./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX --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 d0dfba50fbd72a6b5ad9816cf1aa0dae3c94bcfb94eabb013d8300ea77591d1e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:02:23,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:02:23,339 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 19:02:23,345 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:02:23,346 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:02:23,367 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:02:23,368 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:02:23,368 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:02:23,369 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:02:23,369 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:02:23,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:02:23,370 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:02:23,371 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:02:23,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:02:23,372 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:02:23,374 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:02:23,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:02:23,376 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:02:23,376 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:02:23,380 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:02:23,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:02:23,381 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:02:23,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:02:23,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:02:23,382 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:02:23,382 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:02:23,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:02:23,382 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:02:23,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:02:23,383 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:02:23,383 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:02:23,383 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:02:23,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:02:23,384 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:02:23,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:02:23,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:02:23,387 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 19:02:23,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:02:23,387 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:02:23,388 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:02:23,388 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:02:23,388 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:02:23,388 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0dfba50fbd72a6b5ad9816cf1aa0dae3c94bcfb94eabb013d8300ea77591d1e [2024-11-08 19:02:23,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:02:23,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:02:23,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:02:23,700 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:02:23,701 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:02:23,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i Unable to find full path for "g++" [2024-11-08 19:02:25,720 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:02:25,922 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:02:25,923 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i [2024-11-08 19:02:25,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/data/6bab3c435/0e1081547fef43f1a47207f1e4af45a0/FLAG71ea7f8f9 [2024-11-08 19:02:26,302 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/data/6bab3c435/0e1081547fef43f1a47207f1e4af45a0 [2024-11-08 19:02:26,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:02:26,308 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:02:26,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:02:26,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:02:26,329 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:02:26,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,338 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@795495e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26, skipping insertion in model container [2024-11-08 19:02:26,338 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,380 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:02:26,586 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_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i[913,926] [2024-11-08 19:02:26,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:02:26,667 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:02:26,681 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_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i[913,926] [2024-11-08 19:02:26,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:02:26,738 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:02:26,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26 WrapperNode [2024-11-08 19:02:26,739 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:02:26,740 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:02:26,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:02:26,740 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:02:26,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,764 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,848 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2024-11-08 19:02:26,848 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:02:26,849 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:02:26,849 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:02:26,849 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:02:26,863 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,869 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,901 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 19:02:26,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,921 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,925 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,929 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,934 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,940 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:02:26,942 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:02:26,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:02:26,943 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:02:26,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (1/1) ... [2024-11-08 19:02:26,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:02:26,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:02:26,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:02:26,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:02:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:02:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:02:27,019 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:02:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 19:02:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:02:27,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:02:27,143 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:02:27,148 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:02:27,608 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-08 19:02:27,608 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:02:27,622 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:02:27,623 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:02:27,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:02:27 BoogieIcfgContainer [2024-11-08 19:02:27,624 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:02:27,627 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:02:27,627 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:02:27,635 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:02:27,635 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:02:26" (1/3) ... [2024-11-08 19:02:27,637 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24565bd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:02:27, skipping insertion in model container [2024-11-08 19:02:27,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:26" (2/3) ... [2024-11-08 19:02:27,638 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24565bd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:02:27, skipping insertion in model container [2024-11-08 19:02:27,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:02:27" (3/3) ... [2024-11-08 19:02:27,640 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-86.i [2024-11-08 19:02:27,663 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:02:27,663 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 19:02:27,739 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:02:27,745 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;@30953609, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:02:27,746 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 19:02:27,751 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 45 states have (on average 1.288888888888889) internal successors, (58), 46 states have internal predecessors, (58), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 19:02:27,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 19:02:27,766 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:02:27,767 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:02:27,768 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:02:27,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:02:27,774 INFO L85 PathProgramCache]: Analyzing trace with hash 804827275, now seen corresponding path program 1 times [2024-11-08 19:02:27,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:02:27,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742943641] [2024-11-08 19:02:27,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:02:27,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:02:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:02:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 19:02:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 19:02:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 19:02:28,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 19:02:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 19:02:28,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:02:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 19:02:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 19:02:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 19:02:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 19:02:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 19:02:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 19:02:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 19:02:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 19:02:28,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 19:02:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 19:02:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 19:02:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 19:02:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 19:02:28,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 19:02:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 19:02:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 19:02:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 19:02:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 19:02:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 19:02:28,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:02:28,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742943641] [2024-11-08 19:02:28,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742943641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:02:28,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:02:28,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:02:28,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315337845] [2024-11-08 19:02:28,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:02:28,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 19:02:28,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:02:28,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 19:02:28,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:02:28,437 INFO L87 Difference]: Start difference. First operand has 73 states, 45 states have (on average 1.288888888888889) internal successors, (58), 46 states have internal predecessors, (58), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-08 19:02:28,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:02:28,486 INFO L93 Difference]: Finished difference Result 139 states and 235 transitions. [2024-11-08 19:02:28,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 19:02:28,489 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 155 [2024-11-08 19:02:28,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:02:28,499 INFO L225 Difference]: With dead ends: 139 [2024-11-08 19:02:28,500 INFO L226 Difference]: Without dead ends: 69 [2024-11-08 19:02:28,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:02:28,511 INFO L432 NwaCegarLoop]: 101 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, 101 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:02:28,512 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:02:28,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-08 19:02:28,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-08 19:02:28,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 42 states have (on average 1.2142857142857142) internal successors, (51), 42 states have internal predecessors, (51), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 19:02:28,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 101 transitions. [2024-11-08 19:02:28,579 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 101 transitions. Word has length 155 [2024-11-08 19:02:28,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:02:28,579 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 101 transitions. [2024-11-08 19:02:28,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-08 19:02:28,580 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2024-11-08 19:02:28,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 19:02:28,584 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:02:28,585 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:02:28,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 19:02:28,585 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:02:28,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:02:28,586 INFO L85 PathProgramCache]: Analyzing trace with hash -1410313903, now seen corresponding path program 1 times [2024-11-08 19:02:28,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:02:28,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984802032] [2024-11-08 19:02:28,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:02:28,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:02:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:02:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 19:02:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 19:02:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 19:02:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 19:02:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 19:02:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:02:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 19:02:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 19:02:28,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 19:02:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 19:02:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 19:02:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 19:02:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 19:02:28,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 19:02:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 19:02:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 19:02:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 19:02:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 19:02:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 19:02:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 19:02:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 19:02:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 19:02:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 19:02:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 19:02:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:28,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 19:02:28,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:02:28,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984802032] [2024-11-08 19:02:28,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984802032] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:02:28,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:02:28,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 19:02:28,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471920410] [2024-11-08 19:02:28,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:02:28,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 19:02:28,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:02:28,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 19:02:28,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:02:28,964 INFO L87 Difference]: Start difference. First operand 69 states and 101 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 19:02:29,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:02:29,032 INFO L93 Difference]: Finished difference Result 157 states and 228 transitions. [2024-11-08 19:02:29,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:02:29,033 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 155 [2024-11-08 19:02:29,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:02:29,035 INFO L225 Difference]: With dead ends: 157 [2024-11-08 19:02:29,035 INFO L226 Difference]: Without dead ends: 91 [2024-11-08 19:02:29,036 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:02:29,038 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 25 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:02:29,038 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 202 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:02:29,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-08 19:02:29,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 79. [2024-11-08 19:02:29,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 52 states have (on average 1.25) internal successors, (65), 52 states have internal predecessors, (65), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 19:02:29,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 115 transitions. [2024-11-08 19:02:29,052 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 115 transitions. Word has length 155 [2024-11-08 19:02:29,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:02:29,054 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 115 transitions. [2024-11-08 19:02:29,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 19:02:29,055 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 115 transitions. [2024-11-08 19:02:29,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 19:02:29,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:02:29,058 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:02:29,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 19:02:29,058 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:02:29,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:02:29,059 INFO L85 PathProgramCache]: Analyzing trace with hash -709249325, now seen corresponding path program 1 times [2024-11-08 19:02:29,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:02:29,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660516125] [2024-11-08 19:02:29,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:02:29,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:02:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:02:29,170 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:02:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:02:29,323 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 19:02:29,324 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 19:02:29,326 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 19:02:29,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 19:02:29,331 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 19:02:29,507 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 19:02:29,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 07:02:29 BoogieIcfgContainer [2024-11-08 19:02:29,511 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 19:02:29,512 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:02:29,512 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:02:29,512 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:02:29,516 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:02:27" (3/4) ... [2024-11-08 19:02:29,519 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:02:29,520 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:02:29,529 INFO L158 Benchmark]: Toolchain (without parser) took 3220.53ms. Allocated memory was 159.4MB in the beginning and 209.7MB in the end (delta: 50.3MB). Free memory was 120.4MB in the beginning and 167.8MB in the end (delta: -47.3MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2024-11-08 19:02:29,529 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 159.4MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:02:29,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.44ms. Allocated memory is still 159.4MB. Free memory was 120.4MB in the beginning and 104.6MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:02:29,530 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.24ms. Allocated memory is still 159.4MB. Free memory was 104.6MB in the beginning and 99.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 19:02:29,531 INFO L158 Benchmark]: Boogie Preprocessor took 92.38ms. Allocated memory is still 159.4MB. Free memory was 99.5MB in the beginning and 91.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:02:29,531 INFO L158 Benchmark]: RCFGBuilder took 681.96ms. Allocated memory is still 159.4MB. Free memory was 91.1MB in the beginning and 68.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 19:02:29,531 INFO L158 Benchmark]: TraceAbstraction took 1884.25ms. Allocated memory was 159.4MB in the beginning and 209.7MB in the end (delta: 50.3MB). Free memory was 67.4MB in the beginning and 168.8MB in the end (delta: -101.4MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2024-11-08 19:02:29,532 INFO L158 Benchmark]: Witness Printer took 8.90ms. Allocated memory is still 209.7MB. Free memory is still 167.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:02:29,537 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 159.4MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.44ms. Allocated memory is still 159.4MB. Free memory was 120.4MB in the beginning and 104.6MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.24ms. Allocated memory is still 159.4MB. Free memory was 104.6MB in the beginning and 99.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.38ms. Allocated memory is still 159.4MB. Free memory was 99.5MB in the beginning and 91.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 681.96ms. Allocated memory is still 159.4MB. Free memory was 91.1MB in the beginning and 68.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1884.25ms. Allocated memory was 159.4MB in the beginning and 209.7MB in the end (delta: 50.3MB). Free memory was 67.4MB in the beginning and 168.8MB in the end (delta: -101.4MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. * Witness Printer took 8.90ms. Allocated memory is still 209.7MB. Free memory is still 167.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryArithmeticFLOAToperation at line 50. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 0; [L23] unsigned char var_1_2 = 0; [L24] signed short int var_1_3 = 2; [L25] signed short int var_1_4 = 256; [L26] signed short int var_1_5 = -256; [L27] signed short int var_1_6 = 2; [L28] float var_1_7 = 255.8; [L29] float var_1_8 = 127.8; [L30] float var_1_9 = 128.5; [L31] float var_1_10 = 499.3; [L32] unsigned short int var_1_11 = 10; [L33] unsigned char var_1_12 = 1; [L34] unsigned short int var_1_13 = 8; [L35] unsigned short int var_1_14 = 256; [L36] unsigned short int var_1_15 = 1; [L37] unsigned short int var_1_16 = 16; [L38] unsigned short int var_1_17 = 57705; [L39] unsigned long int var_1_18 = 64; VAL [isInitial=0, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L111] isInitial = 1 [L112] FCALL initially() [L113] COND TRUE 1 [L114] FCALL updateLastVariables() [L115] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_uchar() [L65] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L65] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L66] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L66] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L67] var_1_3 = __VERIFIER_nondet_short() [L68] CALL assume_abort_if_not(var_1_3 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L68] RET assume_abort_if_not(var_1_3 >= -16383) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L69] CALL assume_abort_if_not(var_1_3 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L69] RET assume_abort_if_not(var_1_3 <= 16383) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L70] var_1_4 = __VERIFIER_nondet_short() [L71] CALL assume_abort_if_not(var_1_4 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L71] RET assume_abort_if_not(var_1_4 >= -8191) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L72] CALL assume_abort_if_not(var_1_4 <= 8192) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L72] RET assume_abort_if_not(var_1_4 <= 8192) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L73] var_1_5 = __VERIFIER_nondet_short() [L74] CALL assume_abort_if_not(var_1_5 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L74] RET assume_abort_if_not(var_1_5 >= -8191) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L75] CALL assume_abort_if_not(var_1_5 <= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L75] RET assume_abort_if_not(var_1_5 <= 8191) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L76] var_1_6 = __VERIFIER_nondet_short() [L77] CALL assume_abort_if_not(var_1_6 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L77] RET assume_abort_if_not(var_1_6 >= -32767) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L78] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L78] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L79] var_1_8 = __VERIFIER_nondet_float() [L80] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_9=257/2] [L80] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_9=257/2] [L81] var_1_9 = __VERIFIER_nondet_float() [L82] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L82] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L83] var_1_10 = __VERIFIER_nondet_float() [L84] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L84] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L85] var_1_12 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L86] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L87] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L87] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L88] var_1_13 = __VERIFIER_nondet_ushort() [L89] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L89] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L90] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L90] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L91] var_1_14 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L92] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L93] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L93] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L94] var_1_15 = __VERIFIER_nondet_ushort() [L95] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L95] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L96] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L96] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L97] var_1_16 = __VERIFIER_nondet_ushort() [L98] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L98] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L99] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L99] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L100] var_1_17 = __VERIFIER_nondet_ushort() [L101] CALL assume_abort_if_not(var_1_17 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L101] RET assume_abort_if_not(var_1_17 >= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L102] CALL assume_abort_if_not(var_1_17 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L102] RET assume_abort_if_not(var_1_17 <= 65534) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L115] RET updateVariables() [L116] CALL step() [L43] COND FALSE !(! var_1_2) [L46] var_1_1 = var_1_5 VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L48] signed short int stepLocal_0 = var_1_5; VAL [isInitial=1, stepLocal_0=8191, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L49] COND TRUE stepLocal_0 > 2 [L50] var_1_7 = ((var_1_8 + var_1_9) - var_1_10) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L52] var_1_18 = var_1_17 VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L53] COND TRUE var_1_2 && var_1_12 [L54] var_1_11 = (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))) VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR (((! var_1_2) ? (var_1_1 == ((signed short int) (((((var_1_3 + (var_1_4 + var_1_5))) < (var_1_6)) ? ((var_1_3 + (var_1_4 + var_1_5))) : (var_1_6))))) : (var_1_1 == ((signed short int) var_1_5))) && ((var_1_5 > 2) ? (var_1_7 == ((float) ((var_1_8 + var_1_9) - var_1_10))) : 1)) && ((var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15))))) VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L107-L108] return ((((! var_1_2) ? (var_1_1 == ((signed short int) (((((var_1_3 + (var_1_4 + var_1_5))) < (var_1_6)) ? ((var_1_3 + (var_1_4 + var_1_5))) : (var_1_6))))) : (var_1_1 == ((signed short int) var_1_5))) && ((var_1_5 > 2) ? (var_1_7 == ((float) ((var_1_8 + var_1_9) - var_1_10))) : 1)) && ((var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15)))))) && (var_1_18 == ((unsigned long int) var_1_17)) ; [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L19] reach_error() VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 3, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25 mSDsluCounter, 303 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 89 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 214 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 130 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=2, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 465 NumberOfCodeBlocks, 465 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 308 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2400/2400 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:02:29,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX --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 d0dfba50fbd72a6b5ad9816cf1aa0dae3c94bcfb94eabb013d8300ea77591d1e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:02:31,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:02:32,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 19:02:32,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:02:32,018 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:02:32,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:02:32,054 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:02:32,055 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:02:32,056 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:02:32,057 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:02:32,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:02:32,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:02:32,058 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:02:32,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:02:32,061 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:02:32,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:02:32,062 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:02:32,062 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:02:32,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:02:32,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:02:32,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:02:32,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:02:32,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:02:32,068 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:02:32,068 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:02:32,069 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:02:32,069 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:02:32,069 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:02:32,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:02:32,070 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:02:32,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:02:32,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:02:32,071 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:02:32,071 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:02:32,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:02:32,074 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:02:32,074 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:02:32,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:02:32,075 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 19:02:32,076 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:02:32,076 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:02:32,076 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:02:32,077 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:02:32,077 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:02:32,077 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0dfba50fbd72a6b5ad9816cf1aa0dae3c94bcfb94eabb013d8300ea77591d1e [2024-11-08 19:02:32,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:02:32,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:02:32,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:02:32,488 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:02:32,488 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:02:32,490 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i Unable to find full path for "g++" [2024-11-08 19:02:34,649 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:02:34,904 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:02:34,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i [2024-11-08 19:02:34,921 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/data/8d48435af/c29e3841666942dbaaf9d8a9ac0c7313/FLAG0e1a6903c [2024-11-08 19:02:34,944 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/data/8d48435af/c29e3841666942dbaaf9d8a9ac0c7313 [2024-11-08 19:02:34,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:02:34,949 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:02:34,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:02:34,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:02:34,959 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:02:34,960 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:02:34" (1/1) ... [2024-11-08 19:02:34,961 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35572e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:34, skipping insertion in model container [2024-11-08 19:02:34,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:02:34" (1/1) ... [2024-11-08 19:02:34,999 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:02:35,244 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_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i[913,926] [2024-11-08 19:02:35,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:02:35,354 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:02:35,367 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_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i[913,926] [2024-11-08 19:02:35,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:02:35,415 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:02:35,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35 WrapperNode [2024-11-08 19:02:35,416 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:02:35,417 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:02:35,417 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:02:35,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:02:35,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (1/1) ... [2024-11-08 19:02:35,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (1/1) ... [2024-11-08 19:02:35,462 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-11-08 19:02:35,463 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:02:35,463 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:02:35,463 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:02:35,464 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:02:35,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (1/1) ... [2024-11-08 19:02:35,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (1/1) ... [2024-11-08 19:02:35,486 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (1/1) ... [2024-11-08 19:02:35,497 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 19:02:35,498 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (1/1) ... [2024-11-08 19:02:35,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (1/1) ... [2024-11-08 19:02:35,507 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (1/1) ... [2024-11-08 19:02:35,511 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (1/1) ... [2024-11-08 19:02:35,513 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (1/1) ... [2024-11-08 19:02:35,515 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (1/1) ... [2024-11-08 19:02:35,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:02:35,522 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:02:35,523 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:02:35,523 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:02:35,524 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (1/1) ... [2024-11-08 19:02:35,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:02:35,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:02:35,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:02:35,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:02:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:02:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 19:02:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:02:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:02:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:02:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:02:35,689 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:02:35,691 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:02:36,256 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 19:02:36,256 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:02:36,268 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:02:36,268 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:02:36,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:02:36 BoogieIcfgContainer [2024-11-08 19:02:36,269 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:02:36,271 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:02:36,271 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:02:36,274 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:02:36,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:02:34" (1/3) ... [2024-11-08 19:02:36,275 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6959570d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:02:36, skipping insertion in model container [2024-11-08 19:02:36,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:02:35" (2/3) ... [2024-11-08 19:02:36,276 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6959570d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:02:36, skipping insertion in model container [2024-11-08 19:02:36,276 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:02:36" (3/3) ... [2024-11-08 19:02:36,277 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-86.i [2024-11-08 19:02:36,294 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:02:36,294 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 19:02:36,360 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:02:36,371 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;@33d9a3b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:02:36,371 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 19:02:36,378 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 19:02:36,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-08 19:02:36,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:02:36,396 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:02:36,397 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:02:36,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:02:36,404 INFO L85 PathProgramCache]: Analyzing trace with hash 66781216, now seen corresponding path program 1 times [2024-11-08 19:02:36,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:02:36,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [601354883] [2024-11-08 19:02:36,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:02:36,418 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 19:02:36,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:02:36,420 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 19:02:36,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-08 19:02:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:36,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:02:36,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:02:36,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2024-11-08 19:02:36,925 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:02:36,925 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:02:36,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [601354883] [2024-11-08 19:02:36,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [601354883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:02:36,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:02:36,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:02:36,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690985861] [2024-11-08 19:02:36,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:02:36,939 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 19:02:36,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:02:36,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 19:02:36,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:02:36,970 INFO L87 Difference]: Start difference. First operand has 64 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-08 19:02:37,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:02:37,007 INFO L93 Difference]: Finished difference Result 121 states and 209 transitions. [2024-11-08 19:02:37,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 19:02:37,010 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 153 [2024-11-08 19:02:37,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:02:37,017 INFO L225 Difference]: With dead ends: 121 [2024-11-08 19:02:37,018 INFO L226 Difference]: Without dead ends: 60 [2024-11-08 19:02:37,021 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:02:37,025 INFO L432 NwaCegarLoop]: 88 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, 88 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:02:37,026 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:02:37,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2024-11-08 19:02:37,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2024-11-08 19:02:37,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 19:02:37,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 88 transitions. [2024-11-08 19:02:37,077 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 88 transitions. Word has length 153 [2024-11-08 19:02:37,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:02:37,078 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 88 transitions. [2024-11-08 19:02:37,078 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-08 19:02:37,078 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2024-11-08 19:02:37,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-08 19:02:37,083 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:02:37,083 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:02:37,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-08 19:02:37,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 19:02:37,284 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:02:37,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:02:37,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1624250982, now seen corresponding path program 1 times [2024-11-08 19:02:37,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:02:37,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1059417923] [2024-11-08 19:02:37,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:02:37,287 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 19:02:37,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:02:37,291 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 19:02:37,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-08 19:02:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:37,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:02:37,634 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:02:37,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 19:02:37,725 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:02:37,725 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:02:37,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1059417923] [2024-11-08 19:02:37,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1059417923] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:02:37,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:02:37,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 19:02:37,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334320208] [2024-11-08 19:02:37,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:02:37,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 19:02:37,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:02:37,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 19:02:37,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:02:37,731 INFO L87 Difference]: Start difference. First operand 60 states and 88 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 19:02:38,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:02:38,056 INFO L93 Difference]: Finished difference Result 130 states and 189 transitions. [2024-11-08 19:02:38,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 19:02:38,064 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 153 [2024-11-08 19:02:38,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:02:38,066 INFO L225 Difference]: With dead ends: 130 [2024-11-08 19:02:38,066 INFO L226 Difference]: Without dead ends: 73 [2024-11-08 19:02:38,067 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 19:02:38,068 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 13 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 19:02:38,069 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 169 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 19:02:38,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-08 19:02:38,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 64. [2024-11-08 19:02:38,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 37 states have (on average 1.162162162162162) internal successors, (43), 37 states have internal predecessors, (43), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 19:02:38,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2024-11-08 19:02:38,084 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 153 [2024-11-08 19:02:38,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:02:38,085 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2024-11-08 19:02:38,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 19:02:38,086 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2024-11-08 19:02:38,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-08 19:02:38,089 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:02:38,090 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:02:38,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/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)] Forceful destruction successful, exit code 0 [2024-11-08 19:02:38,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 19:02:38,291 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:02:38,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:02:38,291 INFO L85 PathProgramCache]: Analyzing trace with hash -1990657944, now seen corresponding path program 1 times [2024-11-08 19:02:38,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:02:38,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [719312288] [2024-11-08 19:02:38,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:02:38,296 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 19:02:38,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:02:38,300 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 19:02:38,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bd57c51-4dae-4613-a1e9-a1f0b3ba1995/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 19:02:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:02:38,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 19:02:38,616 INFO L278 TraceCheckSpWp]: Computing forward predicates...