./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-31.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91 --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 08a905a57e2510263318b707c70f3b678c7204182c8cd0b9b57e46d4fa7b9fa2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:06:11,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:06:11,762 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:06:11,769 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:06:11,769 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:06:11,808 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:06:11,809 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:06:11,809 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:06:11,810 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:06:11,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:06:11,812 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:06:11,812 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:06:11,813 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:06:11,813 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:06:11,814 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:06:11,815 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:06:11,815 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:06:11,816 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:06:11,816 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:06:11,817 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:06:11,818 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:06:11,818 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:06:11,819 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:06:11,820 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:06:11,820 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:06:11,821 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:06:11,821 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:06:11,832 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:06:11,832 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:06:11,833 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:06:11,833 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:06:11,834 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:06:11,835 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:06:11,836 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:06:11,836 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:06:11,837 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:06:11,837 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:06:11,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:06:11,838 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:06:11,838 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:06:11,838 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:06:11,839 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:06:11,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:06:11,839 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:06:11,840 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:06:11,840 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:06:11,840 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:06:11,840 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_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08a905a57e2510263318b707c70f3b678c7204182c8cd0b9b57e46d4fa7b9fa2 [2023-11-25 00:06:12,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:06:12,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:06:12,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:06:12,205 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:06:12,205 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:06:12,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-31.i [2023-11-25 00:06:15,314 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:06:15,647 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:06:15,648 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-31.i [2023-11-25 00:06:15,659 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/data/385da407e/d0167a5f87ce400e9dee028c698f3717/FLAGad03bac19 [2023-11-25 00:06:15,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/data/385da407e/d0167a5f87ce400e9dee028c698f3717 [2023-11-25 00:06:15,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:06:15,688 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:06:15,690 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:06:15,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:06:15,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:06:15,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:06:15" (1/1) ... [2023-11-25 00:06:15,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43762fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:15, skipping insertion in model container [2023-11-25 00:06:15,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:06:15" (1/1) ... [2023-11-25 00:06:15,747 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:06:15,899 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_9fcde750-d5bf-4bd0-a271-501557259bb2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-31.i[916,929] [2023-11-25 00:06:15,965 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:06:15,978 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:06:15,991 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_9fcde750-d5bf-4bd0-a271-501557259bb2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-31.i[916,929] [2023-11-25 00:06:16,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:06:16,043 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:06:16,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16 WrapperNode [2023-11-25 00:06:16,044 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:06:16,045 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:06:16,046 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:06:16,046 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:06:16,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,067 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,119 INFO L138 Inliner]: procedures = 29, calls = 142, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 385 [2023-11-25 00:06:16,119 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:06:16,120 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:06:16,120 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:06:16,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:06:16,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,138 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,138 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:06:16,172 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:06:16,172 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:06:16,172 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:06:16,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (1/1) ... [2023-11-25 00:06:16,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:06:16,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:06:16,228 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:06:16,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:06:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:06:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-25 00:06:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:06:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-25 00:06:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:06:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-25 00:06:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:06:16,271 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:06:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:06:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:06:16,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:06:16,472 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:06:16,474 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:06:17,014 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:06:17,607 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:06:17,607 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:06:17,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:06:17 BoogieIcfgContainer [2023-11-25 00:06:17,610 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:06:17,614 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:06:17,614 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:06:17,617 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:06:17,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:06:15" (1/3) ... [2023-11-25 00:06:17,619 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f603554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:06:17, skipping insertion in model container [2023-11-25 00:06:17,619 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:16" (2/3) ... [2023-11-25 00:06:17,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f603554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:06:17, skipping insertion in model container [2023-11-25 00:06:17,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:06:17" (3/3) ... [2023-11-25 00:06:17,623 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-31.i [2023-11-25 00:06:17,644 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:06:17,644 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:06:17,697 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:06:17,704 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;@75e5d208, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:06:17,705 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:06:17,708 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:06:17,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-25 00:06:17,715 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:06:17,716 INFO L195 NwaCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:06:17,717 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:06:17,724 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:06:17,724 INFO L85 PathProgramCache]: Analyzing trace with hash -94546090, now seen corresponding path program 1 times [2023-11-25 00:06:17,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:06:17,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837445388] [2023-11-25 00:06:17,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:17,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:06:18,026 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:06:18,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [217723334] [2023-11-25 00:06:18,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:18,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:06:18,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:06:18,031 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:06:18,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:06:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:06:19,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:06:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:06:19,623 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:06:19,632 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:06:19,634 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:06:19,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:06:19,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-25 00:06:19,852 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:06:19,856 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:06:19,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-25 00:06:19,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-25 00:06:19,962 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-25 00:06:19,963 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-25 00:06:19,964 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-25 00:06:19,966 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-25 00:06:19,967 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-25 00:06:19,968 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-25 00:06:19,969 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-25 00:06:19,982 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-25 00:06:19,983 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-25 00:06:19,984 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-25 00:06:19,985 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-25 00:06:19,986 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-25 00:06:19,987 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-25 00:06:19,988 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-25 00:06:19,989 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-25 00:06:19,990 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-25 00:06:19,991 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-25 00:06:19,992 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-25 00:06:19,992 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-25 00:06:19,993 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-25 00:06:19,993 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-25 00:06:19,993 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-25 00:06:19,993 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-25 00:06:19,994 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-25 00:06:20,005 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-25 00:06:20,006 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-25 00:06:20,006 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-25 00:06:20,006 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-25 00:06:20,007 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-25 00:06:20,007 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-25 00:06:20,007 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-25 00:06:20,007 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-25 00:06:20,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:06:20 BoogieIcfgContainer [2023-11-25 00:06:20,043 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:06:20,043 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:06:20,043 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:06:20,044 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:06:20,044 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:06:17" (3/4) ... [2023-11-25 00:06:20,047 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:06:20,048 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:06:20,049 INFO L158 Benchmark]: Toolchain (without parser) took 4360.64ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 124.0MB in the beginning and 120.7MB in the end (delta: 3.3MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-11-25 00:06:20,050 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 127.9MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:06:20,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.29ms. Allocated memory is still 155.2MB. Free memory was 123.4MB in the beginning and 110.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-25 00:06:20,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.26ms. Allocated memory is still 155.2MB. Free memory was 110.2MB in the beginning and 106.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-25 00:06:20,057 INFO L158 Benchmark]: Boogie Preprocessor took 50.83ms. Allocated memory is still 155.2MB. Free memory was 106.6MB in the beginning and 104.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:06:20,059 INFO L158 Benchmark]: RCFGBuilder took 1438.67ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 104.5MB in the beginning and 126.5MB in the end (delta: -22.0MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2023-11-25 00:06:20,060 INFO L158 Benchmark]: TraceAbstraction took 2428.92ms. Allocated memory is still 186.6MB. Free memory was 125.6MB in the beginning and 121.7MB in the end (delta: 3.8MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2023-11-25 00:06:20,060 INFO L158 Benchmark]: Witness Printer took 4.72ms. Allocated memory is still 186.6MB. Free memory was 121.7MB in the beginning and 120.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:06:20,068 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 127.9MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.29ms. Allocated memory is still 155.2MB. Free memory was 123.4MB in the beginning and 110.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.26ms. Allocated memory is still 155.2MB. Free memory was 110.2MB in the beginning and 106.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.83ms. Allocated memory is still 155.2MB. Free memory was 106.6MB in the beginning and 104.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1438.67ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 104.5MB in the beginning and 126.5MB in the end (delta: -22.0MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * TraceAbstraction took 2428.92ms. Allocated memory is still 186.6MB. Free memory was 125.6MB in the beginning and 121.7MB in the end (delta: 3.8MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Witness Printer took 4.72ms. Allocated memory is still 186.6MB. Free memory was 121.7MB in the beginning and 120.7MB in the end (delta: 1.0MB). 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~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 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~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 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~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 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 48. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 200; [L23] signed long int* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_2 = 0; [L25] unsigned char* var_1_2_Pointer = &(var_1_2); [L26] signed long int var_1_3 = 1107940323; [L27] signed long int* var_1_3_Pointer = &(var_1_3); [L28] unsigned char var_1_6 = 0; [L29] unsigned char* var_1_6_Pointer = &(var_1_6); [L30] signed long int var_1_7 = 4; [L31] signed long int* var_1_7_Pointer = &(var_1_7); [L32] signed long int var_1_8 = -32; [L33] signed long int* var_1_8_Pointer = &(var_1_8); [L34] unsigned char var_1_9 = 64; [L35] unsigned char* var_1_9_Pointer = &(var_1_9); [L36] unsigned char var_1_12 = 4; [L37] unsigned char* var_1_12_Pointer = &(var_1_12); [L38] double var_1_13 = 0.97; [L39] double* var_1_13_Pointer = &(var_1_13); [L40] double var_1_14 = 32.6; [L41] double* var_1_14_Pointer = &(var_1_14); [L42] signed long int last_1_var_1_7 = 4; [L43] double last_1_var_1_13 = 0.97; [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] CALL updateLastVariables() [L102] EXPR \read(var_1_7) [L102] last_1_var_1_7 = var_1_7 [L103] EXPR \read(var_1_13) [L103] last_1_var_1_13 = var_1_13 [L113] RET updateLastVariables() [L114] CALL updateVariables() [L83] var_1_2 = __VERIFIER_nondet_uchar() [L84] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L84] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L85] EXPR \read(var_1_2) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L85] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L86] var_1_3 = __VERIFIER_nondet_long() [L87] EXPR \read(var_1_3) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L87] CALL assume_abort_if_not(var_1_3 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_3 >= 1073741822) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L88] EXPR \read(var_1_3) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L88] CALL assume_abort_if_not(var_1_3 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_3 <= 2147483646) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L89] var_1_6 = __VERIFIER_nondet_uchar() [L90] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L90] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L91] EXPR \read(var_1_6) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L91] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L92] var_1_8 = __VERIFIER_nondet_long() [L93] EXPR \read(var_1_8) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L93] CALL assume_abort_if_not(var_1_8 >= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_8 >= -1073741823) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] EXPR \read(var_1_8) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L94] CALL assume_abort_if_not(var_1_8 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_8 <= 1073741823) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L95] var_1_12 = __VERIFIER_nondet_uchar() [L96] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L96] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] EXPR \read(var_1_12) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L97] CALL assume_abort_if_not(var_1_12 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_12 <= 254) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L98] var_1_14 = __VERIFIER_nondet_double() [L99] EXPR \read(var_1_14) [L99] EXPR var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F [L99] EXPR \read(var_1_14) [L99] EXPR var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F [L99] EXPR (var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L99] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L114] RET updateVariables() [L115] CALL step() [L47] EXPR \read(*var_1_3_Pointer) [L47] EXPR \read(*var_1_8_Pointer) [L47] COND FALSE !(! ((*(var_1_3_Pointer)) < ((*(var_1_8_Pointer)) * last_1_var_1_7))) [L54] EXPR \read(*var_1_12_Pointer) [L54] (*(var_1_9_Pointer)) = (*(var_1_12_Pointer)) [L56] EXPR \read(*var_1_9_Pointer) [L56] EXPR \read(*var_1_9_Pointer) [L56] COND FALSE !((*(var_1_9_Pointer)) < (*(var_1_9_Pointer))) [L59] EXPR \read(*var_1_9_Pointer) [L59] EXPR \read(*var_1_3_Pointer) [L59] (*(var_1_7_Pointer)) = ((*(var_1_9_Pointer)) - (*(var_1_3_Pointer))) [L61] EXPR \read(*var_1_9_Pointer) [L61] EXPR \read(*var_1_3_Pointer) [L61] EXPR \read(*var_1_9_Pointer) [L61] COND FALSE !(((*(var_1_9_Pointer)) + (*(var_1_3_Pointer))) < (*(var_1_9_Pointer))) [L72] EXPR \read(*var_1_14_Pointer) [L72] (*(var_1_13_Pointer)) = (*(var_1_14_Pointer)) [L74] EXPR \read(*var_1_2_Pointer) [L74] COND TRUE (*(var_1_2_Pointer)) [L75] EXPR \read(*var_1_3_Pointer) [L75] EXPR \read(*var_1_9_Pointer) [L75] EXPR \read(*var_1_9_Pointer) [L75] (*(var_1_1_Pointer)) = (((*(var_1_3_Pointer)) - (*(var_1_9_Pointer))) - (*(var_1_9_Pointer))) [L115] RET step() [L116] CALL, EXPR property() [L106] EXPR \read(*var_1_2_Pointer) [L106] EXPR (*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed long int) (((*(var_1_3_Pointer)) - (*(var_1_9_Pointer))) - (*(var_1_9_Pointer))))) : (((*(var_1_6_Pointer)) && ((*(var_1_3_Pointer)) < (*(var_1_9_Pointer)))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_3_Pointer)))) : 1) [L106] EXPR \read(*var_1_1_Pointer) [L106] EXPR \read(*var_1_3_Pointer) [L106] EXPR \read(*var_1_9_Pointer) [L106] EXPR \read(*var_1_9_Pointer) [L106] EXPR (*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed long int) (((*(var_1_3_Pointer)) - (*(var_1_9_Pointer))) - (*(var_1_9_Pointer))))) : (((*(var_1_6_Pointer)) && ((*(var_1_3_Pointer)) < (*(var_1_9_Pointer)))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_3_Pointer)))) : 1) [L106] EXPR ((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed long int) (((*(var_1_3_Pointer)) - (*(var_1_9_Pointer))) - (*(var_1_9_Pointer))))) : (((*(var_1_6_Pointer)) && ((*(var_1_3_Pointer)) < (*(var_1_9_Pointer)))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_3_Pointer)))) : 1)) && (((*(var_1_9_Pointer)) < (*(var_1_9_Pointer))) ? ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) + (*(var_1_9_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) - (*(var_1_3_Pointer)))))) [L106] EXPR \read(*var_1_9_Pointer) [L106] EXPR \read(*var_1_9_Pointer) [L106] EXPR ((*(var_1_9_Pointer)) < (*(var_1_9_Pointer))) ? ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) + (*(var_1_9_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) - (*(var_1_3_Pointer))))) [L106] EXPR \read(*var_1_7_Pointer) [L106] EXPR \read(*var_1_9_Pointer) [L106] EXPR \read(*var_1_3_Pointer) [L106] EXPR ((*(var_1_9_Pointer)) < (*(var_1_9_Pointer))) ? ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) + (*(var_1_9_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) - (*(var_1_3_Pointer))))) [L106] EXPR ((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed long int) (((*(var_1_3_Pointer)) - (*(var_1_9_Pointer))) - (*(var_1_9_Pointer))))) : (((*(var_1_6_Pointer)) && ((*(var_1_3_Pointer)) < (*(var_1_9_Pointer)))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_3_Pointer)))) : 1)) && (((*(var_1_9_Pointer)) < (*(var_1_9_Pointer))) ? ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) + (*(var_1_9_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) - (*(var_1_3_Pointer)))))) [L106] EXPR (((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed long int) (((*(var_1_3_Pointer)) - (*(var_1_9_Pointer))) - (*(var_1_9_Pointer))))) : (((*(var_1_6_Pointer)) && ((*(var_1_3_Pointer)) < (*(var_1_9_Pointer)))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_3_Pointer)))) : 1)) && (((*(var_1_9_Pointer)) < (*(var_1_9_Pointer))) ? ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) + (*(var_1_9_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) - (*(var_1_3_Pointer))))))) && ((! ((*(var_1_3_Pointer)) < ((*(var_1_8_Pointer)) * last_1_var_1_7))) ? ((((((last_1_var_1_13) < 0 ) ? -(last_1_var_1_13) : (last_1_var_1_13))) < last_1_var_1_13) ? ((*(var_1_6_Pointer)) ? ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1) : ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer))))) [L106] EXPR \read(*var_1_3_Pointer) [L106] EXPR \read(*var_1_8_Pointer) [L106] EXPR (! ((*(var_1_3_Pointer)) < ((*(var_1_8_Pointer)) * last_1_var_1_7))) ? ((((((last_1_var_1_13) < 0 ) ? -(last_1_var_1_13) : (last_1_var_1_13))) < last_1_var_1_13) ? ((*(var_1_6_Pointer)) ? ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1) : ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) [L106] EXPR \read(*var_1_9_Pointer) [L106] EXPR \read(*var_1_12_Pointer) [L106] EXPR (! ((*(var_1_3_Pointer)) < ((*(var_1_8_Pointer)) * last_1_var_1_7))) ? ((((((last_1_var_1_13) < 0 ) ? -(last_1_var_1_13) : (last_1_var_1_13))) < last_1_var_1_13) ? ((*(var_1_6_Pointer)) ? ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1) : ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) [L106] EXPR (((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed long int) (((*(var_1_3_Pointer)) - (*(var_1_9_Pointer))) - (*(var_1_9_Pointer))))) : (((*(var_1_6_Pointer)) && ((*(var_1_3_Pointer)) < (*(var_1_9_Pointer)))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_3_Pointer)))) : 1)) && (((*(var_1_9_Pointer)) < (*(var_1_9_Pointer))) ? ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) + (*(var_1_9_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) - (*(var_1_3_Pointer))))))) && ((! ((*(var_1_3_Pointer)) < ((*(var_1_8_Pointer)) * last_1_var_1_7))) ? ((((((last_1_var_1_13) < 0 ) ? -(last_1_var_1_13) : (last_1_var_1_13))) < last_1_var_1_13) ? ((*(var_1_6_Pointer)) ? ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1) : ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer))))) [L106] EXPR ((((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed long int) (((*(var_1_3_Pointer)) - (*(var_1_9_Pointer))) - (*(var_1_9_Pointer))))) : (((*(var_1_6_Pointer)) && ((*(var_1_3_Pointer)) < (*(var_1_9_Pointer)))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_3_Pointer)))) : 1)) && (((*(var_1_9_Pointer)) < (*(var_1_9_Pointer))) ? ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) + (*(var_1_9_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) - (*(var_1_3_Pointer))))))) && ((! ((*(var_1_3_Pointer)) < ((*(var_1_8_Pointer)) * last_1_var_1_7))) ? ((((((last_1_var_1_13) < 0 ) ? -(last_1_var_1_13) : (last_1_var_1_13))) < last_1_var_1_13) ? ((*(var_1_6_Pointer)) ? ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1) : ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))))) && ((((*(var_1_9_Pointer)) + (*(var_1_3_Pointer))) < (*(var_1_9_Pointer))) ? (((*(var_1_2_Pointer)) && (*(var_1_6_Pointer))) ? ((*(var_1_6_Pointer)) ? ((*(var_1_13_Pointer)) == ((double) 0.8)) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) [L106] EXPR \read(*var_1_9_Pointer) [L106] EXPR \read(*var_1_3_Pointer) [L106] EXPR \read(*var_1_9_Pointer) [L106] EXPR (((*(var_1_9_Pointer)) + (*(var_1_3_Pointer))) < (*(var_1_9_Pointer))) ? (((*(var_1_2_Pointer)) && (*(var_1_6_Pointer))) ? ((*(var_1_6_Pointer)) ? ((*(var_1_13_Pointer)) == ((double) 0.8)) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer)))) [L106] EXPR \read(*var_1_13_Pointer) [L106] EXPR \read(*var_1_14_Pointer) [L106] EXPR (((*(var_1_9_Pointer)) + (*(var_1_3_Pointer))) < (*(var_1_9_Pointer))) ? (((*(var_1_2_Pointer)) && (*(var_1_6_Pointer))) ? ((*(var_1_6_Pointer)) ? ((*(var_1_13_Pointer)) == ((double) 0.8)) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer)))) [L106] EXPR ((((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed long int) (((*(var_1_3_Pointer)) - (*(var_1_9_Pointer))) - (*(var_1_9_Pointer))))) : (((*(var_1_6_Pointer)) && ((*(var_1_3_Pointer)) < (*(var_1_9_Pointer)))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_3_Pointer)))) : 1)) && (((*(var_1_9_Pointer)) < (*(var_1_9_Pointer))) ? ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) + (*(var_1_9_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) - (*(var_1_3_Pointer))))))) && ((! ((*(var_1_3_Pointer)) < ((*(var_1_8_Pointer)) * last_1_var_1_7))) ? ((((((last_1_var_1_13) < 0 ) ? -(last_1_var_1_13) : (last_1_var_1_13))) < last_1_var_1_13) ? ((*(var_1_6_Pointer)) ? ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1) : ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))))) && ((((*(var_1_9_Pointer)) + (*(var_1_3_Pointer))) < (*(var_1_9_Pointer))) ? (((*(var_1_2_Pointer)) && (*(var_1_6_Pointer))) ? ((*(var_1_6_Pointer)) ? ((*(var_1_13_Pointer)) == ((double) 0.8)) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) [L106-L107] return ((((*(var_1_2_Pointer)) ? ((*(var_1_1_Pointer)) == ((signed long int) (((*(var_1_3_Pointer)) - (*(var_1_9_Pointer))) - (*(var_1_9_Pointer))))) : (((*(var_1_6_Pointer)) && ((*(var_1_3_Pointer)) < (*(var_1_9_Pointer)))) ? ((*(var_1_1_Pointer)) == ((signed long int) (*(var_1_3_Pointer)))) : 1)) && (((*(var_1_9_Pointer)) < (*(var_1_9_Pointer))) ? ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) + (*(var_1_9_Pointer))))) : ((*(var_1_7_Pointer)) == ((signed long int) ((*(var_1_9_Pointer)) - (*(var_1_3_Pointer))))))) && ((! ((*(var_1_3_Pointer)) < ((*(var_1_8_Pointer)) * last_1_var_1_7))) ? ((((((last_1_var_1_13) < 0 ) ? -(last_1_var_1_13) : (last_1_var_1_13))) < last_1_var_1_13) ? ((*(var_1_6_Pointer)) ? ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))) : 1) : 1) : ((*(var_1_9_Pointer)) == ((unsigned char) (*(var_1_12_Pointer)))))) && ((((*(var_1_9_Pointer)) + (*(var_1_3_Pointer))) < (*(var_1_9_Pointer))) ? (((*(var_1_2_Pointer)) && (*(var_1_6_Pointer))) ? ((*(var_1_6_Pointer)) ? ((*(var_1_13_Pointer)) == ((double) 0.8)) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) : ((*(var_1_13_Pointer)) == ((double) (*(var_1_14_Pointer))))) ; [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=97/100, last_1_var_1_7=4, var_1_12={11:0}, var_1_12_Pointer={11:0}, var_1_13={12:0}, var_1_13_Pointer={12:0}, var_1_14={13:0}, var_1_14_Pointer={13:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_6={7:0}, var_1_6_Pointer={7:0}, var_1_7={8:0}, var_1_7_Pointer={8:0}, var_1_8={9:0}, var_1_8_Pointer={9:0}, var_1_9={10:0}, var_1_9_Pointer={10:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 1, TraceHistogramMax: 11, 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=31occurred 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, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 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 [2023-11-25 00:06:20,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91 --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 08a905a57e2510263318b707c70f3b678c7204182c8cd0b9b57e46d4fa7b9fa2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:06:22,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:06:22,917 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:06:22,923 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:06:22,924 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:06:22,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:06:22,967 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:06:22,968 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:06:22,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:06:22,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:06:22,975 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:06:22,975 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:06:22,976 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:06:22,978 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:06:22,978 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:06:22,979 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:06:22,980 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:06:22,980 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:06:22,981 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:06:22,981 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:06:22,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:06:22,982 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:06:22,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:06:22,983 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:06:22,983 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:06:22,984 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:06:22,984 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:06:22,984 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:06:22,985 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:06:22,985 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:06:22,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:06:22,987 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:06:22,987 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:06:22,987 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:06:22,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:06:22,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:06:22,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:06:22,989 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:06:22,989 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:06:22,990 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:06:22,991 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:06:22,991 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:06:22,991 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:06:22,991 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:06:22,992 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_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08a905a57e2510263318b707c70f3b678c7204182c8cd0b9b57e46d4fa7b9fa2 [2023-11-25 00:06:23,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:06:23,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:06:23,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:06:23,418 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:06:23,419 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:06:23,420 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-31.i [2023-11-25 00:06:26,599 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:06:26,904 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:06:26,905 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-31.i [2023-11-25 00:06:26,917 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/data/c021311f7/d9f843257a2b44d7b9f769fb78d6ae94/FLAG6caa77985 [2023-11-25 00:06:26,939 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/data/c021311f7/d9f843257a2b44d7b9f769fb78d6ae94 [2023-11-25 00:06:26,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:06:26,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:06:26,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:06:26,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:06:26,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:06:26,952 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:06:26" (1/1) ... [2023-11-25 00:06:26,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@215df964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:26, skipping insertion in model container [2023-11-25 00:06:26,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:06:26" (1/1) ... [2023-11-25 00:06:26,987 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:06:27,169 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_9fcde750-d5bf-4bd0-a271-501557259bb2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-31.i[916,929] [2023-11-25 00:06:27,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:06:27,248 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:06:27,274 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-31.i[916,929] [2023-11-25 00:06:27,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:06:27,338 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:06:27,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27 WrapperNode [2023-11-25 00:06:27,338 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:06:27,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:06:27,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:06:27,340 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:06:27,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,379 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,438 INFO L138 Inliner]: procedures = 33, calls = 142, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 383 [2023-11-25 00:06:27,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:06:27,439 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:06:27,439 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:06:27,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:06:27,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,457 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,497 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,511 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:06:27,512 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:06:27,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:06:27,513 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:06:27,514 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27" (1/1) ... [2023-11-25 00:06:27,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:06:27,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:06:27,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:06:27,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:06:27,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:06:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-25 00:06:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-25 00:06:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-25 00:06:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:06:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-25 00:06:27,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-25 00:06:27,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-25 00:06:27,614 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:06:27,614 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:06:27,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:06:27,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:06:27,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-25 00:06:27,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-25 00:06:27,837 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:06:27,840 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:06:28,631 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:06:28,685 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:06:28,686 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:06:28,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:06:28 BoogieIcfgContainer [2023-11-25 00:06:28,686 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:06:28,689 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:06:28,689 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:06:28,692 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:06:28,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:06:26" (1/3) ... [2023-11-25 00:06:28,693 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c272009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:06:28, skipping insertion in model container [2023-11-25 00:06:28,694 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:06:27" (2/3) ... [2023-11-25 00:06:28,694 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c272009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:06:28, skipping insertion in model container [2023-11-25 00:06:28,694 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:06:28" (3/3) ... [2023-11-25 00:06:28,696 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-31.i [2023-11-25 00:06:28,716 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:06:28,716 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:06:28,770 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:06:28,777 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;@2358de09, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:06:28,777 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:06:28,782 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 66 states have (on average 1.5) internal successors, (99), 67 states have internal predecessors, (99), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:06:28,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-25 00:06:28,796 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:06:28,797 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:06:28,798 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:06:28,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:06:28,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1558983515, now seen corresponding path program 1 times [2023-11-25 00:06:28,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:06:28,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2133594235] [2023-11-25 00:06:28,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:28,820 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 [2023-11-25 00:06:28,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:06:28,826 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:06:28,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:06:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:06:29,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:06:29,232 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:06:29,284 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2023-11-25 00:06:29,284 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:06:29,285 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:06:29,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2133594235] [2023-11-25 00:06:29,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2133594235] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:06:29,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:06:29,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:06:29,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940394188] [2023-11-25 00:06:29,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:06:29,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:06:29,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:06:29,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:06:29,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:06:29,339 INFO L87 Difference]: Start difference. First operand has 80 states, 66 states have (on average 1.5) internal successors, (99), 67 states have internal predecessors, (99), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-25 00:06:29,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:06:29,396 INFO L93 Difference]: Finished difference Result 154 states and 246 transitions. [2023-11-25 00:06:29,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:06:29,398 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 89 [2023-11-25 00:06:29,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:06:29,407 INFO L225 Difference]: With dead ends: 154 [2023-11-25 00:06:29,408 INFO L226 Difference]: Without dead ends: 75 [2023-11-25 00:06:29,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:06:29,415 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-25 00:06:29,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-25 00:06:29,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-25 00:06:29,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-25 00:06:29,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 62 states have (on average 1.403225806451613) internal successors, (87), 62 states have internal predecessors, (87), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:06:29,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2023-11-25 00:06:29,464 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 89 [2023-11-25 00:06:29,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:06:29,464 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2023-11-25 00:06:29,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-25 00:06:29,465 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2023-11-25 00:06:29,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-25 00:06:29,470 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:06:29,470 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:06:29,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:06:29,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:06:29,677 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:06:29,678 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:06:29,678 INFO L85 PathProgramCache]: Analyzing trace with hash 268976685, now seen corresponding path program 1 times [2023-11-25 00:06:29,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:06:29,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [616517206] [2023-11-25 00:06:29,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:29,679 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 [2023-11-25 00:06:29,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:06:29,681 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:06:29,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:06:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:06:29,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:06:29,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:06:30,095 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 17 treesize of output 9 [2023-11-25 00:06:30,134 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-25 00:06:30,134 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:06:30,134 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:06:30,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [616517206] [2023-11-25 00:06:30,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [616517206] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:06:30,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:06:30,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:06:30,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560204800] [2023-11-25 00:06:30,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:06:30,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:06:30,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:06:30,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:06:30,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:06:30,138 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:06:30,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:06:30,211 INFO L93 Difference]: Finished difference Result 149 states and 217 transitions. [2023-11-25 00:06:30,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:06:30,212 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 89 [2023-11-25 00:06:30,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:06:30,214 INFO L225 Difference]: With dead ends: 149 [2023-11-25 00:06:30,214 INFO L226 Difference]: Without dead ends: 75 [2023-11-25 00:06:30,216 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:06:30,217 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 0 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:06:30,218 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 204 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-25 00:06:30,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-25 00:06:30,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-25 00:06:30,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 62 states have (on average 1.3870967741935485) internal successors, (86), 62 states have internal predecessors, (86), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-25 00:06:30,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 108 transitions. [2023-11-25 00:06:30,230 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 108 transitions. Word has length 89 [2023-11-25 00:06:30,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:06:30,231 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 108 transitions. [2023-11-25 00:06:30,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-25 00:06:30,232 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2023-11-25 00:06:30,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-25 00:06:30,234 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:06:30,234 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:06:30,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:06:30,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:06:30,441 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:06:30,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:06:30,442 INFO L85 PathProgramCache]: Analyzing trace with hash -752091669, now seen corresponding path program 1 times [2023-11-25 00:06:30,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:06:30,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [336691579] [2023-11-25 00:06:30,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:30,443 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 [2023-11-25 00:06:30,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:06:30,444 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:06:30,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:06:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:06:30,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-25 00:06:30,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:06:33,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:34,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:34,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:35,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:35,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:35,623 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:35,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:35,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2023-11-25 00:06:36,272 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 1 proven. 203 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-25 00:06:36,272 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:06:36,947 WARN L854 $PredicateComparison]: unable to prove that (forall ((~var_1_1_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_73 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store |c_#memory_int| c_~var_1_13_Pointer~0.base v_ArrVal_73))) (let ((.cse0 (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse2 c_~var_1_9_Pointer~0.base) c_~var_1_9_Pointer~0.offset))))) (select (select .cse2 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset)))) (= .cse0 (let ((.cse1 (store .cse2 c_~var_1_1_Pointer~0.base (store (select .cse2 c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset .cse0)))) (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_9_Pointer~0.base) c_~var_1_9_Pointer~0.offset))))) (select (select .cse1 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset))))))) is different from false [2023-11-25 00:06:37,084 WARN L854 $PredicateComparison]: unable to prove that (forall ((~var_1_1_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_73 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_72 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store (store |c_#memory_int| c_~var_1_7_Pointer~0.base v_ArrVal_72) c_~var_1_13_Pointer~0.base v_ArrVal_73))) (let ((.cse0 (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse2 c_~var_1_9_Pointer~0.base) c_~var_1_9_Pointer~0.offset))))) (select (select .cse2 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset)))) (= .cse0 (let ((.cse1 (store .cse2 c_~var_1_1_Pointer~0.base (store (select .cse2 c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset .cse0)))) (bvadd (select (select .cse1 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset) (bvmul (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_9_Pointer~0.base) c_~var_1_9_Pointer~0.offset)))) (_ bv2 32)))))))) is different from false [2023-11-25 00:06:37,291 WARN L854 $PredicateComparison]: unable to prove that (forall ((~var_1_9_Pointer~0.offset (_ BitVec 32)) (~var_1_1_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_73 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_72 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store (store |c_#memory_int| c_~var_1_7_Pointer~0.base v_ArrVal_72) c_~var_1_13_Pointer~0.base v_ArrVal_73))) (let ((.cse2 (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset))))) (select (select .cse1 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset)))) (= (let ((.cse0 (store .cse1 c_~var_1_1_Pointer~0.base (store (select .cse1 c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset .cse2)))) (bvadd (select (select .cse0 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset) (bvmul (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset)))) (_ bv2 32)))) .cse2)))) is different from false [2023-11-25 00:06:37,422 WARN L854 $PredicateComparison]: unable to prove that (forall ((~var_1_9_Pointer~0.offset (_ BitVec 32)) (~var_1_1_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_73 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_72 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_71 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store (store (store |c_#memory_int| c_~var_1_9_Pointer~0.base v_ArrVal_71) c_~var_1_7_Pointer~0.base v_ArrVal_72) c_~var_1_13_Pointer~0.base v_ArrVal_73))) (let ((.cse2 (bvadd (select (select .cse1 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset) (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset)))))))) (= (let ((.cse0 (store .cse1 c_~var_1_1_Pointer~0.base (store (select .cse1 c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset .cse2)))) (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset))))) (select (select .cse0 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset))) .cse2)))) is different from false [2023-11-25 00:06:37,553 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:06:37,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [336691579] [2023-11-25 00:06:37,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [336691579] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:06:37,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [467840740] [2023-11-25 00:06:37,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:37,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:06:37,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:06:37,562 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:06:37,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-25 00:06:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:06:38,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-25 00:06:38,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:06:40,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-25 00:06:41,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:42,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:42,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:43,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:43,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-25 00:06:43,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:43,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-11-25 00:06:43,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2023-11-25 00:06:44,254 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 1 proven. 203 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-25 00:06:44,255 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:06:47,606 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_104 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_1_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_105 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store (store |c_#memory_int| c_~var_1_7_Pointer~0.base v_ArrVal_104) c_~var_1_13_Pointer~0.base v_ArrVal_105))) (let ((.cse2 (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_9_Pointer~0.base) c_~var_1_9_Pointer~0.offset))))) (select (select .cse1 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset)))) (= (let ((.cse0 (store .cse1 c_~var_1_1_Pointer~0.base (store (select .cse1 c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset .cse2)))) (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_9_Pointer~0.base) c_~var_1_9_Pointer~0.offset))))) (select (select .cse0 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset))) .cse2)))) is different from false [2023-11-25 00:06:47,788 WARN L854 $PredicateComparison]: unable to prove that (forall ((~var_1_9_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_104 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_1_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_102 (_ BitVec 32)) (v_ArrVal_105 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store (store (store |c_#memory_int| c_~var_1_9_Pointer~0.base (store (select |c_#memory_int| c_~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset v_ArrVal_102)) c_~var_1_7_Pointer~0.base v_ArrVal_104) c_~var_1_13_Pointer~0.base v_ArrVal_105))) (let ((.cse0 (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse2 c_~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset))))) (select (select .cse2 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset)))) (= .cse0 (let ((.cse1 (store .cse2 c_~var_1_1_Pointer~0.base (store (select .cse2 c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset .cse0)))) (bvadd (select (select .cse1 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset) (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_9_Pointer~0.base) ~var_1_9_Pointer~0.offset))))))))))) is different from false [2023-11-25 00:06:47,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [467840740] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:06:47,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1991389088] [2023-11-25 00:06:47,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:47,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:06:47,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:06:47,962 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:06:47,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fcde750-d5bf-4bd0-a271-501557259bb2/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-25 00:06:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:06:48,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-25 00:06:48,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:06:49,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-25 00:06:50,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 24 [2023-11-25 00:06:50,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 38 [2023-11-25 00:06:50,647 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-11-25 00:06:50,647 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:06:50,830 WARN L854 $PredicateComparison]: unable to prove that (or (forall ((|ULTIMATE.start_step_#t~mem17#1| (_ BitVec 8))) (bvslt (bvadd ((_ zero_extend 24) |c_ULTIMATE.start_step_#t~mem15#1|) |c_ULTIMATE.start_step_#t~mem16#1|) ((_ zero_extend 24) |ULTIMATE.start_step_#t~mem17#1|))) (forall ((v_ArrVal_130 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_1_Pointer~0.offset (_ BitVec 32))) (let ((.cse1 (store |c_#memory_int| c_~var_1_13_Pointer~0.base v_ArrVal_130))) (let ((.cse2 (bvadd (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_9_Pointer~0.base) c_~var_1_9_Pointer~0.offset))))) (select (select .cse1 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset)))) (= (let ((.cse0 (store .cse1 c_~var_1_1_Pointer~0.base (store (select .cse1 c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset .cse2)))) (bvadd (select (select .cse0 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset) (bvmul (_ bv2 32) (bvneg ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_9_Pointer~0.base) c_~var_1_9_Pointer~0.offset))))))) .cse2))))) is different from false