./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-47.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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_5d5c9a26-058c-4526-8f45-d19ef937ff46/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 2b982617b4eafec7cbb1a277d4cd75e5591003436ed1218fbd6f7cc65704fea2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:00:19,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:00:19,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 01:00:19,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:00:19,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:00:19,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:00:19,927 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:00:19,927 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:00:19,928 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:00:19,929 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:00:19,930 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:00:19,930 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:00:19,931 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:00:19,931 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 01:00:19,932 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:00:19,933 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:00:19,933 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 01:00:19,934 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 01:00:19,935 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:00:19,935 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 01:00:19,936 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 01:00:19,937 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 01:00:19,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:00:19,939 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:00:19,939 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:00:19,940 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 01:00:19,940 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:00:19,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:00:19,941 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:00:19,942 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:00:19,942 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:00:19,943 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:00:19,943 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:00:19,944 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:00:19,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:00:19,945 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:00:19,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:00:19,946 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:00:19,946 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:00:19,947 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:00:19,947 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 01:00:19,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 01:00:19,948 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:00:19,948 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:00:19,949 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:00:19,949 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_5d5c9a26-058c-4526-8f45-d19ef937ff46/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b982617b4eafec7cbb1a277d4cd75e5591003436ed1218fbd6f7cc65704fea2 [2023-11-12 01:00:20,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:00:20,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:00:20,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:00:20,234 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:00:20,235 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:00:20,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-47.i [2023-11-12 01:00:23,415 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:00:23,662 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:00:23,663 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-47.i [2023-11-12 01:00:23,673 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/data/53b85350b/3bfcf62bb1bc4336821ac29ef76d3c5e/FLAG4cd8d2fb7 [2023-11-12 01:00:23,689 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/data/53b85350b/3bfcf62bb1bc4336821ac29ef76d3c5e [2023-11-12 01:00:23,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:00:23,694 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:00:23,695 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:00:23,696 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:00:23,702 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:00:23,703 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:00:23" (1/1) ... [2023-11-12 01:00:23,704 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f953eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:23, skipping insertion in model container [2023-11-12 01:00:23,704 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:00:23" (1/1) ... [2023-11-12 01:00:23,736 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:00:23,892 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_5d5c9a26-058c-4526-8f45-d19ef937ff46/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-47.i[916,929] [2023-11-12 01:00:23,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:00:23,957 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:00:23,971 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_5d5c9a26-058c-4526-8f45-d19ef937ff46/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-47.i[916,929] [2023-11-12 01:00:24,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:00:24,029 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:00:24,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24 WrapperNode [2023-11-12 01:00:24,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:00:24,031 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:00:24,031 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:00:24,031 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:00:24,040 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24" (1/1) ... [2023-11-12 01:00:24,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24" (1/1) ... [2023-11-12 01:00:24,106 INFO L138 Inliner]: procedures = 29, calls = 136, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 391 [2023-11-12 01:00:24,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:00:24,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:00:24,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:00:24,116 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:00:24,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24" (1/1) ... [2023-11-12 01:00:24,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24" (1/1) ... [2023-11-12 01:00:24,134 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24" (1/1) ... [2023-11-12 01:00:24,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24" (1/1) ... [2023-11-12 01:00:24,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24" (1/1) ... [2023-11-12 01:00:24,165 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24" (1/1) ... [2023-11-12 01:00:24,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24" (1/1) ... [2023-11-12 01:00:24,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24" (1/1) ... [2023-11-12 01:00:24,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:00:24,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:00:24,180 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:00:24,180 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:00:24,181 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24" (1/1) ... [2023-11-12 01:00:24,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:00:24,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:00:24,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:00:24,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:00:24,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:00:24,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-12 01:00:24,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 01:00:24,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-12 01:00:24,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 01:00:24,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-12 01:00:24,315 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:00:24,316 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:00:24,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 01:00:24,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:00:24,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:00:24,443 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:00:24,446 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:00:25,044 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:00:26,222 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:00:26,223 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:00:26,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:00:26 BoogieIcfgContainer [2023-11-12 01:00:26,229 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:00:26,233 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:00:26,234 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:00:26,237 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:00:26,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:00:23" (1/3) ... [2023-11-12 01:00:26,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ce5504c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:00:26, skipping insertion in model container [2023-11-12 01:00:26,239 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:24" (2/3) ... [2023-11-12 01:00:26,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ce5504c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:00:26, skipping insertion in model container [2023-11-12 01:00:26,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:00:26" (3/3) ... [2023-11-12 01:00:26,243 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-47.i [2023-11-12 01:00:26,263 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:00:26,264 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:00:26,312 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:00:26,319 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;@38a44233, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:00:26,319 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:00:26,323 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 15 states have (on average 1.2) internal successors, (18), 16 states have internal predecessors, (18), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-12 01:00:26,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-12 01:00:26,334 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:00:26,334 INFO L195 NwaCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 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 01:00:26,335 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:00:26,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:00:26,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1329880886, now seen corresponding path program 1 times [2023-11-12 01:00:26,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:00:26,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012660005] [2023-11-12 01:00:26,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:26,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:00:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:00:27,559 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 01:00:28,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:00:28,154 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 01:00:28,156 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 01:00:28,158 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 01:00:28,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 01:00:28,166 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 01:00:28,173 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 01:00:28,220 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-12 01:00:28,221 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-12 01:00:28,221 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-12 01:00:28,221 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-12 01:00:28,222 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-12 01:00:28,222 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-12 01:00:28,222 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-12 01:00:28,224 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-12 01:00:28,224 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-12 01:00:28,224 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-12 01:00:28,225 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-12 01:00:28,225 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-12 01:00:28,225 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-12 01:00:28,225 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-12 01:00:28,226 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-12 01:00:28,226 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-12 01:00:28,226 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-12 01:00:28,227 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-12 01:00:28,227 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-12 01:00:28,228 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-12 01:00:28,228 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-12 01:00:28,228 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-12 01:00:28,229 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-12 01:00:28,230 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-12 01:00:28,230 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-12 01:00:28,231 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-12 01:00:28,231 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-12 01:00:28,239 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-12 01:00:28,239 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-12 01:00:28,240 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-12 01:00:28,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 01:00:28 BoogieIcfgContainer [2023-11-12 01:00:28,268 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 01:00:28,271 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 01:00:28,272 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 01:00:28,272 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 01:00:28,273 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:00:26" (3/4) ... [2023-11-12 01:00:28,277 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 01:00:28,279 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 01:00:28,281 INFO L158 Benchmark]: Toolchain (without parser) took 4586.56ms. Allocated memory was 188.7MB in the beginning and 262.1MB in the end (delta: 73.4MB). Free memory was 145.3MB in the beginning and 213.7MB in the end (delta: -68.4MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-11-12 01:00:28,282 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 134.2MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:00:28,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.68ms. Allocated memory is still 188.7MB. Free memory was 145.3MB in the beginning and 130.8MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 01:00:28,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.75ms. Allocated memory is still 188.7MB. Free memory was 130.4MB in the beginning and 127.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 01:00:28,287 INFO L158 Benchmark]: Boogie Preprocessor took 63.90ms. Allocated memory is still 188.7MB. Free memory was 127.4MB in the beginning and 124.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 01:00:28,292 INFO L158 Benchmark]: RCFGBuilder took 2049.14ms. Allocated memory is still 188.7MB. Free memory was 124.4MB in the beginning and 124.6MB in the end (delta: -229.5kB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2023-11-12 01:00:28,294 INFO L158 Benchmark]: TraceAbstraction took 2035.74ms. Allocated memory was 188.7MB in the beginning and 262.1MB in the end (delta: 73.4MB). Free memory was 123.6MB in the beginning and 213.7MB in the end (delta: -90.2MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2023-11-12 01:00:28,295 INFO L158 Benchmark]: Witness Printer took 8.29ms. Allocated memory is still 262.1MB. Free memory is still 213.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:00:28,305 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 134.2MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.68ms. Allocated memory is still 188.7MB. Free memory was 145.3MB in the beginning and 130.8MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.75ms. Allocated memory is still 188.7MB. Free memory was 130.4MB in the beginning and 127.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.90ms. Allocated memory is still 188.7MB. Free memory was 127.4MB in the beginning and 124.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2049.14ms. Allocated memory is still 188.7MB. Free memory was 124.4MB in the beginning and 124.6MB in the end (delta: -229.5kB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. * TraceAbstraction took 2035.74ms. Allocated memory was 188.7MB in the beginning and 262.1MB in the end (delta: 73.4MB). Free memory was 123.6MB in the beginning and 213.7MB in the end (delta: -90.2MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. * Witness Printer took 8.29ms. Allocated memory is still 262.1MB. Free memory is still 213.7MB. 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~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 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 65, overapproximation of someUnaryDOUBLEoperation at line 67. Possible FailurePath: [L33] unsigned char isInitial = 0; [L34-L44] struct WrapperStruct0 WrapperStruct0 = { 24.575, 3.5, 16, 16, 4, 8, 1, 1, 3.8 }; [L45] signed long int last_1_WrapperStruct0_var_1_12 = 8; [L99] isInitial = 1 [L100] FCALL initially() [L101] COND TRUE 1 [L102] CALL updateLastVariables() [L92] EXPR WrapperStruct0.var_1_12 [L92] last_1_WrapperStruct0_var_1_12 = WrapperStruct0.var_1_12 [L102] RET updateLastVariables() [L103] CALL updateVariables() [L76] WrapperStruct0.var_1_8 = __VERIFIER_nondet_double() [L77] EXPR WrapperStruct0.var_1_8 [L77] EXPR WrapperStruct0.var_1_8 >= -922337.2036854765600e+13F && WrapperStruct0.var_1_8 <= -1.0e-20F [L77] EXPR WrapperStruct0.var_1_8 [L77] EXPR WrapperStruct0.var_1_8 >= -922337.2036854765600e+13F && WrapperStruct0.var_1_8 <= -1.0e-20F [L77] EXPR (WrapperStruct0.var_1_8 >= -922337.2036854765600e+13F && WrapperStruct0.var_1_8 <= -1.0e-20F) || (WrapperStruct0.var_1_8 <= 9223372.036854765600e+12F && WrapperStruct0.var_1_8 >= 1.0e-20F ) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L77] CALL assume_abort_if_not((WrapperStruct0.var_1_8 >= -922337.2036854765600e+13F && WrapperStruct0.var_1_8 <= -1.0e-20F) || (WrapperStruct0.var_1_8 <= 9223372.036854765600e+12F && WrapperStruct0.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not((WrapperStruct0.var_1_8 >= -922337.2036854765600e+13F && WrapperStruct0.var_1_8 <= -1.0e-20F) || (WrapperStruct0.var_1_8 <= 9223372.036854765600e+12F && WrapperStruct0.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L78] WrapperStruct0.var_1_10 = __VERIFIER_nondet_char() [L79] EXPR WrapperStruct0.var_1_10 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L79] CALL assume_abort_if_not(WrapperStruct0.var_1_10 >= -63) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(WrapperStruct0.var_1_10 >= -63) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L80] EXPR WrapperStruct0.var_1_10 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L80] CALL assume_abort_if_not(WrapperStruct0.var_1_10 <= 63) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(WrapperStruct0.var_1_10 <= 63) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L81] WrapperStruct0.var_1_11 = __VERIFIER_nondet_char() [L82] EXPR WrapperStruct0.var_1_11 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L82] CALL assume_abort_if_not(WrapperStruct0.var_1_11 >= -63) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(WrapperStruct0.var_1_11 >= -63) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L83] EXPR WrapperStruct0.var_1_11 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L83] CALL assume_abort_if_not(WrapperStruct0.var_1_11 <= 63) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(WrapperStruct0.var_1_11 <= 63) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L84] WrapperStruct0.var_1_13 = __VERIFIER_nondet_uchar() [L85] EXPR WrapperStruct0.var_1_13 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L85] CALL assume_abort_if_not(WrapperStruct0.var_1_13 >= 0) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(WrapperStruct0.var_1_13 >= 0) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L86] EXPR WrapperStruct0.var_1_13 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L86] CALL assume_abort_if_not(WrapperStruct0.var_1_13 <= 1) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(WrapperStruct0.var_1_13 <= 1) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L87] WrapperStruct0.var_1_14 = __VERIFIER_nondet_uchar() [L88] EXPR WrapperStruct0.var_1_14 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L88] CALL assume_abort_if_not(WrapperStruct0.var_1_14 >= 0) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(WrapperStruct0.var_1_14 >= 0) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L89] EXPR WrapperStruct0.var_1_14 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L89] CALL assume_abort_if_not(WrapperStruct0.var_1_14 <= 1) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(WrapperStruct0.var_1_14 <= 1) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L103] RET updateVariables() [L104] CALL step() [L49] COND FALSE !(-4 > last_1_WrapperStruct0_var_1_12) [L54] EXPR WrapperStruct0.var_1_10 [L54] WrapperStruct0.var_1_9 = WrapperStruct0.var_1_10 [L56] EXPR WrapperStruct0.var_1_13 [L56] unsigned char stepLocal_0 = ! WrapperStruct0.var_1_13; [L57] stepLocal_0 || WrapperStruct0.var_1_14 [L57] EXPR WrapperStruct0.var_1_14 [L57] stepLocal_0 || WrapperStruct0.var_1_14 [L57] COND TRUE stepLocal_0 || WrapperStruct0.var_1_14 [L58] EXPR WrapperStruct0.var_1_14 [L58] COND FALSE !(! WrapperStruct0.var_1_14) [L61] EXPR WrapperStruct0.var_1_9 [L61] WrapperStruct0.var_1_12 = WrapperStruct0.var_1_9 [L64] EXPR WrapperStruct0.var_1_8 [L64] WrapperStruct0.var_1_15 = WrapperStruct0.var_1_8 [L65] EXPR WrapperStruct0.var_1_15 [L65] EXPR WrapperStruct0.var_1_15 [L65] COND FALSE !(WrapperStruct0.var_1_15 <= WrapperStruct0.var_1_15) [L70] EXPR WrapperStruct0.var_1_12 [L70] EXPR WrapperStruct0.var_1_9 [L70] COND FALSE !(WrapperStruct0.var_1_12 > WrapperStruct0.var_1_9) [L104] RET step() [L105] CALL, EXPR property() [L95] EXPR WrapperStruct0.var_1_15 [L95] EXPR WrapperStruct0.var_1_15 [L95] EXPR (WrapperStruct0.var_1_15 <= WrapperStruct0.var_1_15) ? (((WrapperStruct0.var_1_12 + WrapperStruct0.var_1_12) >= (WrapperStruct0.var_1_12 + WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_1 == ((double) ((((WrapperStruct0.var_1_8) < 0 ) ? -(WrapperStruct0.var_1_8) : (WrapperStruct0.var_1_8))))) : 1) : ((WrapperStruct0.var_1_12 > WrapperStruct0.var_1_9) ? (WrapperStruct0.var_1_1 == ((double) WrapperStruct0.var_1_8)) : 1) [L95] EXPR WrapperStruct0.var_1_12 [L95] EXPR WrapperStruct0.var_1_12 [L95] EXPR WrapperStruct0.var_1_12 [L95] EXPR WrapperStruct0.var_1_9 [L95] EXPR ((WrapperStruct0.var_1_12 + WrapperStruct0.var_1_12) >= (WrapperStruct0.var_1_12 + WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_1 == ((double) ((((WrapperStruct0.var_1_8) < 0 ) ? -(WrapperStruct0.var_1_8) : (WrapperStruct0.var_1_8))))) : 1 [L95] EXPR WrapperStruct0.var_1_1 [L95] EXPR WrapperStruct0.var_1_8 [L95] EXPR ((WrapperStruct0.var_1_8) < 0 ) ? -(WrapperStruct0.var_1_8) : (WrapperStruct0.var_1_8) [L95] EXPR WrapperStruct0.var_1_8 [L95] EXPR ((WrapperStruct0.var_1_8) < 0 ) ? -(WrapperStruct0.var_1_8) : (WrapperStruct0.var_1_8) [L95] EXPR ((WrapperStruct0.var_1_12 + WrapperStruct0.var_1_12) >= (WrapperStruct0.var_1_12 + WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_1 == ((double) ((((WrapperStruct0.var_1_8) < 0 ) ? -(WrapperStruct0.var_1_8) : (WrapperStruct0.var_1_8))))) : 1 [L95] EXPR (WrapperStruct0.var_1_15 <= WrapperStruct0.var_1_15) ? (((WrapperStruct0.var_1_12 + WrapperStruct0.var_1_12) >= (WrapperStruct0.var_1_12 + WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_1 == ((double) ((((WrapperStruct0.var_1_8) < 0 ) ? -(WrapperStruct0.var_1_8) : (WrapperStruct0.var_1_8))))) : 1) : ((WrapperStruct0.var_1_12 > WrapperStruct0.var_1_9) ? (WrapperStruct0.var_1_1 == ((double) WrapperStruct0.var_1_8)) : 1) [L95] EXPR ((WrapperStruct0.var_1_15 <= WrapperStruct0.var_1_15) ? (((WrapperStruct0.var_1_12 + WrapperStruct0.var_1_12) >= (WrapperStruct0.var_1_12 + WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_1 == ((double) ((((WrapperStruct0.var_1_8) < 0 ) ? -(WrapperStruct0.var_1_8) : (WrapperStruct0.var_1_8))))) : 1) : ((WrapperStruct0.var_1_12 > WrapperStruct0.var_1_9) ? (WrapperStruct0.var_1_1 == ((double) WrapperStruct0.var_1_8)) : 1)) && ((-4 > last_1_WrapperStruct0_var_1_12) ? (((~ last_1_WrapperStruct0_var_1_12) <= last_1_WrapperStruct0_var_1_12) ? (WrapperStruct0.var_1_9 == ((signed char) ((((WrapperStruct0.var_1_10 + WrapperStruct0.var_1_11) < 0 ) ? -(WrapperStruct0.var_1_10 + WrapperStruct0.var_1_11) : (WrapperStruct0.var_1_10 + WrapperStruct0.var_1_11))))) : 1) : (WrapperStruct0.var_1_9 == ((signed char) WrapperStruct0.var_1_10))) [L95] EXPR (((WrapperStruct0.var_1_15 <= WrapperStruct0.var_1_15) ? (((WrapperStruct0.var_1_12 + WrapperStruct0.var_1_12) >= (WrapperStruct0.var_1_12 + WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_1 == ((double) ((((WrapperStruct0.var_1_8) < 0 ) ? -(WrapperStruct0.var_1_8) : (WrapperStruct0.var_1_8))))) : 1) : ((WrapperStruct0.var_1_12 > WrapperStruct0.var_1_9) ? (WrapperStruct0.var_1_1 == ((double) WrapperStruct0.var_1_8)) : 1)) && ((-4 > last_1_WrapperStruct0_var_1_12) ? (((~ last_1_WrapperStruct0_var_1_12) <= last_1_WrapperStruct0_var_1_12) ? (WrapperStruct0.var_1_9 == ((signed char) ((((WrapperStruct0.var_1_10 + WrapperStruct0.var_1_11) < 0 ) ? -(WrapperStruct0.var_1_10 + WrapperStruct0.var_1_11) : (WrapperStruct0.var_1_10 + WrapperStruct0.var_1_11))))) : 1) : (WrapperStruct0.var_1_9 == ((signed char) WrapperStruct0.var_1_10)))) && (((! WrapperStruct0.var_1_13) || WrapperStruct0.var_1_14) ? ((! WrapperStruct0.var_1_14) ? (WrapperStruct0.var_1_12 == ((signed long int) (((((((WrapperStruct0.var_1_9) < (WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_9) : (WrapperStruct0.var_1_9))) < 0 ) ? -((((WrapperStruct0.var_1_9) < (WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_9) : (WrapperStruct0.var_1_9))) : ((((WrapperStruct0.var_1_9) < (WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_9) : (WrapperStruct0.var_1_9))))))) : (WrapperStruct0.var_1_12 == ((signed long int) WrapperStruct0.var_1_9))) : 1) [L95] EXPR ((((WrapperStruct0.var_1_15 <= WrapperStruct0.var_1_15) ? (((WrapperStruct0.var_1_12 + WrapperStruct0.var_1_12) >= (WrapperStruct0.var_1_12 + WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_1 == ((double) ((((WrapperStruct0.var_1_8) < 0 ) ? -(WrapperStruct0.var_1_8) : (WrapperStruct0.var_1_8))))) : 1) : ((WrapperStruct0.var_1_12 > WrapperStruct0.var_1_9) ? (WrapperStruct0.var_1_1 == ((double) WrapperStruct0.var_1_8)) : 1)) && ((-4 > last_1_WrapperStruct0_var_1_12) ? (((~ last_1_WrapperStruct0_var_1_12) <= last_1_WrapperStruct0_var_1_12) ? (WrapperStruct0.var_1_9 == ((signed char) ((((WrapperStruct0.var_1_10 + WrapperStruct0.var_1_11) < 0 ) ? -(WrapperStruct0.var_1_10 + WrapperStruct0.var_1_11) : (WrapperStruct0.var_1_10 + WrapperStruct0.var_1_11))))) : 1) : (WrapperStruct0.var_1_9 == ((signed char) WrapperStruct0.var_1_10)))) && (((! WrapperStruct0.var_1_13) || WrapperStruct0.var_1_14) ? ((! WrapperStruct0.var_1_14) ? (WrapperStruct0.var_1_12 == ((signed long int) (((((((WrapperStruct0.var_1_9) < (WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_9) : (WrapperStruct0.var_1_9))) < 0 ) ? -((((WrapperStruct0.var_1_9) < (WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_9) : (WrapperStruct0.var_1_9))) : ((((WrapperStruct0.var_1_9) < (WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_9) : (WrapperStruct0.var_1_9))))))) : (WrapperStruct0.var_1_12 == ((signed long int) WrapperStruct0.var_1_9))) : 1)) && (WrapperStruct0.var_1_15 == ((double) WrapperStruct0.var_1_8)) [L95-L96] return ((((WrapperStruct0.var_1_15 <= WrapperStruct0.var_1_15) ? (((WrapperStruct0.var_1_12 + WrapperStruct0.var_1_12) >= (WrapperStruct0.var_1_12 + WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_1 == ((double) ((((WrapperStruct0.var_1_8) < 0 ) ? -(WrapperStruct0.var_1_8) : (WrapperStruct0.var_1_8))))) : 1) : ((WrapperStruct0.var_1_12 > WrapperStruct0.var_1_9) ? (WrapperStruct0.var_1_1 == ((double) WrapperStruct0.var_1_8)) : 1)) && ((-4 > last_1_WrapperStruct0_var_1_12) ? (((~ last_1_WrapperStruct0_var_1_12) <= last_1_WrapperStruct0_var_1_12) ? (WrapperStruct0.var_1_9 == ((signed char) ((((WrapperStruct0.var_1_10 + WrapperStruct0.var_1_11) < 0 ) ? -(WrapperStruct0.var_1_10 + WrapperStruct0.var_1_11) : (WrapperStruct0.var_1_10 + WrapperStruct0.var_1_11))))) : 1) : (WrapperStruct0.var_1_9 == ((signed char) WrapperStruct0.var_1_10)))) && (((! WrapperStruct0.var_1_13) || WrapperStruct0.var_1_14) ? ((! WrapperStruct0.var_1_14) ? (WrapperStruct0.var_1_12 == ((signed long int) (((((((WrapperStruct0.var_1_9) < (WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_9) : (WrapperStruct0.var_1_9))) < 0 ) ? -((((WrapperStruct0.var_1_9) < (WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_9) : (WrapperStruct0.var_1_9))) : ((((WrapperStruct0.var_1_9) < (WrapperStruct0.var_1_9)) ? (WrapperStruct0.var_1_9) : (WrapperStruct0.var_1_9))))))) : (WrapperStruct0.var_1_12 == ((signed long int) WrapperStruct0.var_1_9))) : 1)) && (WrapperStruct0.var_1_15 == ((double) WrapperStruct0.var_1_8)) ; [L105] RET, EXPR property() [L105] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct0={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct0_var_1_12=8] [L19] reach_error() VAL [WrapperStruct0={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct0_var_1_12=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 1, TraceHistogramMax: 9, 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=27occurred 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, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 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 01:00:28,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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_5d5c9a26-058c-4526-8f45-d19ef937ff46/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 2b982617b4eafec7cbb1a277d4cd75e5591003436ed1218fbd6f7cc65704fea2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:00:31,180 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:00:31,295 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 01:00:31,299 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:00:31,300 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:00:31,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:00:31,351 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:00:31,352 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:00:31,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:00:31,358 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:00:31,358 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:00:31,359 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:00:31,359 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:00:31,361 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:00:31,361 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:00:31,362 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:00:31,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:00:31,363 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:00:31,364 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:00:31,365 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:00:31,365 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:00:31,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:00:31,366 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:00:31,366 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:00:31,367 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 01:00:31,367 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 01:00:31,368 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 01:00:31,368 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:00:31,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:00:31,369 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:00:31,370 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:00:31,370 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 01:00:31,371 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:00:31,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:00:31,371 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:00:31,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:00:31,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:00:31,372 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 01:00:31,372 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 01:00:31,373 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:00:31,374 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:00:31,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:00:31,374 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_5d5c9a26-058c-4526-8f45-d19ef937ff46/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b982617b4eafec7cbb1a277d4cd75e5591003436ed1218fbd6f7cc65704fea2 [2023-11-12 01:00:31,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:00:31,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:00:31,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:00:31,813 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:00:31,814 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:00:31,815 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-47.i [2023-11-12 01:00:34,865 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:00:35,168 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:00:35,169 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-47.i [2023-11-12 01:00:35,181 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/data/2cf081c13/c43ef34a61324adf855164e7f09450d2/FLAG9bfb19d2f [2023-11-12 01:00:35,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/data/2cf081c13/c43ef34a61324adf855164e7f09450d2 [2023-11-12 01:00:35,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:00:35,208 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:00:35,212 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:00:35,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:00:35,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:00:35,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,220 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c2a4958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35, skipping insertion in model container [2023-11-12 01:00:35,220 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,259 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:00:35,471 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_5d5c9a26-058c-4526-8f45-d19ef937ff46/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-47.i[916,929] [2023-11-12 01:00:35,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:00:35,558 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:00:35,581 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_5d5c9a26-058c-4526-8f45-d19ef937ff46/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-47.i[916,929] [2023-11-12 01:00:35,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:00:35,683 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:00:35,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35 WrapperNode [2023-11-12 01:00:35,683 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:00:35,685 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:00:35,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:00:35,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:00:35,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,713 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,763 INFO L138 Inliner]: procedures = 33, calls = 136, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 389 [2023-11-12 01:00:35,764 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:00:35,765 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:00:35,765 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:00:35,766 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:00:35,776 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,793 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,793 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,839 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,860 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,869 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:00:35,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:00:35,881 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:00:35,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:00:35,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35" (1/1) ... [2023-11-12 01:00:35,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:00:35,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:00:35,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:00:35,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:00:35,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:00:35,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-12 01:00:35,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-12 01:00:35,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-12 01:00:35,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 01:00:35,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 01:00:35,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-12 01:00:35,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 01:00:35,986 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:00:35,988 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:00:35,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:00:35,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:00:35,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-12 01:00:35,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 01:00:36,155 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:00:36,157 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:00:36,864 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:00:36,872 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:00:36,872 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:00:36,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:00:36 BoogieIcfgContainer [2023-11-12 01:00:36,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:00:36,877 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:00:36,877 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:00:36,880 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:00:36,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:00:35" (1/3) ... [2023-11-12 01:00:36,881 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fac1a95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:00:36, skipping insertion in model container [2023-11-12 01:00:36,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:00:35" (2/3) ... [2023-11-12 01:00:36,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fac1a95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:00:36, skipping insertion in model container [2023-11-12 01:00:36,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:00:36" (3/3) ... [2023-11-12 01:00:36,884 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-47.i [2023-11-12 01:00:36,903 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:00:36,903 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:00:36,957 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:00:36,964 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;@541e0bfc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:00:36,964 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:00:36,969 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 85 states have internal predecessors, (123), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-12 01:00:36,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-12 01:00:36,984 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:00:36,986 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:00:36,986 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:00:36,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:00:36,995 INFO L85 PathProgramCache]: Analyzing trace with hash -995670548, now seen corresponding path program 1 times [2023-11-12 01:00:37,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:00:37,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [524081813] [2023-11-12 01:00:37,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:00:37,013 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 01:00:37,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:00:37,026 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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 01:00:37,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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 01:00:37,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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 [2023-11-12 01:00:37,330 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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) with exit command (exit)) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:91) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:416) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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) with exit command (exit)) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 30 more Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 37 more [2023-11-12 01:00:37,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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)] Forceful destruction successful, exit code 139 [2023-11-12 01:00:37,339 INFO L158 Benchmark]: Toolchain (without parser) took 2130.27ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 44.4MB in the beginning and 54.7MB in the end (delta: -10.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2023-11-12 01:00:37,340 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:00:37,342 INFO L158 Benchmark]: CACSL2BoogieTranslator took 472.39ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 44.3MB in the beginning and 64.8MB in the end (delta: -20.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 01:00:37,342 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.64ms. Allocated memory is still 88.1MB. Free memory was 64.8MB in the beginning and 61.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 01:00:37,344 INFO L158 Benchmark]: Boogie Preprocessor took 115.35ms. Allocated memory is still 88.1MB. Free memory was 61.4MB in the beginning and 57.8MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 01:00:37,345 INFO L158 Benchmark]: RCFGBuilder took 993.62ms. Allocated memory is still 88.1MB. Free memory was 57.8MB in the beginning and 49.4MB in the end (delta: 8.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-11-12 01:00:37,347 INFO L158 Benchmark]: TraceAbstraction took 460.80ms. Allocated memory is still 88.1MB. Free memory was 48.7MB in the beginning and 54.7MB in the end (delta: -6.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:00:37,352 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 67.1MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 472.39ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 44.3MB in the beginning and 64.8MB in the end (delta: -20.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.64ms. Allocated memory is still 88.1MB. Free memory was 64.8MB in the beginning and 61.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.35ms. Allocated memory is still 88.1MB. Free memory was 61.4MB in the beginning and 57.8MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 993.62ms. Allocated memory is still 88.1MB. Free memory was 57.8MB in the beginning and 49.4MB in the end (delta: 8.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * TraceAbstraction took 460.80ms. Allocated memory is still 88.1MB. Free memory was 48.7MB in the beginning and 54.7MB in the end (delta: -6.1MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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) with exit command (exit)) Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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) with exit command (exit)) Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 01:00:37,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d5c9a26-058c-4526-8f45-d19ef937ff46/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) with exit command (exit)) Received EOF on stdin. No stderr output.