./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_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_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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_924f30a8-036a-466d-98fb-520eb156dcdb/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 ff360ccd3a0ad755a7a964ff9d3582570f4eb182f793226f13b7e89a482a33ba --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:36:32,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:36:32,756 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 07:36:32,760 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:36:32,761 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:36:32,781 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:36:32,782 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:36:32,782 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:36:32,782 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:36:32,782 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:36:32,783 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:36:32,783 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:36:32,783 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:36:32,783 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:36:32,783 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:36:32,783 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:36:32,784 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:36:32,784 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:36:32,784 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:36:32,784 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:36:32,784 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:36:32,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:36:32,784 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:36:32,784 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:36:32,785 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:36:32,785 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:36:32,785 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:36:32,785 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:36:32,785 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:36:32,785 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:36:32,785 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:36:32,785 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:36:32,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:36:32,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:36:32,786 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:36:32,786 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:36:32,786 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:36:32,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:36:32,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:36:32,786 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:36:32,786 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:36:32,786 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:36:32,787 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 07:36:32,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 07:36:32,787 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:36:32,787 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:36:32,787 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:36:32,787 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:36:32,787 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_924f30a8-036a-466d-98fb-520eb156dcdb/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 -> ff360ccd3a0ad755a7a964ff9d3582570f4eb182f793226f13b7e89a482a33ba [2024-12-02 07:36:33,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:36:33,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:36:33,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:36:33,029 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:36:33,030 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:36:33,031 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i [2024-12-02 07:36:35,664 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/data/af6e2c3f1/6620f305c242414f94dfed51bd1f9bc5/FLAG24c183e31 [2024-12-02 07:36:35,877 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:36:35,878 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i [2024-12-02 07:36:35,886 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/data/af6e2c3f1/6620f305c242414f94dfed51bd1f9bc5/FLAG24c183e31 [2024-12-02 07:36:35,902 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/data/af6e2c3f1/6620f305c242414f94dfed51bd1f9bc5 [2024-12-02 07:36:35,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:36:35,906 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:36:35,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:36:35,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:36:35,912 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:36:35,913 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:36:35" (1/1) ... [2024-12-02 07:36:35,914 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da26530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:35, skipping insertion in model container [2024-12-02 07:36:35,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:36:35" (1/1) ... [2024-12-02 07:36:35,933 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:36:36,071 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_924f30a8-036a-466d-98fb-520eb156dcdb/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i[913,926] [2024-12-02 07:36:36,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:36:36,141 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:36:36,153 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_924f30a8-036a-466d-98fb-520eb156dcdb/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i[913,926] [2024-12-02 07:36:36,181 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:36:36,199 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:36:36,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36 WrapperNode [2024-12-02 07:36:36,200 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:36:36,201 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:36:36,201 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:36:36,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:36:36,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,251 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 163 [2024-12-02 07:36:36,251 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:36:36,252 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:36:36,252 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:36:36,252 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:36:36,262 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,265 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,283 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 07:36:36,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,291 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,292 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,303 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:36:36,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:36:36,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:36:36,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:36:36,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (1/1) ... [2024-12-02 07:36:36,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:36:36,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:36:36,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:36:36,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:36:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:36:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:36:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:36:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 07:36:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:36:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:36:36,441 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:36:36,443 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:36:36,712 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-02 07:36:36,712 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:36:36,720 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:36:36,720 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:36:36,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:36:36 BoogieIcfgContainer [2024-12-02 07:36:36,720 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:36:36,722 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:36:36,722 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:36:36,726 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:36:36,726 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:36:35" (1/3) ... [2024-12-02 07:36:36,727 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32d820b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:36:36, skipping insertion in model container [2024-12-02 07:36:36,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:36" (2/3) ... [2024-12-02 07:36:36,727 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32d820b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:36:36, skipping insertion in model container [2024-12-02 07:36:36,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:36:36" (3/3) ... [2024-12-02 07:36:36,729 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-40.i [2024-12-02 07:36:36,743 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:36:36,745 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-40.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:36:36,797 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:36:36,808 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;@66cf79ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:36:36,808 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:36:36,812 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 07:36:36,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-12-02 07:36:36,823 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:36:36,824 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:36:36,824 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:36:36,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:36:36,828 INFO L85 PathProgramCache]: Analyzing trace with hash 890785757, now seen corresponding path program 1 times [2024-12-02 07:36:36,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:36:36,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814060669] [2024-12-02 07:36:36,834 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:36:36,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:36:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:36:37,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-12-02 07:36:37,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:36:37,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814060669] [2024-12-02 07:36:37,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814060669] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:36:37,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:36:37,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 07:36:37,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497890068] [2024-12-02 07:36:37,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:36:37,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:36:37,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:36:37,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:36:37,181 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:36:37,183 INFO L87 Difference]: Start difference. First operand has 76 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-12-02 07:36:37,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:36:37,207 INFO L93 Difference]: Finished difference Result 145 states and 258 transitions. [2024-12-02 07:36:37,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:36:37,208 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 183 [2024-12-02 07:36:37,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:36:37,214 INFO L225 Difference]: With dead ends: 145 [2024-12-02 07:36:37,214 INFO L226 Difference]: Without dead ends: 72 [2024-12-02 07:36:37,217 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 07:36:37,219 INFO L435 NwaCegarLoop]: 108 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, 108 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 07:36:37,220 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:36:37,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-12-02 07:36:37,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-12-02 07:36:37,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 07:36:37,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 108 transitions. [2024-12-02 07:36:37,263 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 108 transitions. Word has length 183 [2024-12-02 07:36:37,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:36:37,265 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 108 transitions. [2024-12-02 07:36:37,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-12-02 07:36:37,266 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2024-12-02 07:36:37,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-12-02 07:36:37,269 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:36:37,270 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:36:37,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 07:36:37,270 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:36:37,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:36:37,271 INFO L85 PathProgramCache]: Analyzing trace with hash -734572988, now seen corresponding path program 1 times [2024-12-02 07:36:37,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:36:37,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818532499] [2024-12-02 07:36:37,271 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:36:37,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:36:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:36:37,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 54 proven. 33 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-12-02 07:36:37,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:36:37,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818532499] [2024-12-02 07:36:37,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818532499] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:36:37,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1240898124] [2024-12-02 07:36:37,753 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:36:37,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:36:37,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:36:37,757 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:36:37,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 07:36:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:36:37,909 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 07:36:37,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:36:38,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 857 proven. 33 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2024-12-02 07:36:38,162 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:36:38,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 54 proven. 33 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-12-02 07:36:38,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1240898124] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 07:36:38,442 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 07:36:38,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-12-02 07:36:38,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698136477] [2024-12-02 07:36:38,443 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 07:36:38,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 07:36:38,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:36:38,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 07:36:38,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:36:38,445 INFO L87 Difference]: Start difference. First operand 72 states and 108 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-12-02 07:36:38,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:36:38,711 INFO L93 Difference]: Finished difference Result 147 states and 216 transitions. [2024-12-02 07:36:38,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 07:36:38,712 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 184 [2024-12-02 07:36:38,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:36:38,714 INFO L225 Difference]: With dead ends: 147 [2024-12-02 07:36:38,714 INFO L226 Difference]: Without dead ends: 78 [2024-12-02 07:36:38,715 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 365 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 07:36:38,716 INFO L435 NwaCegarLoop]: 67 mSDtfsCounter, 43 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:36:38,716 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 138 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:36:38,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-12-02 07:36:38,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 74. [2024-12-02 07:36:38,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 41 states have (on average 1.0975609756097562) internal successors, (45), 41 states have internal predecessors, (45), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 07:36:38,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 105 transitions. [2024-12-02 07:36:38,732 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 105 transitions. Word has length 184 [2024-12-02 07:36:38,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:36:38,733 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 105 transitions. [2024-12-02 07:36:38,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-12-02 07:36:38,733 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2024-12-02 07:36:38,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-12-02 07:36:38,736 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:36:38,737 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:36:38,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 07:36:38,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:36:38,937 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:36:38,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:36:38,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1543919614, now seen corresponding path program 1 times [2024-12-02 07:36:38,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:36:38,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520721260] [2024-12-02 07:36:38,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:36:38,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:36:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 07:36:39,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1248054914] [2024-12-02 07:36:39,039 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:36:39,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:36:39,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:36:39,041 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:36:39,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 07:36:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:36:39,250 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 07:36:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:36:39,415 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 07:36:39,416 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 07:36:39,416 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 07:36:39,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 07:36:39,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-12-02 07:36:39,621 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-12-02 07:36:39,721 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 07:36:39,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:36:39 BoogieIcfgContainer [2024-12-02 07:36:39,724 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 07:36:39,725 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 07:36:39,725 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 07:36:39,725 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 07:36:39,725 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:36:36" (3/4) ... [2024-12-02 07:36:39,728 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 07:36:39,728 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 07:36:39,729 INFO L158 Benchmark]: Toolchain (without parser) took 3823.58ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 117.7MB in the beginning and 331.8MB in the end (delta: -214.1MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-12-02 07:36:39,729 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:36:39,730 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.74ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 103.1MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 07:36:39,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.90ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 99.7MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:36:39,730 INFO L158 Benchmark]: Boogie Preprocessor took 50.81ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 93.5MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 07:36:39,731 INFO L158 Benchmark]: RCFGBuilder took 416.93ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 71.6MB in the end (delta: 21.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 07:36:39,731 INFO L158 Benchmark]: TraceAbstraction took 3002.04ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 71.0MB in the beginning and 331.8MB in the end (delta: -260.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:36:39,731 INFO L158 Benchmark]: Witness Printer took 3.84ms. Allocated memory is still 394.3MB. Free memory was 331.8MB in the beginning and 331.8MB in the end (delta: 17.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 07:36:39,733 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 292.74ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 103.1MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.90ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 99.7MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.81ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 93.5MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 416.93ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 71.6MB in the end (delta: 21.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3002.04ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 71.0MB in the beginning and 331.8MB in the end (delta: -260.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.84ms. Allocated memory is still 394.3MB. Free memory was 331.8MB in the beginning and 331.8MB in the end (delta: 17.7kB). Peak memory consumption was 8.4MB. 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 137, overapproximation of someBinaryFLOATComparisonOperation at line 126, overapproximation of someUnaryDOUBLEoperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 118, overapproximation of someBinaryDOUBLEComparisonOperation at line 137, overapproximation of someBinaryDOUBLEComparisonOperation at line 116. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] signed char var_1_2 = 2; [L24] signed char var_1_3 = -100; [L25] signed short int var_1_4 = -200; [L26] signed long int var_1_5 = -2; [L27] unsigned short int var_1_6 = 32; [L28] unsigned short int var_1_7 = 8; [L29] unsigned short int var_1_8 = 5; [L30] unsigned char var_1_9 = 1; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] unsigned char var_1_12 = 16; [L34] double var_1_13 = 4.8; [L35] double var_1_14 = 8.4; [L36] unsigned char var_1_15 = 50; [L37] unsigned short int var_1_16 = 1; [L38] float var_1_17 = 25.4; [L39] signed long int var_1_19 = 2; [L40] float var_1_20 = 1.6; [L41] unsigned short int var_1_21 = 0; [L42] unsigned short int var_1_22 = 8; [L43] unsigned short int var_1_23 = 16; [L44] float var_1_24 = 128.5; [L45] double var_1_25 = -0.5; [L46] signed long int var_1_26 = 4; VAL [isInitial=0, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=2, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L141] isInitial = 1 [L142] FCALL initially() [L144] FCALL updateLastVariables() [L145] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_char() [L88] CALL assume_abort_if_not(var_1_2 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L88] RET assume_abort_if_not(var_1_2 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L89] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L89] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L90] var_1_3 = __VERIFIER_nondet_char() [L91] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L91] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L92] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L92] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L93] var_1_4 = __VERIFIER_nondet_short() [L94] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L94] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L95] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L95] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L96] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L96] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L97] var_1_5 = __VERIFIER_nondet_long() [L98] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L98] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L99] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L99] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L100] var_1_6 = __VERIFIER_nondet_ushort() [L101] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_7=8, var_1_8=5, var_1_9=1] [L101] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_7=8, var_1_8=5, var_1_9=1] [L102] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=8, var_1_8=5, var_1_9=1] [L102] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=8, var_1_8=5, var_1_9=1] [L103] var_1_7 = __VERIFIER_nondet_ushort() [L104] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_8=5, var_1_9=1] [L104] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_8=5, var_1_9=1] [L105] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=5, var_1_9=1] [L105] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=5, var_1_9=1] [L106] var_1_8 = __VERIFIER_nondet_ushort() [L107] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_9=1] [L107] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_9=1] [L108] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L108] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L109] var_1_10 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L110] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L111] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L111] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L112] var_1_11 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L113] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L114] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L115] var_1_13 = __VERIFIER_nondet_double() [L116] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L116] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L117] var_1_14 = __VERIFIER_nondet_double() [L118] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=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_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L118] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=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_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L119] var_1_15 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L120] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L121] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L121] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L122] var_1_19 = __VERIFIER_nondet_long() [L123] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L123] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L124] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L124] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L125] var_1_20 = __VERIFIER_nondet_float() [L126] 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, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L126] 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, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L127] var_1_22 = __VERIFIER_nondet_ushort() [L128] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L128] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L129] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=-65536, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=-65536, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L129] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=-65536, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L130] var_1_23 = __VERIFIER_nondet_ushort() [L131] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=-65536, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=-65536, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L131] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=-65536, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L132] CALL assume_abort_if_not(var_1_23 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L132] RET assume_abort_if_not(var_1_23 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L145] RET updateVariables() [L146] CALL step() [L50] COND TRUE ((var_1_3 * var_1_2) / var_1_4) <= var_1_5 [L51] var_1_1 = var_1_6 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L55] COND TRUE (var_1_5 != var_1_4) || var_1_10 [L56] var_1_9 = var_1_11 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L58] COND FALSE !((var_1_9 && var_1_11) && (50 > var_1_8)) [L65] var_1_12 = var_1_15 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L67] var_1_16 = (((((((((256) > (var_1_7)) ? (256) : (var_1_7))) + var_1_8)) < (var_1_15)) ? ((((((256) > (var_1_7)) ? (256) : (var_1_7))) + var_1_8)) : (var_1_15))) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L68] COND TRUE (var_1_1 - ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) < (var_1_8 - var_1_19) [L69] var_1_17 = var_1_20 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=0, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L71] COND FALSE !((var_1_10 && var_1_11) && var_1_9) [L74] var_1_21 = ((23370 - var_1_15) + var_1_23) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L76] COND FALSE !(! (-4 < var_1_22)) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L79] COND FALSE !(-4 > var_1_12) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L83] var_1_25 = var_1_20 [L84] var_1_26 = var_1_6 VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_25=2, var_1_26=0, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L146] RET step() [L147] CALL, EXPR property() [L137-L138] return (((((((((((var_1_3 * var_1_2) / var_1_4) <= var_1_5) ? (var_1_1 == ((unsigned short int) var_1_6)) : (var_1_1 == ((unsigned short int) (var_1_7 + var_1_8)))) && (((var_1_5 != var_1_4) || var_1_10) ? (var_1_9 == ((unsigned char) var_1_11)) : 1)) && (((var_1_9 && var_1_11) && (50 > var_1_8)) ? (((- var_1_13) < var_1_14) ? (var_1_10 ? (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_7)) ? (256) : (var_1_7))) + var_1_8)) < (var_1_15)) ? ((((((256) > (var_1_7)) ? (256) : (var_1_7))) + var_1_8)) : (var_1_15)))))) && (((var_1_1 - ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) < (var_1_8 - var_1_19)) ? (var_1_17 == ((float) var_1_20)) : 1)) && (((var_1_10 && var_1_11) && var_1_9) ? (var_1_21 == ((unsigned short int) (var_1_12 + (var_1_15 + ((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))))) : (var_1_21 == ((unsigned short int) ((23370 - var_1_15) + var_1_23))))) && ((! (-4 < var_1_22)) ? (var_1_24 == ((float) var_1_20)) : ((-4 > var_1_12) ? (var_1_24 == ((float) 10.6f)) : 1))) && (var_1_25 == ((double) var_1_20))) && (var_1_26 == ((signed long int) var_1_6)) ; VAL [\result=0, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_25=2, var_1_26=0, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L147] RET, EXPR property() [L147] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_25=2, var_1_26=0, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=-65536, var_1_23=0, var_1_24=257/2, var_1_25=2, var_1_26=0, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 3, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 43 mSDsluCounter, 246 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 71 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 165 IncrementalHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 175 mSDtfsCounter, 165 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 377 GetRequests, 367 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=76occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 919 NumberOfCodeBlocks, 919 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 731 ConstructedInterpolants, 0 QuantifiedInterpolants, 1253 SizeOfPredicates, 1 NumberOfNonLiveVariables, 405 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 6861/6960 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 07:36:39,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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_924f30a8-036a-466d-98fb-520eb156dcdb/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 ff360ccd3a0ad755a7a964ff9d3582570f4eb182f793226f13b7e89a482a33ba --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:36:41,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:36:41,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 07:36:41,820 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:36:41,820 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:36:41,842 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:36:41,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:36:41,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:36:41,843 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:36:41,843 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:36:41,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:36:41,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:36:41,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:36:41,843 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:36:41,843 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:36:41,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:36:41,844 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:36:41,844 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:36:41,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:36:41,844 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:36:41,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:36:41,844 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:36:41,844 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:36:41,844 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 07:36:41,844 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 07:36:41,844 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 07:36:41,844 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:36:41,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:36:41,845 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:36:41,845 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:36:41,845 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:36:41,845 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:36:41,845 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:36:41,845 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:36:41,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:36:41,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:36:41,845 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:36:41,845 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:36:41,845 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:36:41,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:36:41,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:36:41,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:36:41,846 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:36:41,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:36:41,846 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 07:36:41,846 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 07:36:41,846 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:36:41,846 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:36:41,846 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:36:41,846 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:36:41,846 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_924f30a8-036a-466d-98fb-520eb156dcdb/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 -> ff360ccd3a0ad755a7a964ff9d3582570f4eb182f793226f13b7e89a482a33ba [2024-12-02 07:36:42,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:36:42,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:36:42,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:36:42,104 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:36:42,104 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:36:42,105 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i [2024-12-02 07:36:44,728 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/data/90b813b34/fc52e4a1ef1a4103807f4ae4166bc642/FLAGc231d2259 [2024-12-02 07:36:44,913 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:36:44,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i [2024-12-02 07:36:44,922 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/data/90b813b34/fc52e4a1ef1a4103807f4ae4166bc642/FLAGc231d2259 [2024-12-02 07:36:45,277 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/data/90b813b34/fc52e4a1ef1a4103807f4ae4166bc642 [2024-12-02 07:36:45,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:36:45,280 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:36:45,281 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:36:45,281 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:36:45,284 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:36:45,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a8a921d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45, skipping insertion in model container [2024-12-02 07:36:45,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,299 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:36:45,399 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_924f30a8-036a-466d-98fb-520eb156dcdb/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i[913,926] [2024-12-02 07:36:45,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:36:45,460 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:36:45,468 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_924f30a8-036a-466d-98fb-520eb156dcdb/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i[913,926] [2024-12-02 07:36:45,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:36:45,510 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:36:45,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45 WrapperNode [2024-12-02 07:36:45,511 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:36:45,511 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:36:45,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:36:45,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:36:45,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,525 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,544 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2024-12-02 07:36:45,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:36:45,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:36:45,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:36:45,545 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:36:45,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,558 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,570 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 07:36:45,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,580 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,581 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,584 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:36:45,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:36:45,591 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:36:45,591 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:36:45,592 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (1/1) ... [2024-12-02 07:36:45,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:36:45,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:36:45,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:36:45,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:36:45,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:36:45,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 07:36:45,645 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:36:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:36:45,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:36:45,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:36:45,719 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:36:45,721 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:36:46,263 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-02 07:36:46,263 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:36:46,271 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:36:46,272 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:36:46,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:36:46 BoogieIcfgContainer [2024-12-02 07:36:46,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:36:46,273 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:36:46,273 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:36:46,276 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:36:46,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:36:45" (1/3) ... [2024-12-02 07:36:46,277 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@673e2d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:36:46, skipping insertion in model container [2024-12-02 07:36:46,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:36:45" (2/3) ... [2024-12-02 07:36:46,277 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@673e2d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:36:46, skipping insertion in model container [2024-12-02 07:36:46,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:36:46" (3/3) ... [2024-12-02 07:36:46,278 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-40.i [2024-12-02 07:36:46,288 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:36:46,290 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-40.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:36:46,328 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:36:46,336 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;@6f650aa0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:36:46,336 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:36:46,338 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 07:36:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-12-02 07:36:46,347 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:36:46,347 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:36:46,347 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:36:46,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:36:46,351 INFO L85 PathProgramCache]: Analyzing trace with hash 890785757, now seen corresponding path program 1 times [2024-12-02 07:36:46,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:36:46,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [917880796] [2024-12-02 07:36:46,359 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:36:46,360 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 07:36:46,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:36:46,361 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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 07:36:46,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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 07:36:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:36:46,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:36:46,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:36:46,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2024-12-02 07:36:46,685 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:36:46,685 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:36:46,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [917880796] [2024-12-02 07:36:46,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [917880796] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:36:46,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:36:46,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 07:36:46,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378394024] [2024-12-02 07:36:46,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:36:46,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:36:46,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:36:46,705 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:36:46,705 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:36:46,706 INFO L87 Difference]: Start difference. First operand has 76 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 44 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-12-02 07:36:46,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:36:46,730 INFO L93 Difference]: Finished difference Result 145 states and 258 transitions. [2024-12-02 07:36:46,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:36:46,732 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 183 [2024-12-02 07:36:46,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:36:46,737 INFO L225 Difference]: With dead ends: 145 [2024-12-02 07:36:46,737 INFO L226 Difference]: Without dead ends: 72 [2024-12-02 07:36:46,740 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 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 07:36:46,743 INFO L435 NwaCegarLoop]: 108 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, 108 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 07:36:46,743 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:36:46,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-12-02 07:36:46,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-12-02 07:36:46,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 07:36:46,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 108 transitions. [2024-12-02 07:36:46,784 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 108 transitions. Word has length 183 [2024-12-02 07:36:46,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:36:46,786 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 108 transitions. [2024-12-02 07:36:46,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2024-12-02 07:36:46,786 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2024-12-02 07:36:46,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-12-02 07:36:46,789 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:36:46,790 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:36:46,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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 07:36:46,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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 07:36:46,990 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:36:46,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:36:46,991 INFO L85 PathProgramCache]: Analyzing trace with hash -734572988, now seen corresponding path program 1 times [2024-12-02 07:36:46,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:36:46,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [310933731] [2024-12-02 07:36:46,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:36:46,992 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 07:36:46,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:36:46,994 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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 07:36:46,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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 07:36:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:36:47,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 07:36:47,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:36:47,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 857 proven. 33 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2024-12-02 07:36:47,539 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:36:47,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 54 proven. 33 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2024-12-02 07:36:47,881 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:36:47,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [310933731] [2024-12-02 07:36:47,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [310933731] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 07:36:47,882 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 07:36:47,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-12-02 07:36:47,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693100177] [2024-12-02 07:36:47,882 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 07:36:47,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 07:36:47,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:36:47,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 07:36:47,885 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 07:36:47,885 INFO L87 Difference]: Start difference. First operand 72 states and 108 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-12-02 07:36:48,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:36:48,854 INFO L93 Difference]: Finished difference Result 222 states and 324 transitions. [2024-12-02 07:36:48,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 07:36:48,855 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 184 [2024-12-02 07:36:48,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:36:48,857 INFO L225 Difference]: With dead ends: 222 [2024-12-02 07:36:48,857 INFO L226 Difference]: Without dead ends: 153 [2024-12-02 07:36:48,859 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 360 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2024-12-02 07:36:48,859 INFO L435 NwaCegarLoop]: 118 mSDtfsCounter, 147 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 07:36:48,860 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 299 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 07:36:48,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-12-02 07:36:48,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 74. [2024-12-02 07:36:48,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 41 states have (on average 1.0975609756097562) internal successors, (45), 41 states have internal predecessors, (45), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 07:36:48,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 105 transitions. [2024-12-02 07:36:48,879 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 105 transitions. Word has length 184 [2024-12-02 07:36:48,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:36:48,880 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 105 transitions. [2024-12-02 07:36:48,880 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-12-02 07:36:48,880 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2024-12-02 07:36:48,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-12-02 07:36:48,883 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:36:48,883 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:36:48,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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 07:36:49,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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 07:36:49,084 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:36:49,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:36:49,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1543919614, now seen corresponding path program 1 times [2024-12-02 07:36:49,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:36:49,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1518486601] [2024-12-02 07:36:49,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:36:49,085 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 07:36:49,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:36:49,087 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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 07:36:49,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_924f30a8-036a-466d-98fb-520eb156dcdb/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 07:36:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:36:49,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-02 07:36:49,333 INFO L279 TraceCheckSpWp]: Computing forward predicates...