./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ --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 ecb657514b6ca34f15abfe6004ba02d38bdfc8908a67ac6501ada0716f98bd40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:04:53,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:04:53,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:04:53,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:04:53,501 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:04:53,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:04:53,535 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:04:53,535 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:04:53,536 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:04:53,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:04:53,544 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:04:53,546 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:04:53,546 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:04:53,548 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:04:53,549 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:04:53,549 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:04:53,550 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:04:53,550 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:04:53,551 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:04:53,551 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:04:53,552 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:04:53,552 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:04:53,555 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:04:53,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:04:53,556 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:04:53,557 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:04:53,557 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:04:53,558 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:04:53,558 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:04:53,558 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:04:53,560 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:04:53,561 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:04:53,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:04:53,561 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:04:53,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:04:53,561 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:04:53,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:53,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:04:53,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:04:53,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:04:53,562 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:04:53,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:04:53,563 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:04:53,563 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:04:53,564 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:04:53,564 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_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecb657514b6ca34f15abfe6004ba02d38bdfc8908a67ac6501ada0716f98bd40 [2023-11-19 05:04:53,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:04:53,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:04:53,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:04:53,899 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:04:53,899 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:04:53,902 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i [2023-11-19 05:04:57,178 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:04:57,428 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:04:57,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i [2023-11-19 05:04:57,439 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/data/0847fb8df/fe514962f4ff4f3981af33d0c2a97da2/FLAG1423b40e8 [2023-11-19 05:04:57,454 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/data/0847fb8df/fe514962f4ff4f3981af33d0c2a97da2 [2023-11-19 05:04:57,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:04:57,459 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:04:57,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:57,461 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:04:57,470 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:04:57,474 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,475 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f4d777c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57, skipping insertion in model container [2023-11-19 05:04:57,475 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,518 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:04:57,683 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_84bab192-8b99-4eff-ab6e-46174ec0cb08/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i[919,932] [2023-11-19 05:04:57,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:57,762 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:04:57,776 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_84bab192-8b99-4eff-ab6e-46174ec0cb08/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i[919,932] [2023-11-19 05:04:57,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:04:57,836 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:04:57,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57 WrapperNode [2023-11-19 05:04:57,837 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:04:57,838 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:57,838 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:04:57,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:04:57,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,928 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 141 [2023-11-19 05:04:57,929 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:04:57,930 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:04:57,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:04:57,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:04:57,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,955 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,965 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,969 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,972 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:04:57,981 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:04:57,982 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:04:57,982 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:04:57,983 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57" (1/1) ... [2023-11-19 05:04:57,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:04:58,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:04:58,026 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:04:58,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:04:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:04:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:04:58,075 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:04:58,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:04:58,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:04:58,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:04:58,208 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:04:58,211 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:04:58,699 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:04:58,923 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:04:58,923 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:04:58,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:58 BoogieIcfgContainer [2023-11-19 05:04:58,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:04:58,934 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:04:58,934 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:04:58,937 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:04:58,938 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:04:57" (1/3) ... [2023-11-19 05:04:58,939 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@642cd0be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:04:58, skipping insertion in model container [2023-11-19 05:04:58,939 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:04:57" (2/3) ... [2023-11-19 05:04:58,940 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@642cd0be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:04:58, skipping insertion in model container [2023-11-19 05:04:58,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:58" (3/3) ... [2023-11-19 05:04:58,942 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-23.i [2023-11-19 05:04:58,958 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:04:58,958 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:04:59,012 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:04:59,019 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;@6f3ded98, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:04:59,019 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:04:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand has 42 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 05:04:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 05:04:59,036 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:04:59,037 INFO L195 NwaCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:04:59,038 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:04:59,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:04:59,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1797303939, now seen corresponding path program 1 times [2023-11-19 05:04:59,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:04:59,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326028594] [2023-11-19 05:04:59,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:59,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:04:59,251 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:04:59,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1770154669] [2023-11-19 05:04:59,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:04:59,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:04:59,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:04:59,256 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:04:59,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:04:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:04:59,850 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:05:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:05:00,241 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:05:00,246 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:05:00,247 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:05:00,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 05:05:00,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:05:00,461 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:05:00,471 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:05:00,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:05:00 BoogieIcfgContainer [2023-11-19 05:05:00,621 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:05:00,622 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:05:00,622 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:05:00,622 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:05:00,623 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:04:58" (3/4) ... [2023-11-19 05:05:00,626 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:05:00,627 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:05:00,628 INFO L158 Benchmark]: Toolchain (without parser) took 3169.30ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 124.5MB in the beginning and 130.9MB in the end (delta: -6.3MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-11-19 05:05:00,629 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:00,630 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.98ms. Allocated memory is still 161.5MB. Free memory was 124.2MB in the beginning and 110.1MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:05:00,630 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.91ms. Allocated memory is still 161.5MB. Free memory was 110.1MB in the beginning and 105.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:05:00,631 INFO L158 Benchmark]: Boogie Preprocessor took 48.21ms. Allocated memory is still 161.5MB. Free memory was 105.9MB in the beginning and 103.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:05:00,632 INFO L158 Benchmark]: RCFGBuilder took 949.12ms. Allocated memory is still 161.5MB. Free memory was 103.8MB in the beginning and 63.4MB in the end (delta: 40.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 05:05:00,634 INFO L158 Benchmark]: TraceAbstraction took 1687.29ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 62.6MB in the beginning and 130.9MB in the end (delta: -68.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:00,635 INFO L158 Benchmark]: Witness Printer took 5.55ms. Allocated memory is still 195.0MB. Free memory is still 130.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:05:00,642 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.98ms. Allocated memory is still 161.5MB. Free memory was 124.2MB in the beginning and 110.1MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.91ms. Allocated memory is still 161.5MB. Free memory was 110.1MB in the beginning and 105.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.21ms. Allocated memory is still 161.5MB. Free memory was 105.9MB in the beginning and 103.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 949.12ms. Allocated memory is still 161.5MB. Free memory was 103.8MB in the beginning and 63.4MB in the end (delta: 40.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1687.29ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 62.6MB in the beginning and 130.9MB in the end (delta: -68.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.55ms. Allocated memory is still 195.0MB. Free memory is still 130.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 65, overapproximation of someUnaryDOUBLEoperation at line 41, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryArithmeticFLOAToperation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 1.4; [L26] float var_1_7 = 9.25; [L27] float var_1_8 = 1.2; [L28] float var_1_9 = 0.0; [L29] float var_1_10 = 3.1; [L30] float var_1_11 = 500.5; [L31] signed long int var_1_12 = 0; [L32] unsigned char var_1_13 = 10; [L33] unsigned char var_1_14 = 8; [L34] unsigned char var_1_17 = 64; [L35] unsigned long int var_1_18 = 25; [L36] signed char var_1_19 = -100; [L37] signed short int var_1_20 = -4; [L38] unsigned short int var_1_21 = 200; [L39] unsigned short int var_1_22 = 54878; [L40] double var_1_23 = 9999.8; [L41] float var_1_24 = -0.25; [L42] signed char var_1_25 = 50; [L43] signed char last_1_var_1_19 = -100; [L134] isInitial = 1 [L135] FCALL initially() [L136] COND TRUE 1 [L137] CALL updateLastVariables() [L127] last_1_var_1_19 = var_1_19 [L137] RET updateLastVariables() [L138] CALL updateVariables() [L92] var_1_2 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L94] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L95] var_1_3 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L97] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L98] var_1_7 = __VERIFIER_nondet_float() [L99] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=6/5, var_1_9=0] [L100] var_1_8 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=0] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=0] [L102] var_1_9 = __VERIFIER_nondet_float() [L103] CALL assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L104] var_1_10 = __VERIFIER_nondet_float() [L105] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L106] var_1_11 = __VERIFIER_nondet_float() [L107] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=10, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L108] var_1_13 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L110] CALL assume_abort_if_not(var_1_13 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_13 <= 64) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=8, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L111] var_1_14 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L113] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L114] var_1_17 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L116] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L117] CALL assume_abort_if_not(var_1_17 != 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_17 != 127) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L118] var_1_20 = __VERIFIER_nondet_short() [L119] CALL assume_abort_if_not(var_1_20 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=10, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_20 >= -32768) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=10, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L120] CALL assume_abort_if_not(var_1_20 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=10, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_20 <= 32767) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=10, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L121] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=10, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=10, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L122] var_1_22 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_22 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=10, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_22 >= 32767) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=10, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L124] CALL assume_abort_if_not(var_1_22 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=10, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_22 <= 65534) VAL [isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=0, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=10, var_1_21=200, var_1_22=32767, var_1_23=49999/5, var_1_25=50, var_1_2=0, var_1_3=0, var_1_4=7/5, var_1_7=2, var_1_8=3, var_1_9=4] [L138] RET updateVariables() [L139] CALL step() [L47] COND FALSE !(\read(var_1_2)) [L50] COND TRUE 5 <= var_1_17 [L51] var_1_21 = (var_1_22 - var_1_17) [L61] var_1_23 = var_1_10 [L62] var_1_24 = 31.75f [L63] var_1_25 = -5 [L64] COND FALSE !((var_1_23 <= var_1_23) || var_1_1) [L67] var_1_4 = ((var_1_9 - var_1_10) - var_1_11) [L69] COND TRUE ((200 - var_1_13) - var_1_14) != var_1_25 [L70] var_1_12 = (var_1_13 + ((((var_1_14) < (var_1_21)) ? (var_1_14) : (var_1_21)))) [L82] COND FALSE !((- (var_1_13 / var_1_17)) > var_1_25) [L85] COND FALSE !((last_1_var_1_19 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_21) [L88] var_1_19 = var_1_17 [L139] RET step() [L140] CALL, EXPR property() [L130-L131] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) var_1_3)) : 1) && (((var_1_23 <= var_1_23) || var_1_1) ? (var_1_4 == ((float) ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))))) : (var_1_4 == ((float) ((var_1_9 - var_1_10) - var_1_11))))) && ((((200 - var_1_13) - var_1_14) != var_1_25) ? (var_1_12 == ((signed long int) (var_1_13 + ((((var_1_14) < (var_1_21)) ? (var_1_14) : (var_1_21)))))) : (((var_1_25 / (128 - var_1_17)) < var_1_13) ? ((var_1_13 >= var_1_25) ? (var_1_12 == ((signed long int) var_1_14)) : (var_1_12 == ((signed long int) var_1_17))) : (var_1_12 == ((signed long int) var_1_17))))) && (((- (var_1_13 / var_1_17)) > var_1_25) ? (var_1_18 == ((unsigned long int) var_1_13)) : 1)) && (((last_1_var_1_19 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_21) ? (var_1_19 == ((signed char) ((((var_1_17) > (var_1_13)) ? (var_1_17) : (var_1_13))))) : (var_1_19 == ((signed char) var_1_17)))) && ((5 <= var_1_17) ? (var_1_21 == ((unsigned short int) (var_1_22 - var_1_17))) : (var_1_1 ? (var_1_1 ? (var_1_21 == ((unsigned short int) var_1_17)) : (var_1_21 == ((unsigned short int) var_1_17))) : 1))) && (var_1_23 == ((double) var_1_10))) && (var_1_24 == ((float) 31.75f))) && (var_1_25 == ((signed char) -5)) ; [L140] RET, EXPR property() [L140] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=189, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=9, var_1_1=0, var_1_20=10, var_1_21=32758, var_1_22=32767, var_1_23=5, var_1_24=127/4, var_1_25=-5, var_1_2=0, var_1_3=0, var_1_4=0, var_1_7=2, var_1_8=3, var_1_9=4] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_19=-100, var_1_10=5, var_1_11=6, var_1_12=189, var_1_13=62, var_1_14=127, var_1_17=9, var_1_18=25, var_1_19=9, var_1_1=0, var_1_20=10, var_1_21=32758, var_1_22=32767, var_1_23=5, var_1_24=127/4, var_1_25=-5, var_1_2=0, var_1_3=0, var_1_4=0, var_1_7=2, var_1_8=3, var_1_9=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 21, 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=42occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 79 NumberOfCodeBlocks, 79 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 [2023-11-19 05:05:00,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/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_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ --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 ecb657514b6ca34f15abfe6004ba02d38bdfc8908a67ac6501ada0716f98bd40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:05:03,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:05:03,517 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:05:03,524 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:05:03,524 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:05:03,554 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:05:03,555 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:05:03,556 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:05:03,557 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:05:03,557 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:05:03,558 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:05:03,559 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:05:03,559 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:05:03,560 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:05:03,561 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:05:03,561 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:05:03,562 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:05:03,563 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:05:03,564 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:05:03,564 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:05:03,565 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:05:03,566 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:05:03,567 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:05:03,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:05:03,568 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:05:03,569 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:05:03,569 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:05:03,570 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:05:03,570 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:05:03,571 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:05:03,572 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:05:03,572 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:05:03,573 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:05:03,573 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:03,574 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:05:03,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:05:03,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:05:03,576 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:05:03,576 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:05:03,576 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:05:03,577 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:05:03,577 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:05:03,578 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_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecb657514b6ca34f15abfe6004ba02d38bdfc8908a67ac6501ada0716f98bd40 [2023-11-19 05:05:04,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:05:04,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:05:04,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:05:04,026 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:05:04,026 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:05:04,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i [2023-11-19 05:05:07,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:05:07,764 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:05:07,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i [2023-11-19 05:05:07,787 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/data/dac4852d6/d11193fedfe54542b220f6ecd84aafdf/FLAG31bb05152 [2023-11-19 05:05:07,806 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/data/dac4852d6/d11193fedfe54542b220f6ecd84aafdf [2023-11-19 05:05:07,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:05:07,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:05:07,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:07,818 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:05:07,823 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:05:07,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:07" (1/1) ... [2023-11-19 05:05:07,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c27ad49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:07, skipping insertion in model container [2023-11-19 05:05:07,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:05:07" (1/1) ... [2023-11-19 05:05:07,875 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:05:08,071 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_84bab192-8b99-4eff-ab6e-46174ec0cb08/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i[919,932] [2023-11-19 05:05:08,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:05:08,196 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:05:08,212 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_84bab192-8b99-4eff-ab6e-46174ec0cb08/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-23.i[919,932] [2023-11-19 05:05:08,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:05:08,283 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:05:08,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08 WrapperNode [2023-11-19 05:05:08,283 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:05:08,285 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:05:08,285 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:05:08,285 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:05:08,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08" (1/1) ... [2023-11-19 05:05:08,321 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08" (1/1) ... [2023-11-19 05:05:08,352 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 140 [2023-11-19 05:05:08,353 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:05:08,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:05:08,354 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:05:08,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:05:08,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08" (1/1) ... [2023-11-19 05:05:08,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08" (1/1) ... [2023-11-19 05:05:08,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08" (1/1) ... [2023-11-19 05:05:08,373 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08" (1/1) ... [2023-11-19 05:05:08,401 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08" (1/1) ... [2023-11-19 05:05:08,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08" (1/1) ... [2023-11-19 05:05:08,410 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08" (1/1) ... [2023-11-19 05:05:08,413 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08" (1/1) ... [2023-11-19 05:05:08,417 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:05:08,418 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:05:08,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:05:08,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:05:08,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08" (1/1) ... [2023-11-19 05:05:08,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:05:08,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:05:08,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:05:08,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:05:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:05:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:05:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:05:08,510 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:05:08,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:05:08,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:05:08,639 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:05:08,642 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:05:11,163 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:05:11,172 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:05:11,173 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:05:11,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:11 BoogieIcfgContainer [2023-11-19 05:05:11,177 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:05:11,180 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:05:11,180 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:05:11,183 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:05:11,184 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:05:07" (1/3) ... [2023-11-19 05:05:11,185 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65cdae37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:05:11, skipping insertion in model container [2023-11-19 05:05:11,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:05:08" (2/3) ... [2023-11-19 05:05:11,185 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65cdae37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:05:11, skipping insertion in model container [2023-11-19 05:05:11,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:05:11" (3/3) ... [2023-11-19 05:05:11,187 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-23.i [2023-11-19 05:05:11,208 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:05:11,208 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:05:11,261 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:05:11,269 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;@3eadd9de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:05:11,269 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:05:11,276 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 05:05:11,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-19 05:05:11,298 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:05:11,299 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:05:11,299 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:05:11,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:05:11,305 INFO L85 PathProgramCache]: Analyzing trace with hash 732521583, now seen corresponding path program 1 times [2023-11-19 05:05:11,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:05:11,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [207682777] [2023-11-19 05:05:11,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:11,321 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 [2023-11-19 05:05:11,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:05:11,341 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:05:11,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:05:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:05:11,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:05:11,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:05:11,926 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 05:05:11,927 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:05:11,927 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:05:11,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [207682777] [2023-11-19 05:05:11,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [207682777] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:05:11,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:05:11,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:05:11,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535868747] [2023-11-19 05:05:11,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:05:11,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:05:11,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:05:11,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:05:11,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:05:11,972 INFO L87 Difference]: Start difference. First operand has 63 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 05:05:12,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:05:12,007 INFO L93 Difference]: Finished difference Result 119 states and 207 transitions. [2023-11-19 05:05:12,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:05:12,009 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 133 [2023-11-19 05:05:12,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:05:12,019 INFO L225 Difference]: With dead ends: 119 [2023-11-19 05:05:12,019 INFO L226 Difference]: Without dead ends: 59 [2023-11-19 05:05:12,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:05:12,027 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:05:12,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:05:12,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-11-19 05:05:12,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2023-11-19 05:05:12,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 36 states have internal predecessors, (47), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 05:05:12,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 89 transitions. [2023-11-19 05:05:12,079 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 89 transitions. Word has length 133 [2023-11-19 05:05:12,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:05:12,080 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 89 transitions. [2023-11-19 05:05:12,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 05:05:12,081 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2023-11-19 05:05:12,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-19 05:05:12,085 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:05:12,085 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:05:12,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/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 0 [2023-11-19 05:05:12,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:05:12,298 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:05:12,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:05:12,299 INFO L85 PathProgramCache]: Analyzing trace with hash 1352860257, now seen corresponding path program 1 times [2023-11-19 05:05:12,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:05:12,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1927178299] [2023-11-19 05:05:12,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:05:12,304 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 [2023-11-19 05:05:12,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:05:12,313 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:05:12,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84bab192-8b99-4eff-ab6e-46174ec0cb08/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:05:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:05:12,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 05:05:12,871 INFO L285 TraceCheckSpWp]: Computing forward predicates...