./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-13.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 89473bb9a9d665e14d1630d8bffc5e3f1f6a66f5c07cc27a72988faba87a0da5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:10:30,860 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:10:30,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:10:30,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:10:30,987 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:10:31,035 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:10:31,036 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:10:31,037 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:10:31,038 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:10:31,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:10:31,039 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:10:31,040 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:10:31,040 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:10:31,053 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:10:31,053 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:10:31,054 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:10:31,056 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:10:31,057 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:10:31,058 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:10:31,058 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:10:31,059 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:10:31,060 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:10:31,061 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:10:31,061 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:10:31,062 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:10:31,062 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:10:31,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:10:31,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:10:31,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:10:31,088 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:10:31,089 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:10:31,089 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:10:31,089 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:10:31,090 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:10:31,090 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:10:31,091 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:10:31,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:31,091 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:10:31,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:10:31,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:10:31,092 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:10:31,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:10:31,095 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:10:31,096 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:10:31,097 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:10:31,097 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_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89473bb9a9d665e14d1630d8bffc5e3f1f6a66f5c07cc27a72988faba87a0da5 [2023-11-19 04:10:31,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:10:31,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:10:31,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:10:31,491 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:10:31,492 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:10:31,494 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-13.i [2023-11-19 04:10:34,638 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:10:35,000 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:10:35,001 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-13.i [2023-11-19 04:10:35,015 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/data/f23d79124/1c7a56cd5df14a9386499fb74966bacf/FLAG72eedeb50 [2023-11-19 04:10:35,033 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/data/f23d79124/1c7a56cd5df14a9386499fb74966bacf [2023-11-19 04:10:35,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:10:35,037 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:10:35,038 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:35,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:10:35,044 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:10:35,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fb4d98f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35, skipping insertion in model container [2023-11-19 04:10:35,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,096 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:10:35,246 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_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-13.i[916,929] [2023-11-19 04:10:35,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:10:35,316 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:10:35,333 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_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-13.i[916,929] [2023-11-19 04:10:35,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:10:35,446 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:10:35,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35 WrapperNode [2023-11-19 04:10:35,447 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:35,448 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:35,448 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:10:35,448 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:10:35,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,473 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,528 INFO L138 Inliner]: procedures = 29, calls = 142, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 421 [2023-11-19 04:10:35,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:35,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:10:35,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:10:35,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:10:35,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,576 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,580 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,583 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,598 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:10:35,599 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:10:35,599 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:10:35,599 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:10:35,601 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:35,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:10:35,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:10:35,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:10:35,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:10:35,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:10:35,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 04:10:35,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 04:10:35,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:10:35,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 04:10:35,686 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:10:35,687 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:10:35,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:10:35,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:10:35,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:10:35,867 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:10:35,870 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:10:36,570 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:10:37,548 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:10:37,548 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:10:37,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:37 BoogieIcfgContainer [2023-11-19 04:10:37,557 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:10:37,563 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:10:37,564 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:10:37,568 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:10:37,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:10:35" (1/3) ... [2023-11-19 04:10:37,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d74755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:10:37, skipping insertion in model container [2023-11-19 04:10:37,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35" (2/3) ... [2023-11-19 04:10:37,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d74755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:10:37, skipping insertion in model container [2023-11-19 04:10:37,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:37" (3/3) ... [2023-11-19 04:10:37,575 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-13.i [2023-11-19 04:10:37,598 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:10:37,598 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:10:37,670 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:10:37,679 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;@c7115d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:10:37,679 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:10:37,686 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-19 04:10:37,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 04:10:37,700 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:37,701 INFO L195 NwaCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:10:37,702 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:37,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:37,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1879430754, now seen corresponding path program 1 times [2023-11-19 04:10:37,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:10:37,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211732836] [2023-11-19 04:10:37,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:37,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:38,001 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:10:38,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [781112946] [2023-11-19 04:10:38,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:38,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:10:38,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:10:38,009 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:10:38,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:10:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:10:38,908 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:10:39,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:10:40,089 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:10:40,092 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:10:40,093 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:10:40,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:40,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:10:40,314 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:10:40,321 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:10:40,370 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-19 04:10:40,371 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-19 04:10:40,372 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-19 04:10:40,372 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-19 04:10:40,372 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-19 04:10:40,373 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-19 04:10:40,373 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-19 04:10:40,374 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-19 04:10:40,374 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 04:10:40,374 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 04:10:40,375 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 04:10:40,375 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 04:10:40,375 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 04:10:40,376 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 04:10:40,376 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 04:10:40,377 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 04:10:40,377 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 04:10:40,378 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 04:10:40,378 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 04:10:40,378 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 04:10:40,379 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 04:10:40,379 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 04:10:40,380 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 04:10:40,380 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-19 04:10:40,380 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 04:10:40,380 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 04:10:40,380 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 04:10:40,381 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-19 04:10:40,381 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-19 04:10:40,381 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 04:10:40,382 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 04:10:40,382 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-19 04:10:40,382 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 04:10:40,382 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-19 04:10:40,383 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-19 04:10:40,383 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 04:10:40,383 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-11-19 04:10:40,383 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-19 04:10:40,384 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-19 04:10:40,384 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-19 04:10:40,384 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 04:10:40,384 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 04:10:40,385 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated [2023-11-19 04:10:40,385 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-19 04:10:40,385 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated [2023-11-19 04:10:40,386 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-19 04:10:40,386 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 04:10:40,386 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 04:10:40,386 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated [2023-11-19 04:10:40,387 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-19 04:10:40,387 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated [2023-11-19 04:10:40,387 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-19 04:10:40,387 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-19 04:10:40,388 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-19 04:10:40,388 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-19 04:10:40,388 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 04:10:40,388 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated [2023-11-19 04:10:40,389 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated [2023-11-19 04:10:40,389 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-19 04:10:40,389 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-19 04:10:40,390 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-19 04:10:40,390 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-19 04:10:40,390 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated [2023-11-19 04:10:40,390 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 04:10:40,391 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 04:10:40,391 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 04:10:40,391 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated [2023-11-19 04:10:40,392 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 04:10:40,392 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated [2023-11-19 04:10:40,392 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 04:10:40,392 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated [2023-11-19 04:10:40,393 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated [2023-11-19 04:10:40,393 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-19 04:10:40,393 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 04:10:40,393 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated [2023-11-19 04:10:40,394 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 04:10:40,394 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated [2023-11-19 04:10:40,394 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-19 04:10:40,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:10:40 BoogieIcfgContainer [2023-11-19 04:10:40,416 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:10:40,416 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:10:40,417 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:10:40,417 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:10:40,417 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:37" (3/4) ... [2023-11-19 04:10:40,420 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:10:40,421 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:10:40,423 INFO L158 Benchmark]: Toolchain (without parser) took 5385.77ms. Allocated memory was 163.6MB in the beginning and 234.9MB in the end (delta: 71.3MB). Free memory was 127.9MB in the beginning and 179.7MB in the end (delta: -51.7MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-19 04:10:40,423 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 163.6MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:10:40,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.85ms. Allocated memory is still 163.6MB. Free memory was 127.4MB in the beginning and 112.1MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:10:40,425 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.17ms. Allocated memory is still 163.6MB. Free memory was 111.7MB in the beginning and 107.9MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:10:40,426 INFO L158 Benchmark]: Boogie Preprocessor took 68.31ms. Allocated memory is still 163.6MB. Free memory was 107.9MB in the beginning and 104.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:10:40,427 INFO L158 Benchmark]: RCFGBuilder took 1958.66ms. Allocated memory was 163.6MB in the beginning and 234.9MB in the end (delta: 71.3MB). Free memory was 104.9MB in the beginning and 156.6MB in the end (delta: -51.8MB). Peak memory consumption was 74.6MB. Max. memory is 16.1GB. [2023-11-19 04:10:40,427 INFO L158 Benchmark]: TraceAbstraction took 2852.82ms. Allocated memory is still 234.9MB. Free memory was 155.6MB in the beginning and 179.7MB in the end (delta: -24.1MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2023-11-19 04:10:40,428 INFO L158 Benchmark]: Witness Printer took 5.21ms. Allocated memory is still 234.9MB. Free memory is still 179.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:10:40,431 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 163.6MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.85ms. Allocated memory is still 163.6MB. Free memory was 127.4MB in the beginning and 112.1MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.17ms. Allocated memory is still 163.6MB. Free memory was 111.7MB in the beginning and 107.9MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.31ms. Allocated memory is still 163.6MB. Free memory was 107.9MB in the beginning and 104.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1958.66ms. Allocated memory was 163.6MB in the beginning and 234.9MB in the end (delta: 71.3MB). Free memory was 104.9MB in the beginning and 156.6MB in the end (delta: -51.8MB). Peak memory consumption was 74.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2852.82ms. Allocated memory is still 234.9MB. Free memory was 155.6MB in the beginning and 179.7MB in the end (delta: -24.1MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. * Witness Printer took 5.21ms. Allocated memory is still 234.9MB. Free memory is still 179.7MB. 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~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 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 56. Possible FailurePath: [L37] unsigned char isInitial = 0; [L38-L52] struct WrapperStruct00 WrapperStruct00 = { 25, 1, 16, 16, 4, 2, 64, 0, 16, 128.4, 50.2, 3.8, 25.1 }; [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] FCALL updateLastVariables() [L114] CALL updateVariables() [L78] WrapperStruct00.var_1_2 = __VERIFIER_nondet_uchar() [L79] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1] [L79] CALL assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L80] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1] [L80] CALL assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(WrapperStruct00.var_1_2 <= 1) VAL [WrapperStruct00={4:0}, isInitial=1] [L81] WrapperStruct00.var_1_6 = __VERIFIER_nondet_ushort() [L82] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1] [L82] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L83] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1] [L83] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 65535) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 65535) VAL [WrapperStruct00={4:0}, isInitial=1] [L84] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, isInitial=1] [L84] CALL assume_abort_if_not(WrapperStruct00.var_1_6 != 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(WrapperStruct00.var_1_6 != 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L85] WrapperStruct00.var_1_7 = __VERIFIER_nondet_char() [L86] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1] [L86] CALL assume_abort_if_not(WrapperStruct00.var_1_7 >= -127) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(WrapperStruct00.var_1_7 >= -127) VAL [WrapperStruct00={4:0}, isInitial=1] [L87] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, isInitial=1] [L87] CALL assume_abort_if_not(WrapperStruct00.var_1_7 <= 126) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(WrapperStruct00.var_1_7 <= 126) VAL [WrapperStruct00={4:0}, isInitial=1] [L88] WrapperStruct00.var_1_9 = __VERIFIER_nondet_char() [L89] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1] [L89] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 63) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 63) VAL [WrapperStruct00={4:0}, isInitial=1] [L90] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1] [L90] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 127) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 127) VAL [WrapperStruct00={4:0}, isInitial=1] [L91] WrapperStruct00.var_1_10 = __VERIFIER_nondet_char() [L92] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L92] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L93] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 64) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 64) VAL [WrapperStruct00={4:0}, isInitial=1] [L94] WrapperStruct00.var_1_12 = __VERIFIER_nondet_double() [L95] EXPR WrapperStruct00.var_1_12 [L95] EXPR WrapperStruct00.var_1_12 >= 0.0F && WrapperStruct00.var_1_12 <= -1.0e-20F [L95] EXPR WrapperStruct00.var_1_12 [L95] EXPR WrapperStruct00.var_1_12 >= 0.0F && WrapperStruct00.var_1_12 <= -1.0e-20F [L95] EXPR (WrapperStruct00.var_1_12 >= 0.0F && WrapperStruct00.var_1_12 <= -1.0e-20F) || (WrapperStruct00.var_1_12 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_12 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L95] CALL assume_abort_if_not((WrapperStruct00.var_1_12 >= 0.0F && WrapperStruct00.var_1_12 <= -1.0e-20F) || (WrapperStruct00.var_1_12 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_12 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not((WrapperStruct00.var_1_12 >= 0.0F && WrapperStruct00.var_1_12 <= -1.0e-20F) || (WrapperStruct00.var_1_12 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_12 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L96] WrapperStruct00.var_1_13 = __VERIFIER_nondet_double() [L97] EXPR WrapperStruct00.var_1_13 [L97] EXPR WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F [L97] EXPR WrapperStruct00.var_1_13 [L97] EXPR WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F [L97] EXPR (WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L97] CALL assume_abort_if_not((WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not((WrapperStruct00.var_1_13 >= 0.0F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L98] WrapperStruct00.var_1_14 = __VERIFIER_nondet_double() [L99] EXPR WrapperStruct00.var_1_14 [L99] EXPR WrapperStruct00.var_1_14 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F [L99] EXPR WrapperStruct00.var_1_14 [L99] EXPR WrapperStruct00.var_1_14 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F [L99] EXPR (WrapperStruct00.var_1_14 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L99] CALL assume_abort_if_not((WrapperStruct00.var_1_14 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((WrapperStruct00.var_1_14 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_14 <= -1.0e-20F) || (WrapperStruct00.var_1_14 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_14 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L100] WrapperStruct00.var_1_15 = __VERIFIER_nondet_double() [L101] EXPR WrapperStruct00.var_1_15 [L101] EXPR WrapperStruct00.var_1_15 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_15 <= -1.0e-20F [L101] EXPR (WrapperStruct00.var_1_15 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_15 <= -1.0e-20F) || (WrapperStruct00.var_1_15 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_15 >= 1.0e-20F ) [L101] EXPR WrapperStruct00.var_1_15 [L101] EXPR WrapperStruct00.var_1_15 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_15 >= 1.0e-20F [L101] EXPR WrapperStruct00.var_1_15 [L101] EXPR WrapperStruct00.var_1_15 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_15 >= 1.0e-20F [L101] EXPR (WrapperStruct00.var_1_15 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_15 <= -1.0e-20F) || (WrapperStruct00.var_1_15 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_15 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L101] CALL assume_abort_if_not((WrapperStruct00.var_1_15 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_15 <= -1.0e-20F) || (WrapperStruct00.var_1_15 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_15 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((WrapperStruct00.var_1_15 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_15 <= -1.0e-20F) || (WrapperStruct00.var_1_15 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_15 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L114] RET updateVariables() [L115] CALL step() [L56] EXPR WrapperStruct00.var_1_12 [L56] EXPR WrapperStruct00.var_1_13 [L56] EXPR WrapperStruct00.var_1_14 [L56] EXPR WrapperStruct00.var_1_15 [L56] EXPR ((1.875) > (WrapperStruct00.var_1_15)) ? (1.875) : (WrapperStruct00.var_1_15) [L56] EXPR WrapperStruct00.var_1_15 [L56] EXPR ((1.875) > (WrapperStruct00.var_1_15)) ? (1.875) : (WrapperStruct00.var_1_15) [L56] COND FALSE !(((WrapperStruct00.var_1_12 - WrapperStruct00.var_1_13) + WrapperStruct00.var_1_14) <= (256.625 * ((((1.875) > (WrapperStruct00.var_1_15)) ? (1.875) : (WrapperStruct00.var_1_15))))) [L59] WrapperStruct00.var_1_2 [L59] COND TRUE WrapperStruct00.var_1_2 [L60] EXPR WrapperStruct00.var_1_11 [L60] EXPR WrapperStruct00.var_1_11 [L60] EXPR ((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11) [L60] EXPR WrapperStruct00.var_1_11 [L60] EXPR ((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11) [L60] WrapperStruct00.var_1_1 = ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))) [L62] EXPR WrapperStruct00.var_1_1 [L62] (WrapperStruct00.var_1_1 == 16) || (WrapperStruct00.var_1_11 < (10 / WrapperStruct00.var_1_6)) [L62] COND TRUE (WrapperStruct00.var_1_1 == 16) || (WrapperStruct00.var_1_11 < (10 / WrapperStruct00.var_1_6)) [L63] EXPR WrapperStruct00.var_1_7 [L63] WrapperStruct00.var_1_5 = WrapperStruct00.var_1_7 [L67] EXPR WrapperStruct00.var_1_11 [L67] unsigned char stepLocal_1 = WrapperStruct00.var_1_11; [L68] EXPR WrapperStruct00.var_1_2 [L68] unsigned char stepLocal_0 = WrapperStruct00.var_1_2; [L69] stepLocal_0 || (WrapperStruct00.var_1_11 >= WrapperStruct00.var_1_11) [L69] COND TRUE stepLocal_0 || (WrapperStruct00.var_1_11 >= WrapperStruct00.var_1_11) [L70] EXPR WrapperStruct00.var_1_9 [L70] EXPR WrapperStruct00.var_1_10 [L70] COND TRUE stepLocal_1 < ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10) - 16) [L71] EXPR WrapperStruct00.var_1_10 [L71] EXPR ((WrapperStruct00.var_1_10) > (32)) ? (WrapperStruct00.var_1_10) : (32) [L71] WrapperStruct00.var_1_8 = ((((WrapperStruct00.var_1_10) > (32)) ? (WrapperStruct00.var_1_10) : (32))) [L115] RET step() [L116] CALL, EXPR property() [L106] EXPR WrapperStruct00.var_1_2 [L106] EXPR WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((unsigned short int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) : 1 [L106] EXPR WrapperStruct00.var_1_1 [L106] EXPR WrapperStruct00.var_1_11 [L106] EXPR WrapperStruct00.var_1_11 [L106] EXPR ((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11) [L106] EXPR WrapperStruct00.var_1_11 [L106] EXPR ((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11) [L106] EXPR WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((unsigned short int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) : 1 [L106] EXPR (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((unsigned short int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) : 1) && (((WrapperStruct00.var_1_1 == 16) || (WrapperStruct00.var_1_11 < (10 / WrapperStruct00.var_1_6))) ? (WrapperStruct00.var_1_5 == ((signed char) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_5 == ((signed char) 5))) [L106] EXPR WrapperStruct00.var_1_1 [L106] EXPR (WrapperStruct00.var_1_1 == 16) || (WrapperStruct00.var_1_11 < (10 / WrapperStruct00.var_1_6)) [L106] EXPR ((WrapperStruct00.var_1_1 == 16) || (WrapperStruct00.var_1_11 < (10 / WrapperStruct00.var_1_6))) ? (WrapperStruct00.var_1_5 == ((signed char) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_5 == ((signed char) 5)) [L106] EXPR WrapperStruct00.var_1_5 [L106] EXPR WrapperStruct00.var_1_7 [L106] EXPR ((WrapperStruct00.var_1_1 == 16) || (WrapperStruct00.var_1_11 < (10 / WrapperStruct00.var_1_6))) ? (WrapperStruct00.var_1_5 == ((signed char) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_5 == ((signed char) 5)) [L106] EXPR (WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((unsigned short int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) : 1) && (((WrapperStruct00.var_1_1 == 16) || (WrapperStruct00.var_1_11 < (10 / WrapperStruct00.var_1_6))) ? (WrapperStruct00.var_1_5 == ((signed char) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_5 == ((signed char) 5))) [L106] EXPR ((WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((unsigned short int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) : 1) && (((WrapperStruct00.var_1_1 == 16) || (WrapperStruct00.var_1_11 < (10 / WrapperStruct00.var_1_6))) ? (WrapperStruct00.var_1_5 == ((signed char) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_5 == ((signed char) 5)))) && ((WrapperStruct00.var_1_2 || (WrapperStruct00.var_1_11 >= WrapperStruct00.var_1_11)) ? ((WrapperStruct00.var_1_11 < ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10) - 16)) ? (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_10) > (32)) ? (WrapperStruct00.var_1_10) : (32))))) : 1) : (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_9) < (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_11)))))) [L106] EXPR WrapperStruct00.var_1_2 [L106] EXPR WrapperStruct00.var_1_2 || (WrapperStruct00.var_1_11 >= WrapperStruct00.var_1_11) [L106] EXPR (WrapperStruct00.var_1_2 || (WrapperStruct00.var_1_11 >= WrapperStruct00.var_1_11)) ? ((WrapperStruct00.var_1_11 < ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10) - 16)) ? (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_10) > (32)) ? (WrapperStruct00.var_1_10) : (32))))) : 1) : (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_9) < (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_11))))) [L106] EXPR WrapperStruct00.var_1_11 [L106] EXPR WrapperStruct00.var_1_9 [L106] EXPR WrapperStruct00.var_1_10 [L106] EXPR (WrapperStruct00.var_1_11 < ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10) - 16)) ? (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_10) > (32)) ? (WrapperStruct00.var_1_10) : (32))))) : 1 [L106] EXPR WrapperStruct00.var_1_8 [L106] EXPR WrapperStruct00.var_1_10 [L106] EXPR ((WrapperStruct00.var_1_10) > (32)) ? (WrapperStruct00.var_1_10) : (32) [L106] EXPR (WrapperStruct00.var_1_11 < ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10) - 16)) ? (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_10) > (32)) ? (WrapperStruct00.var_1_10) : (32))))) : 1 [L106] EXPR (WrapperStruct00.var_1_2 || (WrapperStruct00.var_1_11 >= WrapperStruct00.var_1_11)) ? ((WrapperStruct00.var_1_11 < ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10) - 16)) ? (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_10) > (32)) ? (WrapperStruct00.var_1_10) : (32))))) : 1) : (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_9) < (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_11))))) [L106] EXPR ((WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((unsigned short int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) : 1) && (((WrapperStruct00.var_1_1 == 16) || (WrapperStruct00.var_1_11 < (10 / WrapperStruct00.var_1_6))) ? (WrapperStruct00.var_1_5 == ((signed char) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_5 == ((signed char) 5)))) && ((WrapperStruct00.var_1_2 || (WrapperStruct00.var_1_11 >= WrapperStruct00.var_1_11)) ? ((WrapperStruct00.var_1_11 < ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10) - 16)) ? (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_10) > (32)) ? (WrapperStruct00.var_1_10) : (32))))) : 1) : (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_9) < (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_11)))))) [L106] EXPR (((WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((unsigned short int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) : 1) && (((WrapperStruct00.var_1_1 == 16) || (WrapperStruct00.var_1_11 < (10 / WrapperStruct00.var_1_6))) ? (WrapperStruct00.var_1_5 == ((signed char) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_5 == ((signed char) 5)))) && ((WrapperStruct00.var_1_2 || (WrapperStruct00.var_1_11 >= WrapperStruct00.var_1_11)) ? ((WrapperStruct00.var_1_11 < ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10) - 16)) ? (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_10) > (32)) ? (WrapperStruct00.var_1_10) : (32))))) : 1) : (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_9) < (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_11))))))) && ((((WrapperStruct00.var_1_12 - WrapperStruct00.var_1_13) + WrapperStruct00.var_1_14) <= (256.625 * ((((1.875) > (WrapperStruct00.var_1_15)) ? (1.875) : (WrapperStruct00.var_1_15))))) ? (WrapperStruct00.var_1_11 == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) [L106] EXPR WrapperStruct00.var_1_12 [L106] EXPR WrapperStruct00.var_1_13 [L106] EXPR WrapperStruct00.var_1_14 [L106] EXPR WrapperStruct00.var_1_15 [L106] EXPR ((1.875) > (WrapperStruct00.var_1_15)) ? (1.875) : (WrapperStruct00.var_1_15) [L106] EXPR (((WrapperStruct00.var_1_12 - WrapperStruct00.var_1_13) + WrapperStruct00.var_1_14) <= (256.625 * ((((1.875) > (WrapperStruct00.var_1_15)) ? (1.875) : (WrapperStruct00.var_1_15))))) ? (WrapperStruct00.var_1_11 == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1 [L106] EXPR WrapperStruct00.var_1_11 [L106] EXPR (((WrapperStruct00.var_1_12 - WrapperStruct00.var_1_13) + WrapperStruct00.var_1_14) <= (256.625 * ((((1.875) > (WrapperStruct00.var_1_15)) ? (1.875) : (WrapperStruct00.var_1_15))))) ? (WrapperStruct00.var_1_11 == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1 [L106] EXPR (((WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((unsigned short int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) : 1) && (((WrapperStruct00.var_1_1 == 16) || (WrapperStruct00.var_1_11 < (10 / WrapperStruct00.var_1_6))) ? (WrapperStruct00.var_1_5 == ((signed char) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_5 == ((signed char) 5)))) && ((WrapperStruct00.var_1_2 || (WrapperStruct00.var_1_11 >= WrapperStruct00.var_1_11)) ? ((WrapperStruct00.var_1_11 < ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10) - 16)) ? (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_10) > (32)) ? (WrapperStruct00.var_1_10) : (32))))) : 1) : (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_9) < (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_11))))))) && ((((WrapperStruct00.var_1_12 - WrapperStruct00.var_1_13) + WrapperStruct00.var_1_14) <= (256.625 * ((((1.875) > (WrapperStruct00.var_1_15)) ? (1.875) : (WrapperStruct00.var_1_15))))) ? (WrapperStruct00.var_1_11 == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) [L106-L107] return (((WrapperStruct00.var_1_2 ? (WrapperStruct00.var_1_1 == ((unsigned short int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_11))))) : 1) && (((WrapperStruct00.var_1_1 == 16) || (WrapperStruct00.var_1_11 < (10 / WrapperStruct00.var_1_6))) ? (WrapperStruct00.var_1_5 == ((signed char) WrapperStruct00.var_1_7)) : (WrapperStruct00.var_1_5 == ((signed char) 5)))) && ((WrapperStruct00.var_1_2 || (WrapperStruct00.var_1_11 >= WrapperStruct00.var_1_11)) ? ((WrapperStruct00.var_1_11 < ((WrapperStruct00.var_1_9 - WrapperStruct00.var_1_10) - 16)) ? (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_10) > (32)) ? (WrapperStruct00.var_1_10) : (32))))) : 1) : (WrapperStruct00.var_1_8 == ((unsigned short int) ((((WrapperStruct00.var_1_9) < (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_9) : (WrapperStruct00.var_1_11))))))) && ((((WrapperStruct00.var_1_12 - WrapperStruct00.var_1_13) + WrapperStruct00.var_1_14) <= (256.625 * ((((1.875) > (WrapperStruct00.var_1_15)) ? (1.875) : (WrapperStruct00.var_1_15))))) ? (WrapperStruct00.var_1_11 == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) ; [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 1, TraceHistogramMax: 15, 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=39occurred 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: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 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 04:10:40,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 89473bb9a9d665e14d1630d8bffc5e3f1f6a66f5c07cc27a72988faba87a0da5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:10:43,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:10:43,454 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:10:43,463 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:10:43,464 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:10:43,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:10:43,513 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:10:43,513 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:10:43,515 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:10:43,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:10:43,521 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:10:43,521 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:10:43,522 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:10:43,524 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:10:43,524 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:10:43,525 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:10:43,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:10:43,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:10:43,527 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:10:43,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:10:43,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:10:43,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:10:43,530 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:10:43,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:10:43,531 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:10:43,531 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:10:43,532 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:10:43,532 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:10:43,533 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:10:43,533 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:10:43,535 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:10:43,535 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:10:43,535 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:10:43,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:43,536 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:10:43,537 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:10:43,537 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:10:43,537 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:10:43,537 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:43,539 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:10:43,539 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:10:43,539 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:10:43,540 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_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89473bb9a9d665e14d1630d8bffc5e3f1f6a66f5c07cc27a72988faba87a0da5 [2023-11-19 04:10:44,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:10:44,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:10:44,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:10:44,074 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:10:44,075 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:10:44,076 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-13.i [2023-11-19 04:10:47,398 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:10:47,715 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:10:47,715 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-13.i [2023-11-19 04:10:47,733 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/data/5ba1c00dc/def7de71ecf7499981c6ec90d86f201b/FLAGbf8c9dd35 [2023-11-19 04:10:47,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/data/5ba1c00dc/def7de71ecf7499981c6ec90d86f201b [2023-11-19 04:10:47,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:10:47,752 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:10:47,754 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:47,754 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:10:47,760 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:10:47,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:47" (1/1) ... [2023-11-19 04:10:47,762 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a8f010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:47, skipping insertion in model container [2023-11-19 04:10:47,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:47" (1/1) ... [2023-11-19 04:10:47,792 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:10:47,949 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_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-13.i[916,929] [2023-11-19 04:10:48,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:10:48,082 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:10:48,101 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_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-13.i[916,929] [2023-11-19 04:10:48,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:10:48,222 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:10:48,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48 WrapperNode [2023-11-19 04:10:48,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:48,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:48,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:10:48,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:10:48,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48" (1/1) ... [2023-11-19 04:10:48,268 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48" (1/1) ... [2023-11-19 04:10:48,348 INFO L138 Inliner]: procedures = 33, calls = 142, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 418 [2023-11-19 04:10:48,348 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:48,349 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:10:48,349 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:10:48,349 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:10:48,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48" (1/1) ... [2023-11-19 04:10:48,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48" (1/1) ... [2023-11-19 04:10:48,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48" (1/1) ... [2023-11-19 04:10:48,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48" (1/1) ... [2023-11-19 04:10:48,421 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48" (1/1) ... [2023-11-19 04:10:48,439 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48" (1/1) ... [2023-11-19 04:10:48,443 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48" (1/1) ... [2023-11-19 04:10:48,446 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48" (1/1) ... [2023-11-19 04:10:48,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:10:48,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:10:48,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:10:48,468 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:10:48,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48" (1/1) ... [2023-11-19 04:10:48,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:48,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:10:48,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:10:48,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:10:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:10:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 04:10:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 04:10:48,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 04:10:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 04:10:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:10:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-19 04:10:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 04:10:48,561 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:10:48,563 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:10:48,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:10:48,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:10:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 04:10:48,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 04:10:48,727 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:10:48,730 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:10:57,765 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:10:57,780 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:10:57,780 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:10:57,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:57 BoogieIcfgContainer [2023-11-19 04:10:57,787 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:10:57,789 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:10:57,790 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:10:57,793 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:10:57,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:10:47" (1/3) ... [2023-11-19 04:10:57,794 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@378594fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:10:57, skipping insertion in model container [2023-11-19 04:10:57,794 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:48" (2/3) ... [2023-11-19 04:10:57,795 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@378594fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:10:57, skipping insertion in model container [2023-11-19 04:10:57,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:57" (3/3) ... [2023-11-19 04:10:57,796 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-13.i [2023-11-19 04:10:57,828 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:10:57,829 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:10:57,883 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:10:57,890 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;@3e516f09, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:10:57,890 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:10:57,895 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 94 states have (on average 1.446808510638298) internal successors, (136), 95 states have internal predecessors, (136), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-19 04:10:57,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 04:10:57,912 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:57,913 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:10:57,914 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:57,919 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:57,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1817616766, now seen corresponding path program 1 times [2023-11-19 04:10:57,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:57,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1473642989] [2023-11-19 04:10:57,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:57,936 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 04:10:57,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:57,941 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 04:10:57,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 04:10:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:58,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:10:58,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:58,710 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-19 04:10:58,711 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:10:58,712 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:10:58,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1473642989] [2023-11-19 04:10:58,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1473642989] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:58,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:10:58,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:10:58,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990235984] [2023-11-19 04:10:58,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:58,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:10:58,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:10:58,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:10:58,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:10:58,757 INFO L87 Difference]: Start difference. First operand has 112 states, 94 states have (on average 1.446808510638298) internal successors, (136), 95 states have internal predecessors, (136), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-19 04:10:58,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:10:58,919 INFO L93 Difference]: Finished difference Result 223 states and 351 transitions. [2023-11-19 04:10:58,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:10:58,925 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2023-11-19 04:10:58,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:10:58,959 INFO L225 Difference]: With dead ends: 223 [2023-11-19 04:10:58,959 INFO L226 Difference]: Without dead ends: 114 [2023-11-19 04:10:58,965 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:10:58,971 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 10 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 462 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:10:58,973 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 462 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:10:58,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2023-11-19 04:10:59,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 110. [2023-11-19 04:10:59,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 93 states have (on average 1.4086021505376345) internal successors, (131), 93 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-19 04:10:59,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 161 transitions. [2023-11-19 04:10:59,057 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 161 transitions. Word has length 131 [2023-11-19 04:10:59,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:10:59,059 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 161 transitions. [2023-11-19 04:10:59,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-19 04:10:59,060 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 161 transitions. [2023-11-19 04:10:59,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 04:10:59,071 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:59,072 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:10:59,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 04:10:59,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 04:10:59,300 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:59,300 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:59,300 INFO L85 PathProgramCache]: Analyzing trace with hash 210969344, now seen corresponding path program 1 times [2023-11-19 04:10:59,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:59,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1235244476] [2023-11-19 04:10:59,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:59,302 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 04:10:59,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:59,304 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 04:10:59,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 04:10:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:59,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:10:59,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:11:00,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-11-19 04:11:00,292 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 04:11:00,292 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:11:00,292 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:11:00,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1235244476] [2023-11-19 04:11:00,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1235244476] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:11:00,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:11:00,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 04:11:00,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897413268] [2023-11-19 04:11:00,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:11:00,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:11:00,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:11:00,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:11:00,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:11:00,297 INFO L87 Difference]: Start difference. First operand 110 states and 161 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-19 04:11:03,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:11:07,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:11:09,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:11:11,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:11:11,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:11:11,770 INFO L93 Difference]: Finished difference Result 276 states and 407 transitions. [2023-11-19 04:11:11,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 04:11:11,771 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2023-11-19 04:11:11,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:11:11,774 INFO L225 Difference]: With dead ends: 276 [2023-11-19 04:11:11,774 INFO L226 Difference]: Without dead ends: 169 [2023-11-19 04:11:11,776 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-19 04:11:11,777 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 123 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2023-11-19 04:11:11,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 539 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 203 Invalid, 2 Unknown, 0 Unchecked, 11.3s Time] [2023-11-19 04:11:11,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2023-11-19 04:11:11,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 116. [2023-11-19 04:11:11,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 99 states have (on average 1.404040404040404) internal successors, (139), 99 states have internal predecessors, (139), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-19 04:11:11,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2023-11-19 04:11:11,794 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 131 [2023-11-19 04:11:11,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:11:11,795 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2023-11-19 04:11:11,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-19 04:11:11,796 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2023-11-19 04:11:11,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 04:11:11,799 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:11,799 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:11:11,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:11:12,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 04:11:12,000 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:12,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:12,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1068894334, now seen corresponding path program 1 times [2023-11-19 04:11:12,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:11:12,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1984006473] [2023-11-19 04:11:12,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:12,003 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 04:11:12,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:11:12,030 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 04:11:12,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 (4)] Waiting until timeout for monitored process [2023-11-19 04:11:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:12,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:11:12,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:11:12,601 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-19 04:11:12,601 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:11:12,601 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:11:12,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1984006473] [2023-11-19 04:11:12,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1984006473] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:11:12,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:11:12,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:11:12,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965966056] [2023-11-19 04:11:12,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:11:12,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:11:12,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:11:12,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:11:12,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:11:12,605 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-19 04:11:12,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:11:12,700 INFO L93 Difference]: Finished difference Result 251 states and 369 transitions. [2023-11-19 04:11:12,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:11:12,701 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2023-11-19 04:11:12,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:11:12,704 INFO L225 Difference]: With dead ends: 251 [2023-11-19 04:11:12,704 INFO L226 Difference]: Without dead ends: 138 [2023-11-19 04:11:12,706 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:11:12,707 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 41 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 507 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:11:12,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 507 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:11:12,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-11-19 04:11:12,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 118. [2023-11-19 04:11:12,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 101 states have (on average 1.396039603960396) internal successors, (141), 101 states have internal predecessors, (141), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-19 04:11:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 171 transitions. [2023-11-19 04:11:12,724 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 171 transitions. Word has length 131 [2023-11-19 04:11:12,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:11:12,725 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 171 transitions. [2023-11-19 04:11:12,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-19 04:11:12,725 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2023-11-19 04:11:12,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-19 04:11:12,728 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:12,728 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:11:12,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:11:12,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 04:11:12,943 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:12,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:12,943 INFO L85 PathProgramCache]: Analyzing trace with hash 466550713, now seen corresponding path program 1 times [2023-11-19 04:11:12,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:11:12,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1049641730] [2023-11-19 04:11:12,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:12,945 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 04:11:12,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:11:12,946 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 04:11:12,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e88a988-5a8f-4e0a-9da0-504bfea4a43b/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 (5)] Waiting until timeout for monitored process [2023-11-19 04:11:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:13,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:11:13,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:11:14,052 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:11:14,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2023-11-19 04:11:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2023-11-19 04:11:14,126 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:11:14,127 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:11:14,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1049641730] [2023-11-19 04:11:14,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1049641730] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:11:14,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:11:14,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 04:11:14,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784848165] [2023-11-19 04:11:14,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:11:14,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 04:11:14,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:11:14,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 04:11:14,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 04:11:14,131 INFO L87 Difference]: Start difference. First operand 118 states and 171 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-19 04:11:16,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:11:19,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:11:21,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:11:23,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:11:25,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:11:27,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:11:29,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:11:31,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:11:34,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []