: 97 mSDtfsCounter, 231 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:40:29,413 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 184 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 10:40:29,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2024-12-02 10:40:29,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 133. [2024-12-02 10:40:29,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 96 states have (on average 1.2291666666666667) internal successors, (118), 97 states have internal predecessors, (118), 30 states have call successors, (30), 6 states have call predecessors, (30), 6 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 10:40:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 178 transitions. [2024-12-02 10:40:29,454 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 178 transitions. Word has length 131 [2024-12-02 10:40:29,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:29,455 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 178 transitions. [2024-12-02 10:40:29,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 10:40:29,455 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 178 transitions. [2024-12-02 10:40:29,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:40:29,457 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:29,457 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:29,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 10:40:29,457 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:29,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:29,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1179059871, now seen corresponding path program 1 times [2024-12-02 10:40:29,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:40:29,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483684107] [2024-12-02 10:40:29,458 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:29,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:40:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:29,733 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-12-02 10:40:29,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:40:29,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483684107] [2024-12-02 10:40:29,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483684107] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:40:29,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:40:29,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 10:40:29,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800414414] [2024-12-02 10:40:29,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:40:29,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 10:40:29,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:40:29,735 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 10:40:29,735 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:40:29,735 INFO L87 Difference]: Start difference. First operand 133 states and 178 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-12-02 10:40:29,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:29,866 INFO L93 Difference]: Finished difference Result 357 states and 481 transitions. [2024-12-02 10:40:29,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 10:40:29,867 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 131 [2024-12-02 10:40:29,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:29,869 INFO L225 Difference]: With dead ends: 357 [2024-12-02 10:40:29,869 INFO L226 Difference]: Without dead ends: 219 [2024-12-02 10:40:29,869 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 10:40:29,870 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 65 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:40:29,870 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 293 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 10:40:29,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2024-12-02 10:40:29,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 134. [2024-12-02 10:40:29,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 97 states have (on average 1.2268041237113403) internal successors, (119), 98 states have internal predecessors, (119), 30 states have call successors, (30), 6 states have call predecessors, (30), 6 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 10:40:29,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 179 transitions. [2024-12-02 10:40:29,896 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 179 transitions. Word has length 131 [2024-12-02 10:40:29,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:29,897 INFO L471 AbstractCegarLoop]: Abstraction has 134 states and 179 transitions. [2024-12-02 10:40:29,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-12-02 10:40:29,897 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 179 transitions. [2024-12-02 10:40:29,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:40:29,899 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:29,900 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:29,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 10:40:29,900 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:29,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:29,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1310469091, now seen corresponding path program 1 times [2024-12-02 10:40:29,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:40:29,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149965017] [2024-12-02 10:40:29,901 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:29,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:40:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 10:40:29,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1681029048] [2024-12-02 10:40:29,977 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:29,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:40:29,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:40:29,979 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:40:29,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 10:40:30,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:40:30,202 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 10:40:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:40:30,340 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 10:40:30,340 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 10:40:30,341 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 10:40:30,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 10:40:30,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:40:30,547 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:30,649 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 10:40:30,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 10:40:30 BoogieIcfgContainer [2024-12-02 10:40:30,654 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 10:40:30,654 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 10:40:30,654 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 10:40:30,655 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 10:40:30,655 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:40:22" (3/4) ... [2024-12-02 10:40:30,658 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 10:40:30,659 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 10:40:30,660 INFO L158 Benchmark]: Toolchain (without parser) took 9643.92ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 92.4MB in the beginning and 66.7MB in the end (delta: 25.7MB). Peak memory consumption was 117.9MB. Max. memory is 16.1GB. [2024-12-02 10:40:30,661 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:40:30,661 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.09ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 76.9MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 10:40:30,662 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.58ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 72.5MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:40:30,662 INFO L158 Benchmark]: Boogie Preprocessor took 70.00ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 65.5MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:40:30,663 INFO L158 Benchmark]: RCFGBuilder took 617.53ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 39.8MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 10:40:30,663 INFO L158 Benchmark]: TraceAbstraction took 8548.25ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 39.3MB in the beginning and 69.0MB in the end (delta: -29.7MB). Peak memory consumption was 67.5MB. Max. memory is 16.1GB. [2024-12-02 10:40:30,664 INFO L158 Benchmark]: Witness Printer took 5.09ms. Allocated memory is still 209.7MB. Free memory was 66.7MB in the beginning and 66.7MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:40:30,666 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.09ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 76.9MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.58ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 72.5MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 70.00ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 65.5MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 617.53ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 39.8MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 8548.25ms. Allocated memory was 117.4MB in the beginning and 209.7MB in the end (delta: 92.3MB). Free memory was 39.3MB in the beginning and 69.0MB in the end (delta: -29.7MB). Peak memory consumption was 67.5MB. Max. memory is 16.1GB. * Witness Printer took 5.09ms. Allocated memory is still 209.7MB. Free memory was 66.7MB in the beginning and 66.7MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 160, overapproximation of someBinaryFLOATComparisonOperation at line 153, overapproximation of someBinaryFLOATComparisonOperation at line 152, overapproximation of someBinaryFLOATComparisonOperation at line 144, overapproximation of someUnaryDOUBLEoperation at line 35, overapproximation of someBinaryDOUBLEComparisonOperation at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] signed short int var_1_4 = -200; [L24] unsigned short int var_1_8 = 5; [L25] unsigned char var_1_9 = 1; [L26] unsigned char var_1_10 = 0; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 16; [L29] unsigned char var_1_15 = 50; [L30] unsigned short int var_1_16 = 1; [L31] float var_1_17 = 25.4; [L32] float var_1_20 = 1.6; [L33] unsigned short int var_1_21 = 0; [L34] float var_1_24 = 128.5; [L35] double var_1_25 = -0.5; [L36] signed long int var_1_26 = 4; [L37] signed char var_1_27 = 2; [L38] signed char var_1_28 = -16; [L39] signed char var_1_29 = 0; [L40] unsigned char var_1_30 = 0; [L41] unsigned long int var_1_34 = 50; [L42] double var_1_35 = 31.1; [L43] unsigned long int var_1_37 = 64; [L44] signed long int var_1_38 = 8; [L45] float var_1_39 = 200.6; [L46] unsigned short int var_1_40 = 2; [L47] signed char var_1_42 = -4; [L48] double var_1_43 = 2.75; [L49] signed char var_1_45 = 32; [L50] unsigned long int var_1_46 = 32; [L51] signed long int var_1_47 = -256; [L52] unsigned char last_1_var_1_9 = 1; [L53] float last_1_var_1_24 = 128.5; VAL [isInitial=0, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=-200, var_1_8=5, var_1_9=1] [L164] isInitial = 1 [L165] FCALL initially() [L167] CALL updateLastVariables() [L156] last_1_var_1_9 = var_1_9 [L157] last_1_var_1_24 = var_1_24 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=-200, var_1_8=5, var_1_9=1] [L167] RET updateLastVariables() [L168] CALL updateVariables() [L127] var_1_4 = __VERIFIER_nondet_short() [L128] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=5, var_1_9=1] [L128] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=5, var_1_9=1] [L129] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=5, var_1_9=1] [L129] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=5, var_1_9=1] [L130] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=5, var_1_9=1] [L130] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=5, var_1_9=1] [L131] var_1_8 = __VERIFIER_nondet_ushort() [L132] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_9=1] [L132] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_9=1] [L133] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L133] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L134] var_1_10 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L135] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L136] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L136] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L137] var_1_11 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L138] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L139] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L139] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L140] var_1_15 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L141] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L142] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L142] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L143] var_1_20 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L144] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L145] var_1_28 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_28 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L146] RET assume_abort_if_not(var_1_28 >= -126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L147] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L147] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L148] var_1_29 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L149] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L150] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L151] var_1_39 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_39 >= -922337.2036854776000e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L152] RET assume_abort_if_not((var_1_39 >= -922337.2036854776000e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L153] CALL assume_abort_if_not(var_1_39 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L153] RET assume_abort_if_not(var_1_39 != 0.0F) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L168] RET updateVariables() [L169] CALL step() [L57] COND FALSE !((last_1_var_1_9 && var_1_11) && (50 > var_1_8)) [L64] var_1_12 = var_1_15 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L66] COND TRUE var_1_11 || var_1_10 [L67] var_1_42 = 1 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L69] unsigned char stepLocal_1 = var_1_10; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_1=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=1] [L70] COND TRUE (var_1_12 != var_1_4) || stepLocal_1 [L71] var_1_9 = var_1_11 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L73] COND FALSE !(var_1_9 && var_1_9) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L76] var_1_35 = var_1_20 [L77] var_1_26 = var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=2, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L78] COND FALSE !((var_1_11 && var_1_9) && (var_1_12 > var_1_16)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=2, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L81] EXPR var_1_8 | var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=2, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L81] COND FALSE !(var_1_28 > (var_1_8 | var_1_12)) [L84] COND FALSE !((var_1_9 && var_1_11) && var_1_9) [L87] var_1_21 = ((23370 - var_1_15) + var_1_12) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L89] var_1_27 = (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) - var_1_29) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L90] COND FALSE !((((((var_1_20 / var_1_39)) > (var_1_24)) ? ((var_1_20 / var_1_39)) : (var_1_24))) > 100.3) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L95] signed long int stepLocal_2 = -4; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L96] COND FALSE !(! (-4 < var_1_12)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L99] COND FALSE !(stepLocal_2 > var_1_21) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L103] var_1_16 = (((((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) < (var_1_15)) ? ((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) : (var_1_15))) [L104] var_1_46 = var_1_15 [L105] var_1_25 = var_1_20 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=4, var_1_17=127/5, var_1_1=128, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=4, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L106] COND FALSE !(var_1_28 > var_1_12) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=4, var_1_17=127/5, var_1_1=128, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=4, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L111] unsigned short int stepLocal_0 = var_1_16; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_0=4, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=4, var_1_17=127/5, var_1_1=128, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=4, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L112] COND TRUE ((var_1_16 * var_1_16) / var_1_4) <= stepLocal_0 [L113] var_1_1 = var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=4, var_1_17=127/5, var_1_1=4, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=4, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L117] COND FALSE !(var_1_12 > ((var_1_29 >> 1) + var_1_15)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=4, var_1_17=127/5, var_1_1=4, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=4, var_1_47=-256, var_1_4=17, var_1_8=0, var_1_9=0] [L120] var_1_47 = var_1_4 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=4, var_1_17=127/5, var_1_1=4, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=4, var_1_47=17, var_1_4=17, var_1_8=0, var_1_9=0] [L121] COND FALSE !((var_1_16 - ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) < (var_1_12 - var_1_16)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=4, var_1_17=127/5, var_1_1=4, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=4, var_1_47=17, var_1_4=17, var_1_8=0, var_1_9=0] [L124] var_1_45 = var_1_28 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=4, var_1_17=127/5, var_1_1=4, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=0, var_1_46=4, var_1_47=17, var_1_4=17, var_1_8=0, var_1_9=0] [L169] RET step() [L170] CALL, EXPR property() [L160-L161] return (((((((((((var_1_16 * var_1_16) / var_1_4) <= var_1_16) ? (var_1_1 == ((unsigned short int) var_1_12)) : (var_1_1 == ((unsigned short int) (var_1_12 + var_1_12)))) && (((var_1_12 != var_1_4) || var_1_10) ? (var_1_9 == ((unsigned char) var_1_11)) : 1)) && (((last_1_var_1_9 && var_1_11) && (50 > var_1_8)) ? (((- last_1_var_1_24) < last_1_var_1_24) ? (last_1_var_1_9 ? (var_1_12 == ((unsigned char) 5)) : 1) : 1) : (var_1_12 == ((unsigned char) var_1_15)))) && (var_1_16 == ((unsigned short int) (((((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) < (var_1_15)) ? ((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) : (var_1_15)))))) && (((var_1_16 - ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) < (var_1_12 - var_1_16)) ? (var_1_17 == ((float) var_1_20)) : 1)) && (((var_1_9 && var_1_11) && var_1_9) ? (var_1_21 == ((unsigned short int) (var_1_26 + (var_1_15 + ((((var_1_12) > (var_1_12)) ? (var_1_12) : (var_1_12))))))) : (var_1_21 == ((unsigned short int) ((23370 - var_1_15) + var_1_12))))) && ((! (-4 < var_1_12)) ? (var_1_24 == ((float) var_1_20)) : ((-4 > var_1_21) ? (var_1_24 == ((float) 10.6f)) : 1))) && (var_1_25 == ((double) var_1_20))) && (var_1_26 == ((signed long int) var_1_12)) ; VAL [\result=0, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=4, var_1_17=127/5, var_1_1=4, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=0, var_1_46=4, var_1_47=17, var_1_4=17, var_1_8=0, var_1_9=0] [L170] RET, EXPR property() [L170] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=4, var_1_17=127/5, var_1_1=4, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=0, var_1_46=4, var_1_47=17, var_1_4=17, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=4, var_1_15=4, var_1_16=4, var_1_17=127/5, var_1_1=4, var_1_20=2, var_1_21=23370, var_1_24=257/2, var_1_25=2, var_1_26=4, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=1, var_1_43=11/4, var_1_45=0, var_1_46=4, var_1_47=17, var_1_4=17, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.4s, OverallIterations: 8, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 764 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 757 mSDsluCounter, 1707 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 969 mSDsCounter, 341 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 928 IncrementalHoareTripleChecker+Invalid, 1269 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 341 mSolverCounterUnsat, 738 mSDtfsCounter, 928 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 449 GetRequests, 414 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=4, InterpolantAutomatonStates: 37, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 426 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 1439 NumberOfCodeBlocks, 1439 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1298 ConstructedInterpolants, 0 QuantifiedInterpolants, 3204 SizeOfPredicates, 1 NumberOfNonLiveVariables, 675 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 6005/6120 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 [2024-12-02 10:40:30,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1 --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 d3471d5ae5f1099f9615a7bd6584823d63dd4d8febcf8f5494b59eb9e166fe71 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:40:33,162 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:40:33,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 10:40:33,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:40:33,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:40:33,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:40:33,315 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:40:33,315 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:40:33,315 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:40:33,316 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:40:33,316 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:40:33,316 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:40:33,316 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:40:33,317 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:40:33,317 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:40:33,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:40:33,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:40:33,317 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:40:33,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:40:33,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:40:33,318 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:40:33,318 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:40:33,318 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:40:33,318 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 10:40:33,318 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 10:40:33,318 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 10:40:33,318 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:40:33,318 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:40:33,318 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:40:33,319 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:40:33,319 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:40:33,319 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:40:33,319 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:40:33,319 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:40:33,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:40:33,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:40:33,319 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:40:33,320 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:40:33,320 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:40:33,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:40:33,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:40:33,320 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:40:33,320 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:40:33,320 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:40:33,320 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 10:40:33,321 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 10:40:33,321 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:40:33,321 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:40:33,321 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:40:33,321 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:40:33,321 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_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1 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 -> d3471d5ae5f1099f9615a7bd6584823d63dd4d8febcf8f5494b59eb9e166fe71 [2024-12-02 10:40:33,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:40:33,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:40:33,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:40:33,652 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:40:33,653 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:40:33,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i [2024-12-02 10:40:37,025 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/data/2f57f848a/c5ce2f3326d4436a9c9672653d2571df/FLAGcc0afd430 [2024-12-02 10:40:37,268 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:40:37,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i [2024-12-02 10:40:37,280 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/data/2f57f848a/c5ce2f3326d4436a9c9672653d2571df/FLAGcc0afd430 [2024-12-02 10:40:37,297 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/data/2f57f848a/c5ce2f3326d4436a9c9672653d2571df [2024-12-02 10:40:37,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:40:37,301 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:40:37,302 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:40:37,302 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:40:37,307 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:40:37,307 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,308 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@570ca123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37, skipping insertion in model container [2024-12-02 10:40:37,308 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,332 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:40:37,467 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_c07baacf-03fd-48a6-82d7-749df63955bf/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i[919,932] [2024-12-02 10:40:37,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:40:37,562 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:40:37,572 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_c07baacf-03fd-48a6-82d7-749df63955bf/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i[919,932] [2024-12-02 10:40:37,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:40:37,632 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:40:37,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37 WrapperNode [2024-12-02 10:40:37,633 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:40:37,634 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:40:37,634 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:40:37,634 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:40:37,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,655 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,685 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2024-12-02 10:40:37,685 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:40:37,686 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:40:37,686 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:40:37,686 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:40:37,696 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,700 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,712 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]. [2024-12-02 10:40:37,712 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,724 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:40:37,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:40:37,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:40:37,741 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:40:37,742 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (1/1) ... [2024-12-02 10:40:37,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:40:37,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:40:37,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:40:37,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:40:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:40:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 10:40:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:40:37,811 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:40:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:40:37,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:40:37,910 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:40:37,912 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:40:41,636 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-02 10:40:41,636 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:40:41,645 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:40:41,646 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 10:40:41,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:40:41 BoogieIcfgContainer [2024-12-02 10:40:41,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:40:41,648 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:40:41,648 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:40:41,653 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:40:41,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:40:37" (1/3) ... [2024-12-02 10:40:41,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6667fc5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:40:41, skipping insertion in model container [2024-12-02 10:40:41,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:40:37" (2/3) ... [2024-12-02 10:40:41,654 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6667fc5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:40:41, skipping insertion in model container [2024-12-02 10:40:41,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:40:41" (3/3) ... [2024-12-02 10:40:41,655 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i [2024-12-02 10:40:41,669 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:40:41,670 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-40.i that has 2 procedures, 72 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 10:40:41,719 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:40:41,729 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;@22424638, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:40:41,729 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:40:41,733 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 51 states have (on average 1.4509803921568627) internal successors, (74), 52 states have internal predecessors, (74), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-12-02 10:40:41,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-02 10:40:41,742 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:41,742 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:41,743 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:41,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:41,747 INFO L85 PathProgramCache]: Analyzing trace with hash 11084924, now seen corresponding path program 1 times [2024-12-02 10:40:41,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:40:41,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1197863185] [2024-12-02 10:40:41,757 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:41,758 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 [2024-12-02 10:40:41,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:40:41,760 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:40:41,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:40:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:42,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:40:42,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:40:42,354 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2024-12-02 10:40:42,354 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:40:42,354 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:40:42,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1197863185] [2024-12-02 10:40:42,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1197863185] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:40:42,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:40:42,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 10:40:42,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570711365] [2024-12-02 10:40:42,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:40:42,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:40:42,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:40:42,381 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:40:42,381 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:40:42,383 INFO L87 Difference]: Start difference. First operand has 72 states, 51 states have (on average 1.4509803921568627) internal successors, (74), 52 states have internal predecessors, (74), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 10:40:42,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:42,411 INFO L93 Difference]: Finished difference Result 137 states and 232 transitions. [2024-12-02 10:40:42,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:40:42,413 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 129 [2024-12-02 10:40:42,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:42,418 INFO L225 Difference]: With dead ends: 137 [2024-12-02 10:40:42,419 INFO L226 Difference]: Without dead ends: 68 [2024-12-02 10:40:42,423 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:40:42,426 INFO L435 NwaCegarLoop]: 102 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, 102 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 [2024-12-02 10:40:42,427 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:40:42,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2024-12-02 10:40:42,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2024-12-02 10:40:42,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 48 states have (on average 1.375) internal successors, (66), 48 states have internal predecessors, (66), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-12-02 10:40:42,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 102 transitions. [2024-12-02 10:40:42,473 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 102 transitions. Word has length 129 [2024-12-02 10:40:42,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:42,474 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 102 transitions. [2024-12-02 10:40:42,474 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 10:40:42,474 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 102 transitions. [2024-12-02 10:40:42,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 10:40:42,477 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:42,478 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:42,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:40:42,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:40:42,679 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:42,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:42,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1149153805, now seen corresponding path program 1 times [2024-12-02 10:40:42,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:40:42,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1829796823] [2024-12-02 10:40:42,681 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:42,681 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 [2024-12-02 10:40:42,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:40:42,684 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:40:42,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:40:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:43,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 10:40:43,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:40:43,671 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 321 proven. 27 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-12-02 10:40:43,672 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:40:44,254 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 24 proven. 27 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-12-02 10:40:44,254 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:40:44,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1829796823] [2024-12-02 10:40:44,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1829796823] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:40:44,254 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:40:44,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-12-02 10:40:44,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882205482] [2024-12-02 10:40:44,255 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:40:44,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 10:40:44,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:40:44,258 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 10:40:44,258 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 10:40:44,259 INFO L87 Difference]: Start difference. First operand 68 states and 102 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 10:40:45,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:45,786 INFO L93 Difference]: Finished difference Result 210 states and 306 transitions. [2024-12-02 10:40:45,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 10:40:45,787 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 130 [2024-12-02 10:40:45,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:45,790 INFO L225 Difference]: With dead ends: 210 [2024-12-02 10:40:45,790 INFO L226 Difference]: Without dead ends: 145 [2024-12-02 10:40:45,792 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 252 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2024-12-02 10:40:45,793 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 312 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:40:45,793 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 282 Invalid, 322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 10:40:45,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-12-02 10:40:45,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 135. [2024-12-02 10:40:45,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 94 states have (on average 1.2659574468085106) internal successors, (119), 94 states have internal predecessors, (119), 36 states have call successors, (36), 4 states have call predecessors, (36), 4 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-12-02 10:40:45,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 191 transitions. [2024-12-02 10:40:45,826 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 191 transitions. Word has length 130 [2024-12-02 10:40:45,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:45,827 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 191 transitions. [2024-12-02 10:40:45,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 10:40:45,827 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 191 transitions. [2024-12-02 10:40:45,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 10:40:45,830 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:45,830 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:45,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0 [2024-12-02 10:40:46,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:40:46,031 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:46,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:46,032 INFO L85 PathProgramCache]: Analyzing trace with hash 552875053, now seen corresponding path program 1 times [2024-12-02 10:40:46,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:40:46,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1368515257] [2024-12-02 10:40:46,033 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:46,033 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 [2024-12-02 10:40:46,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:40:46,036 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:40:46,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 (4)] Waiting until timeout for monitored process [2024-12-02 10:40:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:46,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 10:40:46,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:40:46,580 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-12-02 10:40:46,581 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:40:46,581 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:40:46,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1368515257] [2024-12-02 10:40:46,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1368515257] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:40:46,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:40:46,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:40:46,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954295936] [2024-12-02 10:40:46,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:40:46,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:40:46,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:40:46,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:40:46,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:40:46,584 INFO L87 Difference]: Start difference. First operand 135 states and 191 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-12-02 10:40:46,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:46,815 INFO L93 Difference]: Finished difference Result 267 states and 379 transitions. [2024-12-02 10:40:46,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:40:46,827 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 130 [2024-12-02 10:40:46,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:46,830 INFO L225 Difference]: With dead ends: 267 [2024-12-02 10:40:46,830 INFO L226 Difference]: Without dead ends: 135 [2024-12-02 10:40:46,831 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:40:46,832 INFO L435 NwaCegarLoop]: 93 mSDtfsCounter, 0 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 10:40:46,833 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 182 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 10:40:46,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2024-12-02 10:40:46,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2024-12-02 10:40:46,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 94 states have (on average 1.2446808510638299) internal successors, (117), 94 states have internal predecessors, (117), 36 states have call successors, (36), 4 states have call predecessors, (36), 4 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-12-02 10:40:46,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 189 transitions. [2024-12-02 10:40:46,858 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 189 transitions. Word has length 130 [2024-12-02 10:40:46,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:46,859 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 189 transitions. [2024-12-02 10:40:46,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-12-02 10:40:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 189 transitions. [2024-12-02 10:40:46,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 10:40:46,863 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:46,863 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:46,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 (4)] Ended with exit code 0 [2024-12-02 10:40:47,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:40:47,064 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:47,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:47,064 INFO L85 PathProgramCache]: Analyzing trace with hash -33930961, now seen corresponding path program 1 times [2024-12-02 10:40:47,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:40:47,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1605599096] [2024-12-02 10:40:47,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:47,065 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 [2024-12-02 10:40:47,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:40:47,068 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:40:47,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 (5)] Waiting until timeout for monitored process [2024-12-02 10:40:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:47,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 10:40:47,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:40:47,893 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-12-02 10:40:47,894 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:40:47,894 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:40:47,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1605599096] [2024-12-02 10:40:47,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1605599096] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:40:47,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:40:47,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 10:40:47,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62261053] [2024-12-02 10:40:47,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:40:47,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 10:40:47,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:40:47,896 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 10:40:47,896 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 10:40:47,896 INFO L87 Difference]: Start difference. First operand 135 states and 189 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-12-02 10:40:49,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:49,164 INFO L93 Difference]: Finished difference Result 415 states and 572 transitions. [2024-12-02 10:40:49,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 10:40:49,165 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 130 [2024-12-02 10:40:49,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:49,169 INFO L225 Difference]: With dead ends: 415 [2024-12-02 10:40:49,169 INFO L226 Difference]: Without dead ends: 283 [2024-12-02 10:40:49,170 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 10:40:49,171 INFO L435 NwaCegarLoop]: 121 mSDtfsCounter, 175 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 10:40:49,171 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 260 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 10:40:49,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2024-12-02 10:40:49,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 185. [2024-12-02 10:40:49,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 122 states have (on average 1.2049180327868851) internal successors, (147), 123 states have internal predecessors, (147), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2024-12-02 10:40:49,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 255 transitions. [2024-12-02 10:40:49,213 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 255 transitions. Word has length 130 [2024-12-02 10:40:49,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:49,214 INFO L471 AbstractCegarLoop]: Abstraction has 185 states and 255 transitions. [2024-12-02 10:40:49,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-12-02 10:40:49,214 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 255 transitions. [2024-12-02 10:40:49,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 10:40:49,216 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:49,216 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:49,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 (5)] Ended with exit code 0 [2024-12-02 10:40:49,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:40:49,417 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:49,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:49,418 INFO L85 PathProgramCache]: Analyzing trace with hash 23327341, now seen corresponding path program 1 times [2024-12-02 10:40:49,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:40:49,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1358276857] [2024-12-02 10:40:49,419 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:49,420 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 [2024-12-02 10:40:49,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:40:49,422 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:40:49,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 (6)] Waiting until timeout for monitored process [2024-12-02 10:40:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:49,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 10:40:49,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:40:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 213 proven. 9 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-12-02 10:40:50,599 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 10:40:51,359 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 42 proven. 9 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-12-02 10:40:51,359 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:40:51,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1358276857] [2024-12-02 10:40:51,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1358276857] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 10:40:51,360 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 10:40:51,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2024-12-02 10:40:51,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58892641] [2024-12-02 10:40:51,360 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 10:40:51,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 10:40:51,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:40:51,362 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 10:40:51,362 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-12-02 10:40:51,362 INFO L87 Difference]: Start difference. First operand 185 states and 255 transitions. Second operand has 11 states, 11 states have (on average 6.454545454545454) internal successors, (71), 11 states have internal predecessors, (71), 2 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-12-02 10:40:54,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:40:54,754 INFO L93 Difference]: Finished difference Result 465 states and 614 transitions. [2024-12-02 10:40:54,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-12-02 10:40:54,755 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.454545454545454) internal successors, (71), 11 states have internal predecessors, (71), 2 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 130 [2024-12-02 10:40:54,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:40:54,759 INFO L225 Difference]: With dead ends: 465 [2024-12-02 10:40:54,759 INFO L226 Difference]: Without dead ends: 319 [2024-12-02 10:40:54,760 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 248 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=196, Invalid=356, Unknown=0, NotChecked=0, Total=552 [2024-12-02 10:40:54,760 INFO L435 NwaCegarLoop]: 66 mSDtfsCounter, 309 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-12-02 10:40:54,761 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [332 Valid, 184 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-12-02 10:40:54,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2024-12-02 10:40:54,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 157. [2024-12-02 10:40:54,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 112 states have (on average 1.1875) internal successors, (133), 112 states have internal predecessors, (133), 36 states have call successors, (36), 8 states have call predecessors, (36), 8 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-12-02 10:40:54,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 205 transitions. [2024-12-02 10:40:54,803 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 205 transitions. Word has length 130 [2024-12-02 10:40:54,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:40:54,804 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 205 transitions. [2024-12-02 10:40:54,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.454545454545454) internal successors, (71), 11 states have internal predecessors, (71), 2 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-12-02 10:40:54,804 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 205 transitions. [2024-12-02 10:40:54,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 10:40:54,806 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:40:54,807 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:40:54,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 (6)] Ended with exit code 0 [2024-12-02 10:40:55,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 10:40:55,008 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:40:55,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:40:55,009 INFO L85 PathProgramCache]: Analyzing trace with hash -786019285, now seen corresponding path program 1 times [2024-12-02 10:40:55,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:40:55,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [468748308] [2024-12-02 10:40:55,010 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:40:55,010 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 [2024-12-02 10:40:55,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:40:55,013 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 10:40:55,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c07baacf-03fd-48a6-82d7-749df63955bf/bin/uautomizer-verify-84ZbGMXZE1/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 (7)] Waiting until timeout for monitored process [2024-12-02 10:40:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:40:55,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-02 10:40:55,526 INFO L279 TraceCheckSpWp]: Computing forward predicates...