./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-58.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-58.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a997cf687e351b7f57245bd31acb8cec29ed906aad11e6b7eee545da7afcb34c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:44:37,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:44:37,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:44:37,595 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:44:37,597 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:44:37,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:44:37,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:44:37,645 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:44:37,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:44:37,651 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:44:37,652 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:44:37,652 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:44:37,653 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:44:37,654 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:44:37,655 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:44:37,655 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:44:37,656 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:44:37,656 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:44:37,657 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:44:37,657 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:44:37,658 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:44:37,658 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:44:37,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:44:37,660 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:44:37,660 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:44:37,661 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:44:37,661 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:44:37,662 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:44:37,662 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:44:37,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:44:37,664 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:44:37,664 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:44:37,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:44:37,665 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:44:37,665 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:44:37,665 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:44:37,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:37,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:44:37,666 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:44:37,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:44:37,667 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:44:37,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:44:37,668 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:44:37,668 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:44:37,669 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:44:37,669 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a997cf687e351b7f57245bd31acb8cec29ed906aad11e6b7eee545da7afcb34c [2023-11-12 00:44:37,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:44:38,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:44:38,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:44:38,017 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:44:38,017 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:44:38,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-58.i [2023-11-12 00:44:41,215 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:44:41,436 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:44:41,437 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-58.i [2023-11-12 00:44:41,446 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/data/c33329372/e2941fd59adb420a8b47139acb4b541a/FLAG18487d973 [2023-11-12 00:44:41,461 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/data/c33329372/e2941fd59adb420a8b47139acb4b541a [2023-11-12 00:44:41,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:44:41,465 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:44:41,467 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:41,467 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:44:41,473 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:44:41,474 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:41,475 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a382acc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41, skipping insertion in model container [2023-11-12 00:44:41,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:41,518 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:44:41,686 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_bb4f11aa-2061-4a0a-abbc-552e49532c81/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-58.i[919,932] [2023-11-12 00:44:41,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:41,773 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:44:41,785 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_bb4f11aa-2061-4a0a-abbc-552e49532c81/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-58.i[919,932] [2023-11-12 00:44:41,834 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:41,851 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:44:41,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41 WrapperNode [2023-11-12 00:44:41,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:41,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:41,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:44:41,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:44:41,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:41,891 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:41,935 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 148 [2023-11-12 00:44:41,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:41,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:44:41,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:44:41,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:44:41,946 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:41,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:41,950 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:41,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:41,962 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:41,966 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:41,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:41,977 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:41,991 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:44:41,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:44:41,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:44:41,992 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:44:41,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41" (1/1) ... [2023-11-12 00:44:42,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:42,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:44:42,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:44:42,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:44:42,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:44:42,068 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:44:42,068 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:44:42,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:44:42,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:44:42,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:44:42,205 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:44:42,208 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:44:42,606 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:44:42,893 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:44:42,894 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:44:42,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:42 BoogieIcfgContainer [2023-11-12 00:44:42,897 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:44:42,926 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:44:42,927 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:44:42,930 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:44:42,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:44:41" (1/3) ... [2023-11-12 00:44:42,932 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b6005f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:42, skipping insertion in model container [2023-11-12 00:44:42,932 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:41" (2/3) ... [2023-11-12 00:44:42,933 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b6005f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:42, skipping insertion in model container [2023-11-12 00:44:42,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:42" (3/3) ... [2023-11-12 00:44:42,935 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-58.i [2023-11-12 00:44:42,949 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:44:42,950 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:44:43,010 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:44:43,020 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=FINITE_AUTOMATA, 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;@11971b99, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:44:43,021 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:44:43,026 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-12 00:44:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-12 00:44:43,038 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:44:43,038 INFO L195 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:44:43,039 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:44:43,044 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:44:43,044 INFO L85 PathProgramCache]: Analyzing trace with hash -233433160, now seen corresponding path program 1 times [2023-11-12 00:44:43,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:44:43,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082358109] [2023-11-12 00:44:43,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:43,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:44:43,287 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:44:43,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1164333366] [2023-11-12 00:44:43,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:43,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:44:43,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:44:43,292 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:44:43,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:44:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:44:43,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:44:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:44:43,971 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:44:43,980 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:44:43,981 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:44:43,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:44:44,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:44:44,194 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:44:44,197 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:44:44,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:44:44 BoogieIcfgContainer [2023-11-12 00:44:44,314 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:44:44,315 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:44:44,315 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:44:44,315 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:44:44,316 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:42" (3/4) ... [2023-11-12 00:44:44,318 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:44:44,320 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:44:44,322 INFO L158 Benchmark]: Toolchain (without parser) took 2856.06ms. Allocated memory is still 151.0MB. Free memory was 112.8MB in the beginning and 77.1MB in the end (delta: 35.7MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2023-11-12 00:44:44,322 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory was 71.1MB in the beginning and 71.0MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:44:44,323 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.44ms. Allocated memory is still 151.0MB. Free memory was 112.4MB in the beginning and 98.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:44:44,324 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.94ms. Allocated memory is still 151.0MB. Free memory was 98.6MB in the beginning and 95.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:44:44,325 INFO L158 Benchmark]: Boogie Preprocessor took 54.46ms. Allocated memory is still 151.0MB. Free memory was 95.1MB in the beginning and 93.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:44:44,325 INFO L158 Benchmark]: RCFGBuilder took 904.81ms. Allocated memory is still 151.0MB. Free memory was 93.0MB in the beginning and 50.4MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-12 00:44:44,328 INFO L158 Benchmark]: TraceAbstraction took 1387.99ms. Allocated memory is still 151.0MB. Free memory was 120.2MB in the beginning and 77.8MB in the end (delta: 42.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-12 00:44:44,329 INFO L158 Benchmark]: Witness Printer took 5.58ms. Allocated memory is still 151.0MB. Free memory was 77.8MB in the beginning and 77.1MB in the end (delta: 684.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:44:44,334 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory was 71.1MB in the beginning and 71.0MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.44ms. Allocated memory is still 151.0MB. Free memory was 112.4MB in the beginning and 98.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.94ms. Allocated memory is still 151.0MB. Free memory was 98.6MB in the beginning and 95.1MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.46ms. Allocated memory is still 151.0MB. Free memory was 95.1MB in the beginning and 93.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 904.81ms. Allocated memory is still 151.0MB. Free memory was 93.0MB in the beginning and 50.4MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1387.99ms. Allocated memory is still 151.0MB. Free memory was 120.2MB in the beginning and 77.8MB in the end (delta: 42.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 5.58ms. Allocated memory is still 151.0MB. Free memory was 77.8MB in the beginning and 77.1MB in the end (delta: 684.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 135. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_3 = 16; [L24] unsigned char var_1_5 = 200; [L25] unsigned char var_1_6 = 1; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_8 = 0; [L28] unsigned char var_1_9 = 0; [L29] signed short int var_1_10 = 128; [L30] signed short int var_1_11 = 5; [L31] signed char var_1_12 = -2; [L32] signed char var_1_13 = -32; [L33] signed char var_1_14 = 2; [L34] signed char var_1_15 = 25; [L35] signed char var_1_16 = 1; [L36] signed char var_1_17 = 0; [L37] signed long int var_1_18 = -16; [L38] float var_1_19 = 2.775; [L39] unsigned long int var_1_20 = 2381110720; [L40] float var_1_21 = 10000000000000.5; [L41] signed short int last_1_var_1_10 = 128; [L42] signed short int last_1_var_1_11 = 5; [L43] signed char last_1_var_1_15 = 25; [L139] isInitial = 1 [L140] FCALL initially() [L141] COND TRUE 1 [L142] CALL updateLastVariables() [L130] last_1_var_1_10 = var_1_10 [L131] last_1_var_1_11 = var_1_11 [L132] last_1_var_1_15 = var_1_15 [L142] RET updateLastVariables() [L143] CALL updateVariables() [L92] var_1_3 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L94] CALL assume_abort_if_not(var_1_3 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_3 <= 255) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L95] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=200, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L96] var_1_5 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L98] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L99] var_1_6 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L101] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=0] [L102] var_1_7 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L104] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L105] var_1_8 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L107] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L108] var_1_9 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L110] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=-32, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L111] var_1_13 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L113] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L114] var_1_14 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_14 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_14 >= -127) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L116] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=1, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L117] var_1_16 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L119] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=0, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L120] var_1_17 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=14, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=14, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L122] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=14, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=14, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=2381110720, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L123] var_1_20 = __VERIFIER_nondet_ulong() [L124] CALL assume_abort_if_not(var_1_20 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=14, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981528, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_20 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=14, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981528, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L125] CALL assume_abort_if_not(var_1_20 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=14, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981528, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_20 <= 4294967295) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=14, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981528, var_1_21=20000000000001/2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L126] var_1_21 = __VERIFIER_nondet_float() [L127] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=14, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981528, var_1_21=2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=-2, var_1_13=2, var_1_14=2, var_1_15=25, var_1_16=3, var_1_17=14, var_1_18=-16, var_1_19=111/40, var_1_1=0, var_1_20=4160981528, var_1_21=2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L143] RET updateVariables() [L144] CALL step() [L47] COND FALSE !((last_1_var_1_15 / var_1_3) <= 2) [L58] var_1_1 = var_1_5 [L60] COND FALSE !(var_1_3 <= var_1_1) [L63] var_1_12 = ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))) [L64] COND TRUE \read(var_1_7) [L65] var_1_15 = (((((32) < ((16 + var_1_16))) ? (32) : ((16 + var_1_16)))) - var_1_17) [L67] COND FALSE !(var_1_16 <= ((((var_1_13) > (var_1_3)) ? (var_1_13) : (var_1_3)))) [L70] var_1_18 = 4 [L72] COND TRUE 100000000u < (((((4160981528u) < (var_1_20)) ? (4160981528u) : (var_1_20))) - var_1_15) [L73] COND TRUE var_1_20 > 1u [L74] COND FALSE !(\read(var_1_9)) [L77] var_1_19 = var_1_21 [L83] COND FALSE !(last_1_var_1_11 >= (((((var_1_15) < (var_1_10)) ? (var_1_15) : (var_1_10))) + var_1_5)) [L86] COND FALSE !(\read(var_1_8)) [L144] RET step() [L145] CALL, EXPR property() [L135-L136] return ((((((((last_1_var_1_15 / var_1_3) <= 2) ? ((var_1_3 < (((((~ last_1_var_1_15)) < (last_1_var_1_10)) ? ((~ last_1_var_1_15)) : (last_1_var_1_10)))) ? (var_1_1 == ((unsigned char) ((((var_1_5) < (16)) ? (var_1_5) : (16))))) : ((((var_1_6 || var_1_7) && var_1_8) || var_1_9) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_5)))) : (var_1_1 == ((unsigned char) var_1_5))) && ((var_1_3 <= var_1_1) ? (var_1_10 == ((signed short int) ((((var_1_5) < (var_1_3)) ? (var_1_5) : (var_1_3))))) : 1)) && ((last_1_var_1_11 >= (((((var_1_15) < (var_1_10)) ? (var_1_15) : (var_1_10))) + var_1_5)) ? (var_1_11 == ((signed short int) ((var_1_5 + var_1_15) + var_1_3))) : (var_1_8 ? (var_1_11 == ((signed short int) var_1_3)) : 1))) && (var_1_12 == ((signed char) ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) && (var_1_7 ? (var_1_15 == ((signed char) (((((32) < ((16 + var_1_16))) ? (32) : ((16 + var_1_16)))) - var_1_17))) : 1)) && ((var_1_16 <= ((((var_1_13) > (var_1_3)) ? (var_1_13) : (var_1_3)))) ? (var_1_18 == ((signed long int) (((((64 - var_1_16)) > (var_1_17)) ? ((64 - var_1_16)) : (var_1_17))))) : (var_1_18 == ((signed long int) 4)))) && ((100000000u < (((((4160981528u) < (var_1_20)) ? (4160981528u) : (var_1_20))) - var_1_15)) ? ((var_1_20 > 1u) ? (var_1_9 ? (var_1_19 == ((float) var_1_21)) : (var_1_19 == ((float) var_1_21))) : (var_1_19 == ((float) var_1_21))) : 1) ; [L145] RET, EXPR property() [L145] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=5, var_1_16=3, var_1_17=14, var_1_18=4, var_1_19=2, var_1_1=1, var_1_20=4160981528, var_1_21=2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=128, last_1_var_1_11=5, last_1_var_1_15=25, var_1_10=128, var_1_11=5, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=5, var_1_16=3, var_1_17=14, var_1_18=4, var_1_19=2, var_1_1=1, var_1_20=4160981528, var_1_21=2, var_1_3=2, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 88 NumberOfCodeBlocks, 88 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2023-11-12 00:44:44,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/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_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-58.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a997cf687e351b7f57245bd31acb8cec29ed906aad11e6b7eee545da7afcb34c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:44:47,104 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:44:47,229 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:44:47,237 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:44:47,238 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:44:47,283 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:44:47,283 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:44:47,284 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:44:47,285 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:44:47,290 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:44:47,290 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:44:47,291 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:44:47,292 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:44:47,293 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:44:47,294 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:44:47,294 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:44:47,295 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:44:47,296 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:44:47,296 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:44:47,297 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:44:47,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:44:47,298 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:44:47,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:44:47,299 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:44:47,300 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:44:47,300 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:44:47,301 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:44:47,301 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:44:47,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:44:47,302 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:44:47,303 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:44:47,304 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:44:47,304 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:44:47,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:47,305 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:44:47,305 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:44:47,305 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:44:47,306 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:44:47,306 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:44:47,307 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:44:47,307 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:44:47,308 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:44:47,308 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a997cf687e351b7f57245bd31acb8cec29ed906aad11e6b7eee545da7afcb34c [2023-11-12 00:44:47,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:44:47,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:44:47,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:44:47,768 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:44:47,768 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:44:47,770 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-58.i [2023-11-12 00:44:50,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:44:51,233 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:44:51,234 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-58.i [2023-11-12 00:44:51,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/data/b97c6c89d/806f0ba0771b4eada2c3764bc2faa956/FLAG81fcd2cd0 [2023-11-12 00:44:51,257 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/data/b97c6c89d/806f0ba0771b4eada2c3764bc2faa956 [2023-11-12 00:44:51,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:44:51,261 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:44:51,262 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:51,262 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:44:51,267 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:44:51,268 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ef5d922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51, skipping insertion in model container [2023-11-12 00:44:51,270 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,297 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:44:51,442 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_bb4f11aa-2061-4a0a-abbc-552e49532c81/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-58.i[919,932] [2023-11-12 00:44:51,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:51,526 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:44:51,541 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_bb4f11aa-2061-4a0a-abbc-552e49532c81/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-58.i[919,932] [2023-11-12 00:44:51,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:51,590 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:44:51,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51 WrapperNode [2023-11-12 00:44:51,591 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:51,592 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:51,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:44:51,593 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:44:51,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,615 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,647 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 144 [2023-11-12 00:44:51,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:51,648 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:44:51,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:44:51,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:44:51,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,675 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,694 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,696 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,701 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:44:51,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:44:51,702 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:44:51,702 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:44:51,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51" (1/1) ... [2023-11-12 00:44:51,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:51,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:44:51,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:44:51,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:44:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:44:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:44:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:44:51,804 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:44:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:44:51,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:44:51,890 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:44:51,892 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:44:52,322 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:44:52,337 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:44:52,338 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:44:52,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:52 BoogieIcfgContainer [2023-11-12 00:44:52,341 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:44:52,344 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:44:52,345 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:44:52,349 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:44:52,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:44:51" (1/3) ... [2023-11-12 00:44:52,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cea7474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:52, skipping insertion in model container [2023-11-12 00:44:52,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:51" (2/3) ... [2023-11-12 00:44:52,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cea7474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:52, skipping insertion in model container [2023-11-12 00:44:52,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:52" (3/3) ... [2023-11-12 00:44:52,354 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-58.i [2023-11-12 00:44:52,376 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:44:52,377 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:44:52,450 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:44:52,457 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=FINITE_AUTOMATA, 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;@6c1d969d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:44:52,458 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:44:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-12 00:44:52,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-12 00:44:52,484 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:44:52,486 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:44:52,488 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:44:52,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:44:52,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1394519631, now seen corresponding path program 1 times [2023-11-12 00:44:52,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:44:52,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1000423318] [2023-11-12 00:44:52,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:52,513 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 [2023-11-12 00:44:52,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:44:52,520 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:44:52,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb4f11aa-2061-4a0a-abbc-552e49532c81/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:44:52,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:44:52,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-12 00:44:52,970 INFO L285 TraceCheckSpWp]: Computing forward predicates...