./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ --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 00ca84abae40dfb9f755f19284e3f94b13402b7689f1ab8afdf6fe1633b787fb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 22:34:59,910 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:35:00,052 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-23 22:35:00,061 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:35:00,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:35:00,107 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:35:00,109 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:35:00,110 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:35:00,111 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:35:00,116 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:35:00,117 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:35:00,118 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:35:00,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:35:00,121 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:35:00,121 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:35:00,122 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:35:00,122 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:35:00,123 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 22:35:00,124 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 22:35:00,124 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 22:35:00,124 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:35:00,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:35:00,126 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:35:00,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:35:00,127 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 22:35:00,127 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:35:00,128 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:35:00,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:35:00,129 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:35:00,129 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:35:00,130 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:35:00,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:35:00,131 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:35:00,131 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:35:00,131 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:35:00,132 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 22:35:00,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 22:35:00,132 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:35:00,132 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:35:00,133 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:35:00,133 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:35:00,133 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:35:00,134 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_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00ca84abae40dfb9f755f19284e3f94b13402b7689f1ab8afdf6fe1633b787fb [2023-11-23 22:35:00,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:35:00,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:35:00,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:35:00,483 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:35:00,483 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:35:00,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i [2023-11-23 22:35:03,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:35:03,896 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:35:03,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i [2023-11-23 22:35:03,913 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/data/e26d31811/78abc5b80c8847629be80e8336889871/FLAG81f510d7d [2023-11-23 22:35:03,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/data/e26d31811/78abc5b80c8847629be80e8336889871 [2023-11-23 22:35:03,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:35:03,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:35:03,941 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:35:03,941 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:35:03,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:35:03,952 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:03" (1/1) ... [2023-11-23 22:35:03,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f79cbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:03, skipping insertion in model container [2023-11-23 22:35:03,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:03" (1/1) ... [2023-11-23 22:35:03,998 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:35:04,166 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i[919,932] [2023-11-23 22:35:04,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:35:04,263 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 22:35:04,274 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i[919,932] [2023-11-23 22:35:04,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:35:04,342 INFO L206 MainTranslator]: Completed translation [2023-11-23 22:35:04,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04 WrapperNode [2023-11-23 22:35:04,342 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:35:04,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 22:35:04,348 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 22:35:04,348 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 22:35:04,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2023-11-23 22:35:04,373 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2023-11-23 22:35:04,435 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2023-11-23 22:35:04,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 22:35:04,437 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 22:35:04,437 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 22:35:04,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 22:35:04,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2023-11-23 22:35:04,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2023-11-23 22:35:04,456 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2023-11-23 22:35:04,475 INFO L189 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-23 22:35:04,475 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2023-11-23 22:35:04,476 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2023-11-23 22:35:04,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2023-11-23 22:35:04,529 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2023-11-23 22:35:04,534 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2023-11-23 22:35:04,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2023-11-23 22:35:04,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 22:35:04,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 22:35:04,561 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 22:35:04,561 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 22:35:04,562 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2023-11-23 22:35:04,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:35:04,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:35:04,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 22:35:04,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 22:35:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 22:35:04,656 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 22:35:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 22:35:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 22:35:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 22:35:04,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 22:35:04,744 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 22:35:04,746 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 22:35:05,292 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 22:35:05,332 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 22:35:05,332 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 22:35:05,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:05 BoogieIcfgContainer [2023-11-23 22:35:05,333 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 22:35:05,336 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 22:35:05,336 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 22:35:05,340 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 22:35:05,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:35:03" (1/3) ... [2023-11-23 22:35:05,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13ffeb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:05, skipping insertion in model container [2023-11-23 22:35:05,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (2/3) ... [2023-11-23 22:35:05,343 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13ffeb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:05, skipping insertion in model container [2023-11-23 22:35:05,343 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:05" (3/3) ... [2023-11-23 22:35:05,344 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-57.i [2023-11-23 22:35:05,366 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 22:35:05,366 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 22:35:05,425 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 22:35:05,435 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@47c1daca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 22:35:05,435 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 22:35:05,440 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 49 states have (on average 1.510204081632653) internal successors, (74), 50 states have internal predecessors, (74), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 22:35:05,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 22:35:05,465 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:35:05,467 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:35:05,467 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:35:05,474 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:35:05,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1742151879, now seen corresponding path program 1 times [2023-11-23 22:35:05,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:35:05,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112405874] [2023-11-23 22:35:05,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:35:05,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:35:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:35:05,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:35:05,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112405874] [2023-11-23 22:35:05,814 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-23 22:35:05,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291443222] [2023-11-23 22:35:05,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:35:05,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 22:35:05,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:35:05,821 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 22:35:05,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 22:35:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:35:06,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 22:35:06,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:35:06,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-23 22:35:06,123 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 22:35:06,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291443222] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:35:06,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:35:06,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:35:06,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248228984] [2023-11-23 22:35:06,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:35:06,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 22:35:06,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:35:06,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 22:35:06,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:35:06,189 INFO L87 Difference]: Start difference. First operand has 78 states, 49 states have (on average 1.510204081632653) internal successors, (74), 50 states have internal predecessors, (74), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 22:35:06,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:35:06,253 INFO L93 Difference]: Finished difference Result 153 states and 276 transitions. [2023-11-23 22:35:06,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 22:35:06,257 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 162 [2023-11-23 22:35:06,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:35:06,265 INFO L225 Difference]: With dead ends: 153 [2023-11-23 22:35:06,266 INFO L226 Difference]: Without dead ends: 76 [2023-11-23 22:35:06,270 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:35:06,274 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 22:35:06,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 22:35:06,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-23 22:35:06,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-23 22:35:06,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 48 states have (on average 1.4375) internal successors, (69), 48 states have internal predecessors, (69), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 22:35:06,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 121 transitions. [2023-11-23 22:35:06,331 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 121 transitions. Word has length 162 [2023-11-23 22:35:06,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:35:06,332 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 121 transitions. [2023-11-23 22:35:06,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 22:35:06,333 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2023-11-23 22:35:06,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 22:35:06,338 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:35:06,338 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:35:06,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 22:35:06,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 22:35:06,554 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:35:06,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:35:06,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1036375807, now seen corresponding path program 1 times [2023-11-23 22:35:06,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:35:06,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826998395] [2023-11-23 22:35:06,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:35:06,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:35:06,676 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 22:35:06,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1320874334] [2023-11-23 22:35:06,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:35:06,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 22:35:06,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:35:06,681 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 22:35:06,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-23 22:35:06,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:35:06,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 22:35:06,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:35:07,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 213 proven. 69 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2023-11-23 22:35:07,112 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 22:35:07,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-23 22:35:07,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:35:07,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826998395] [2023-11-23 22:35:07,330 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 22:35:07,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320874334] [2023-11-23 22:35:07,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1320874334] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 22:35:07,330 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-23 22:35:07,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2023-11-23 22:35:07,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727869700] [2023-11-23 22:35:07,331 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-23 22:35:07,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-23 22:35:07,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:35:07,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-23 22:35:07,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-23 22:35:07,335 INFO L87 Difference]: Start difference. First operand 76 states and 121 transitions. Second operand has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-11-23 22:35:07,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:35:07,641 INFO L93 Difference]: Finished difference Result 158 states and 248 transitions. [2023-11-23 22:35:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 22:35:07,642 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 162 [2023-11-23 22:35:07,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:35:07,645 INFO L225 Difference]: With dead ends: 158 [2023-11-23 22:35:07,645 INFO L226 Difference]: Without dead ends: 83 [2023-11-23 22:35:07,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 314 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-11-23 22:35:07,648 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 148 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 22:35:07,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 213 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 22:35:07,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-23 22:35:07,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2023-11-23 22:35:07,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 52 states have internal predecessors, (73), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 22:35:07,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 125 transitions. [2023-11-23 22:35:07,667 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 125 transitions. Word has length 162 [2023-11-23 22:35:07,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:35:07,669 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 125 transitions. [2023-11-23 22:35:07,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-11-23 22:35:07,669 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 125 transitions. [2023-11-23 22:35:07,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 22:35:07,673 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:35:07,673 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:35:07,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-23 22:35:07,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 22:35:07,889 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:35:07,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:35:07,889 INFO L85 PathProgramCache]: Analyzing trace with hash -335311229, now seen corresponding path program 1 times [2023-11-23 22:35:07,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:35:07,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856531470] [2023-11-23 22:35:07,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:35:07,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:35:07,960 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 22:35:07,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2074814918] [2023-11-23 22:35:07,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:35:07,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 22:35:07,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:35:07,973 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 22:35:07,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-23 22:35:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:35:08,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 22:35:08,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:35:08,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 1108 trivial. 0 not checked. [2023-11-23 22:35:08,896 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 22:35:08,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:35:08,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856531470] [2023-11-23 22:35:08,897 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 22:35:08,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074814918] [2023-11-23 22:35:08,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2074814918] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:35:08,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:35:08,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-23 22:35:08,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702478533] [2023-11-23 22:35:08,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:35:08,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 22:35:08,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:35:08,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 22:35:08,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-11-23 22:35:08,902 INFO L87 Difference]: Start difference. First operand 81 states and 125 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 states have internal predecessors, (38), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 22:35:09,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:35:09,608 INFO L93 Difference]: Finished difference Result 351 states and 536 transitions. [2023-11-23 22:35:09,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 22:35:09,609 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 states have internal predecessors, (38), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 162 [2023-11-23 22:35:09,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:35:09,623 INFO L225 Difference]: With dead ends: 351 [2023-11-23 22:35:09,624 INFO L226 Difference]: Without dead ends: 271 [2023-11-23 22:35:09,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2023-11-23 22:35:09,630 INFO L413 NwaCegarLoop]: 161 mSDtfsCounter, 287 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 22:35:09,634 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 404 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 22:35:09,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2023-11-23 22:35:09,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 258. [2023-11-23 22:35:09,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 169 states have (on average 1.3905325443786982) internal successors, (235), 171 states have internal predecessors, (235), 80 states have call successors, (80), 8 states have call predecessors, (80), 8 states have return successors, (80), 78 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-23 22:35:09,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 395 transitions. [2023-11-23 22:35:09,750 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 395 transitions. Word has length 162 [2023-11-23 22:35:09,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:35:09,751 INFO L495 AbstractCegarLoop]: Abstraction has 258 states and 395 transitions. [2023-11-23 22:35:09,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 states have internal predecessors, (38), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 22:35:09,751 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 395 transitions. [2023-11-23 22:35:09,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-23 22:35:09,760 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:35:09,761 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:35:09,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-23 22:35:09,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 22:35:09,977 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:35:09,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:35:09,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1822883812, now seen corresponding path program 1 times [2023-11-23 22:35:09,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:35:09,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203916573] [2023-11-23 22:35:09,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:35:09,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:35:10,018 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 22:35:10,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1633827787] [2023-11-23 22:35:10,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:35:10,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 22:35:10,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:35:10,020 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 22:35:10,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 22:35:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 22:35:10,308 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 22:35:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 22:35:10,458 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 22:35:10,458 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 22:35:10,460 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 22:35:10,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-23 22:35:10,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 22:35:10,674 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-23 22:35:10,679 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 22:35:10,804 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-23 22:35:10,805 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-23 22:35:10,806 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-23 22:35:10,806 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-23 22:35:10,806 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-23 22:35:10,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:35:10 BoogieIcfgContainer [2023-11-23 22:35:10,839 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 22:35:10,839 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 22:35:10,839 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 22:35:10,840 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 22:35:10,840 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:05" (3/4) ... [2023-11-23 22:35:10,842 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 22:35:10,843 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 22:35:10,844 INFO L158 Benchmark]: Toolchain (without parser) took 6904.92ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 96.9MB in the beginning and 118.1MB in the end (delta: -21.2MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2023-11-23 22:35:10,844 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 116.8MB in the end (delta: 86.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 22:35:10,844 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.20ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 82.8MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 22:35:10,845 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.28ms. Allocated memory is still 142.6MB. Free memory was 82.5MB in the beginning and 78.1MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 22:35:10,845 INFO L158 Benchmark]: Boogie Preprocessor took 123.15ms. Allocated memory is still 142.6MB. Free memory was 78.1MB in the beginning and 110.9MB in the end (delta: -32.8MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2023-11-23 22:35:10,846 INFO L158 Benchmark]: RCFGBuilder took 772.76ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 110.8MB in the beginning and 143.7MB in the end (delta: -32.9MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2023-11-23 22:35:10,846 INFO L158 Benchmark]: TraceAbstraction took 5502.68ms. Allocated memory is still 201.3MB. Free memory was 143.7MB in the beginning and 118.1MB in the end (delta: 25.6MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-11-23 22:35:10,846 INFO L158 Benchmark]: Witness Printer took 3.90ms. Allocated memory is still 201.3MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 22:35:10,850 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 142.6MB. Free memory was 116.9MB in the beginning and 116.8MB in the end (delta: 86.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.20ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 82.8MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.28ms. Allocated memory is still 142.6MB. Free memory was 82.5MB in the beginning and 78.1MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 123.15ms. Allocated memory is still 142.6MB. Free memory was 78.1MB in the beginning and 110.9MB in the end (delta: -32.8MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * RCFGBuilder took 772.76ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 110.8MB in the beginning and 143.7MB in the end (delta: -32.9MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * TraceAbstraction took 5502.68ms. Allocated memory is still 201.3MB. Free memory was 143.7MB in the beginning and 118.1MB in the end (delta: 25.6MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Witness Printer took 3.90ms. Allocated memory is still 201.3MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of someBinaryArithmeticDOUBLEoperation at line 47. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] signed char var_1_2 = -1; [L24] signed char var_1_3 = 10; [L25] signed long int var_1_5 = 5; [L26] unsigned char var_1_6 = 0; [L27] double var_1_7 = 24.8; [L28] double var_1_8 = 500.5; [L29] double var_1_9 = 2.4; [L30] double var_1_10 = 0.4; [L31] double var_1_11 = 255.8; [L32] double var_1_12 = 50.75; [L33] unsigned char var_1_13 = 4; [L34] unsigned char var_1_14 = 200; [L35] unsigned char var_1_15 = 25; [L36] unsigned char var_1_16 = 128; [L37] unsigned char var_1_17 = 64; [L38] unsigned char var_1_18 = 32; [L39] unsigned char var_1_19 = 32; [L40] unsigned long int var_1_20 = 1; [L41] float var_1_21 = 9999999999.2; [L42] double var_1_23 = 10.875; [L133] isInitial = 1 [L134] FCALL initially() [L135] COND TRUE 1 [L136] FCALL updateLastVariables() [L137] CALL updateVariables() [L84] var_1_2 = __VERIFIER_nondet_char() [L85] CALL assume_abort_if_not(var_1_2 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L85] RET assume_abort_if_not(var_1_2 >= -1) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L86] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L86] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L87] var_1_3 = __VERIFIER_nondet_char() [L88] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L88] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L89] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L89] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L90] var_1_5 = __VERIFIER_nondet_long() [L91] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L91] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L92] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L92] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L93] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L93] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L94] var_1_6 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L95] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L96] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L96] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L97] var_1_8 = __VERIFIER_nondet_double() [L98] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && 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=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5, var_1_9=12/5] [L98] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5, var_1_9=12/5] [L99] var_1_9 = __VERIFIER_nondet_double() [L100] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L100] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L101] var_1_10 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L102] RET assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L103] var_1_11 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L104] RET assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L105] var_1_12 = __VERIFIER_nondet_double() [L106] CALL assume_abort_if_not((var_1_12 >= -115292.1504606845700e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 1152921.504606845700e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L106] RET assume_abort_if_not((var_1_12 >= -115292.1504606845700e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 1152921.504606845700e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L107] var_1_14 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_14 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L108] RET assume_abort_if_not(var_1_14 >= 190) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L109] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L109] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L110] var_1_15 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L111] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L112] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L112] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L113] var_1_16 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L114] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L115] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L115] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L116] var_1_17 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L117] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L118] CALL assume_abort_if_not(var_1_17 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L118] RET assume_abort_if_not(var_1_17 <= 64) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L119] var_1_18 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L120] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L121] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L121] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L122] var_1_19 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L123] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L124] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L124] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L137] RET updateVariables() [L138] CALL step() [L46] COND TRUE -256 <= var_1_2 [L47] var_1_7 = (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L53] COND TRUE var_1_11 <= var_1_9 [L54] var_1_13 = ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L56] COND TRUE (var_1_2 - var_1_3) > (var_1_13 / var_1_5) [L57] var_1_1 = (128 - var_1_3) VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L65] EXPR (var_1_2 * var_1_13) & var_1_1 VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L65] COND FALSE !(var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) [L68] EXPR var_1_1 & var_1_3 VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L68] COND FALSE !((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) [L75] var_1_21 = var_1_12 VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L77] COND TRUE var_1_1 > var_1_20 VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L78] COND TRUE ! (! var_1_6) [L79] var_1_23 = var_1_8 VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_8=3] [L138] RET step() [L139] CALL, EXPR property() [L129] EXPR (((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_8=3] [L129] EXPR ((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12))) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_8=3] [L129-L130] return (((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12)))) && ((var_1_1 > var_1_20) ? ((! (! var_1_6)) ? (var_1_23 == ((double) var_1_8)) : 1) : 1) ; [L139] RET, EXPR property() [L139] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_8=3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_8=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.3s, OverallIterations: 4, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 437 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 435 mSDsluCounter, 735 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 381 mSDsCounter, 85 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 601 IncrementalHoareTripleChecker+Invalid, 686 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 85 mSolverCounterUnsat, 354 mSDtfsCounter, 601 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 650 GetRequests, 630 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=3, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 15 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 811 NumberOfCodeBlocks, 811 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 644 ConstructedInterpolants, 0 QuantifiedInterpolants, 1935 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1063 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 5062/5200 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 22:35:10,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ --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 00ca84abae40dfb9f755f19284e3f94b13402b7689f1ab8afdf6fe1633b787fb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 22:35:13,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:35:13,714 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-23 22:35:13,723 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:35:13,725 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:35:13,769 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:35:13,770 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:35:13,771 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:35:13,772 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:35:13,772 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:35:13,773 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:35:13,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:35:13,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:35:13,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:35:13,775 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:35:13,776 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:35:13,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:35:13,777 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 22:35:13,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 22:35:13,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:35:13,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:35:13,779 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:35:13,779 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:35:13,780 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 22:35:13,780 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 22:35:13,781 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 22:35:13,781 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 22:35:13,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:35:13,782 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:35:13,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:35:13,783 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:35:13,783 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:35:13,783 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:35:13,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:35:13,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:35:13,784 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:35:13,784 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:35:13,785 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-23 22:35:13,785 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 22:35:13,785 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:35:13,785 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:35:13,786 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:35:13,786 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:35:13,786 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:35:13,786 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-23 22:35:13,786 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_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00ca84abae40dfb9f755f19284e3f94b13402b7689f1ab8afdf6fe1633b787fb [2023-11-23 22:35:14,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:35:14,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:35:14,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:35:14,261 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:35:14,262 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:35:14,264 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i [2023-11-23 22:35:17,770 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:35:18,087 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:35:18,088 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i [2023-11-23 22:35:18,099 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/data/7207e1423/9305a8f89b694e2a92a8af6920589670/FLAG7db133ce1 [2023-11-23 22:35:18,122 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/data/7207e1423/9305a8f89b694e2a92a8af6920589670 [2023-11-23 22:35:18,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:35:18,131 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:35:18,133 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:35:18,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:35:18,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:35:18,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5732da38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18, skipping insertion in model container [2023-11-23 22:35:18,141 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,189 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:35:18,362 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i[919,932] [2023-11-23 22:35:18,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:35:18,438 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 22:35:18,450 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i[919,932] [2023-11-23 22:35:18,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:35:18,504 INFO L206 MainTranslator]: Completed translation [2023-11-23 22:35:18,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18 WrapperNode [2023-11-23 22:35:18,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:35:18,506 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 22:35:18,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 22:35:18,507 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 22:35:18,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,533 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,570 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147 [2023-11-23 22:35:18,570 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 22:35:18,571 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 22:35:18,571 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 22:35:18,572 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 22:35:18,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,589 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,629 INFO L189 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-23 22:35:18,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,630 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,644 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,663 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,665 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,667 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,672 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 22:35:18,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 22:35:18,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 22:35:18,673 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 22:35:18,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (1/1) ... [2023-11-23 22:35:18,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:35:18,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:35:18,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 22:35:18,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 22:35:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 22:35:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-23 22:35:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 22:35:18,755 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 22:35:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 22:35:18,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 22:35:18,904 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 22:35:18,907 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 22:35:24,103 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 22:35:24,158 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 22:35:24,159 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 22:35:24,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:24 BoogieIcfgContainer [2023-11-23 22:35:24,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 22:35:24,162 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 22:35:24,162 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 22:35:24,165 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 22:35:24,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:35:18" (1/3) ... [2023-11-23 22:35:24,167 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47f75739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:24, skipping insertion in model container [2023-11-23 22:35:24,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18" (2/3) ... [2023-11-23 22:35:24,167 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47f75739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:24, skipping insertion in model container [2023-11-23 22:35:24,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:24" (3/3) ... [2023-11-23 22:35:24,169 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-57.i [2023-11-23 22:35:24,205 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 22:35:24,205 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 22:35:24,257 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 22:35:24,263 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75a60805, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 22:35:24,263 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 22:35:24,268 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 35 states have (on average 1.4285714285714286) internal successors, (50), 36 states have internal predecessors, (50), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 22:35:24,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-23 22:35:24,290 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:35:24,291 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:35:24,291 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:35:24,297 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:35:24,297 INFO L85 PathProgramCache]: Analyzing trace with hash -537680779, now seen corresponding path program 1 times [2023-11-23 22:35:24,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 22:35:24,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1894238350] [2023-11-23 22:35:24,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:35:24,314 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:35:24,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 22:35:24,315 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 22:35:24,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 22:35:24,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:35:25,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 22:35:25,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:35:25,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 666 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2023-11-23 22:35:25,088 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 22:35:25,089 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 22:35:25,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1894238350] [2023-11-23 22:35:25,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1894238350] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:35:25,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:35:25,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:35:25,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275195994] [2023-11-23 22:35:25,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:35:25,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 22:35:25,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 22:35:25,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 22:35:25,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:35:25,135 INFO L87 Difference]: Start difference. First operand has 64 states, 35 states have (on average 1.4285714285714286) internal successors, (50), 36 states have internal predecessors, (50), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 22:35:27,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 22:35:27,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:35:27,362 INFO L93 Difference]: Finished difference Result 124 states and 226 transitions. [2023-11-23 22:35:27,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 22:35:27,400 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 156 [2023-11-23 22:35:27,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:35:27,408 INFO L225 Difference]: With dead ends: 124 [2023-11-23 22:35:27,408 INFO L226 Difference]: Without dead ends: 61 [2023-11-23 22:35:27,412 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:35:27,416 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 22:35:27,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 91 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 22:35:27,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2023-11-23 22:35:27,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2023-11-23 22:35:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 33 states have internal predecessors, (42), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 22:35:27,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 94 transitions. [2023-11-23 22:35:27,467 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 94 transitions. Word has length 156 [2023-11-23 22:35:27,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:35:27,468 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 94 transitions. [2023-11-23 22:35:27,468 INFO L496 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, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 22:35:27,468 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 94 transitions. [2023-11-23 22:35:27,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-23 22:35:27,472 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:35:27,473 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:35:27,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/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 [2023-11-23 22:35:27,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:35:27,687 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:35:27,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:35:27,688 INFO L85 PathProgramCache]: Analyzing trace with hash 470934589, now seen corresponding path program 1 times [2023-11-23 22:35:27,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 22:35:27,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [920821079] [2023-11-23 22:35:27,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:35:27,689 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 22:35:27,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 22:35:27,691 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 22:35:27,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_240151b4-a786-4d81-936a-5a8146d7a705/bin/uautomizer-verify-zZY32mL2XJ/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 [2023-11-23 22:35:28,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:35:28,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-23 22:35:28,721 INFO L285 TraceCheckSpWp]: Computing forward predicates...