./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-14.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa1f0900915e9d0a4bf98ef205532704c7807bfe3d7587fb7faefc96b22ae06b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:10:11,388 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:10:11,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:10:11,520 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:10:11,521 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:10:11,545 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:10:11,546 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:10:11,547 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:10:11,548 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:10:11,548 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:10:11,549 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:10:11,549 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:10:11,550 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:10:11,551 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:10:11,551 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:10:11,552 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:10:11,553 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:10:11,553 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:10:11,554 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:10:11,555 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:10:11,555 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:10:11,556 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:10:11,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:10:11,558 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:10:11,558 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:10:11,559 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:10:11,559 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:10:11,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:10:11,560 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:10:11,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:10:11,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:10:11,562 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:10:11,562 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:10:11,562 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:10:11,563 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:10:11,563 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:10:11,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:11,564 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:10:11,564 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:10:11,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:10:11,564 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:10:11,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:10:11,565 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:10:11,565 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:10:11,565 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:10:11,566 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_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa1f0900915e9d0a4bf98ef205532704c7807bfe3d7587fb7faefc96b22ae06b [2023-11-19 04:10:11,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:10:11,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:10:11,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:10:11,941 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:10:11,941 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:10:11,944 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-14.i [2023-11-19 04:10:15,033 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:10:15,247 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:10:15,248 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-14.i [2023-11-19 04:10:15,258 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/data/4f78275fb/7e9daac4f44f465eabc51a853f3b3a7e/FLAGf1b926691 [2023-11-19 04:10:15,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/data/4f78275fb/7e9daac4f44f465eabc51a853f3b3a7e [2023-11-19 04:10:15,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:10:15,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:10:15,279 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:15,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:10:15,289 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:10:15,290 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,291 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51199906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15, skipping insertion in model container [2023-11-19 04:10:15,291 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,321 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:10:15,477 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_7a86ed85-2496-425f-bb87-9b04655eb756/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-14.i[916,929] [2023-11-19 04:10:15,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:10:15,563 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:10:15,575 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_7a86ed85-2496-425f-bb87-9b04655eb756/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-14.i[916,929] [2023-11-19 04:10:15,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:10:15,690 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:10:15,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15 WrapperNode [2023-11-19 04:10:15,691 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:15,692 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:15,692 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:10:15,693 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:10:15,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,794 INFO L138 Inliner]: procedures = 29, calls = 188, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 511 [2023-11-19 04:10:15,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:15,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:10:15,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:10:15,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:10:15,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,824 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,824 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,864 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,869 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,873 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,876 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:10:15,884 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:10:15,884 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:10:15,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:10:15,885 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15" (1/1) ... [2023-11-19 04:10:15,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:15,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:10:15,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:10:15,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:10:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:10:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 04:10:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:10:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 04:10:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:10:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 04:10:16,003 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:10:16,004 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:10:16,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:10:16,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:10:16,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:10:16,177 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:10:16,179 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:10:16,858 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:10:17,875 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:10:17,876 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:10:17,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:17 BoogieIcfgContainer [2023-11-19 04:10:17,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:10:17,887 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:10:17,888 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:10:17,891 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:10:17,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:10:15" (1/3) ... [2023-11-19 04:10:17,892 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fd2dfea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:10:17, skipping insertion in model container [2023-11-19 04:10:17,893 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:15" (2/3) ... [2023-11-19 04:10:17,894 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fd2dfea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:10:17, skipping insertion in model container [2023-11-19 04:10:17,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:17" (3/3) ... [2023-11-19 04:10:17,896 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-14.i [2023-11-19 04:10:17,916 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:10:17,917 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:10:17,987 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:10:17,996 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;@75299d2b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:10:17,996 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:10:18,001 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 04:10:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-19 04:10:18,013 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:18,014 INFO L195 NwaCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:18,014 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:18,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:18,019 INFO L85 PathProgramCache]: Analyzing trace with hash -207432720, now seen corresponding path program 1 times [2023-11-19 04:10:18,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:10:18,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356699530] [2023-11-19 04:10:18,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:18,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:10:22,679 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:10:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:10:24,710 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:10:24,712 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:10:24,714 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:10:24,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:10:24,722 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:10:24,734 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:10:24,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 04:10:24,804 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 04:10:24,805 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 04:10:24,805 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 04:10:24,806 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 04:10:24,807 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 04:10:24,807 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 04:10:24,808 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 04:10:24,808 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 04:10:24,809 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 04:10:24,810 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 04:10:24,810 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 04:10:24,811 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 04:10:24,811 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 04:10:24,812 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 04:10:24,813 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 04:10:24,813 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-19 04:10:24,813 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-19 04:10:24,814 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-19 04:10:24,814 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated [2023-11-19 04:10:24,814 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-19 04:10:24,814 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-19 04:10:24,814 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-19 04:10:24,815 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-19 04:10:24,815 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-19 04:10:24,816 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated [2023-11-19 04:10:24,816 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-19 04:10:24,816 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-19 04:10:24,816 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-19 04:10:24,817 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-19 04:10:24,817 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 04:10:24,817 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-11-19 04:10:24,817 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 04:10:24,818 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-19 04:10:24,818 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 04:10:24,818 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 04:10:24,818 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-19 04:10:24,819 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 04:10:24,819 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 04:10:24,819 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-11-19 04:10:24,820 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-19 04:10:24,820 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 04:10:24,820 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 04:10:24,820 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-19 04:10:24,821 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated [2023-11-19 04:10:24,821 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 04:10:24,821 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-19 04:10:24,821 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated [2023-11-19 04:10:24,822 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 04:10:24,822 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-19 04:10:24,822 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 04:10:24,823 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-19 04:10:24,823 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated [2023-11-19 04:10:24,823 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated [2023-11-19 04:10:24,823 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-19 04:10:24,824 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 04:10:24,824 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 04:10:24,824 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 04:10:24,824 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 04:10:24,825 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 04:10:24,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated [2023-11-19 04:10:24,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-11-19 04:10:24,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 04:10:24,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 04:10:24,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short89 could not be translated [2023-11-19 04:10:24,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 04:10:24,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short86 could not be translated [2023-11-19 04:10:24,828 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 04:10:24,828 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short89 could not be translated [2023-11-19 04:10:24,828 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short86 could not be translated [2023-11-19 04:10:24,828 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-11-19 04:10:24,828 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 04:10:24,829 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-11-19 04:10:24,829 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated [2023-11-19 04:10:24,829 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 04:10:24,830 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 04:10:24,830 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-19 04:10:24,831 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-19 04:10:24,832 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-19 04:10:24,832 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-19 04:10:24,833 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-19 04:10:24,833 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-19 04:10:24,834 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-19 04:10:24,834 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-19 04:10:24,835 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-19 04:10:24,835 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-19 04:10:24,836 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-19 04:10:24,837 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-19 04:10:24,837 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 04:10:24,837 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 04:10:24,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:10:24 BoogieIcfgContainer [2023-11-19 04:10:24,861 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:10:24,862 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:10:24,862 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:10:24,862 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:10:24,863 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:17" (3/4) ... [2023-11-19 04:10:24,865 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:10:24,866 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:10:24,867 INFO L158 Benchmark]: Toolchain (without parser) took 9589.92ms. Allocated memory was 138.4MB in the beginning and 354.4MB in the end (delta: 216.0MB). Free memory was 100.6MB in the beginning and 227.1MB in the end (delta: -126.5MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. [2023-11-19 04:10:24,868 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory is still 111.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:10:24,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.88ms. Allocated memory is still 138.4MB. Free memory was 100.6MB in the beginning and 84.7MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:10:24,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.03ms. Allocated memory is still 138.4MB. Free memory was 84.7MB in the beginning and 80.2MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:10:24,870 INFO L158 Benchmark]: Boogie Preprocessor took 88.28ms. Allocated memory is still 138.4MB. Free memory was 80.2MB in the beginning and 76.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:10:24,871 INFO L158 Benchmark]: RCFGBuilder took 1998.85ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 76.6MB in the beginning and 75.0MB in the end (delta: 1.6MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2023-11-19 04:10:24,872 INFO L158 Benchmark]: TraceAbstraction took 6974.38ms. Allocated memory was 184.5MB in the beginning and 354.4MB in the end (delta: 169.9MB). Free memory was 75.0MB in the beginning and 227.1MB in the end (delta: -152.1MB). Peak memory consumption was 140.4MB. Max. memory is 16.1GB. [2023-11-19 04:10:24,872 INFO L158 Benchmark]: Witness Printer took 4.52ms. Allocated memory is still 354.4MB. Free memory is still 227.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:10:24,876 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory is still 111.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.88ms. Allocated memory is still 138.4MB. Free memory was 100.6MB in the beginning and 84.7MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.03ms. Allocated memory is still 138.4MB. Free memory was 84.7MB in the beginning and 80.2MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.28ms. Allocated memory is still 138.4MB. Free memory was 80.2MB in the beginning and 76.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1998.85ms. Allocated memory was 138.4MB in the beginning and 184.5MB in the end (delta: 46.1MB). Free memory was 76.6MB in the beginning and 75.0MB in the end (delta: 1.6MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. * TraceAbstraction took 6974.38ms. Allocated memory was 184.5MB in the beginning and 354.4MB in the end (delta: 169.9MB). Free memory was 75.0MB in the beginning and 227.1MB in the end (delta: -152.1MB). Peak memory consumption was 140.4MB. Max. memory is 16.1GB. * Witness Printer took 4.52ms. Allocated memory is still 354.4MB. Free memory is still 227.1MB. 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~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 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 50, overapproximation of someBinaryFLOATComparisonOperation at line 49. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[5] = { 0, 1, 0, 1, 0 }; [L25-L27] double double_Array_0[1] = { 8.6 }; [L28-L30] float float_Array_0[3] = { 32.25, 15.5, 256.25 }; [L31-L33] signed long int signed_long_int_Array_0[1] = { 1000000 }; [L34-L36] signed short int signed_short_int_Array_0[2][2] = { {8, -64}, {10, -64} }; [L37-L39] unsigned short int unsigned_short_int_Array_0[2] = { 2, 57581 }; [L40] unsigned char last_1_BOOL_unsigned_char_Array_0_0_ = 0; [L111] isInitial = 1 [L112] FCALL initially() [L113] COND TRUE 1 [L114] CALL updateLastVariables() [L104] EXPR BOOL_unsigned_char_Array_0[0] [L104] last_1_BOOL_unsigned_char_Array_0_0_ = BOOL_unsigned_char_Array_0[0] [L114] RET updateLastVariables() [L115] CALL updateVariables() [L69] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L70] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L70] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L71] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L71] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L72] BOOL_unsigned_char_Array_0[2] = __VERIFIER_nondet_uchar() [L73] EXPR BOOL_unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L73] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L74] EXPR BOOL_unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L74] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[2] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[2] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L75] BOOL_unsigned_char_Array_0[3] = __VERIFIER_nondet_uchar() [L76] EXPR BOOL_unsigned_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L76] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[3] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[3] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L77] EXPR BOOL_unsigned_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[3] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[3] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L78] BOOL_unsigned_char_Array_0[4] = __VERIFIER_nondet_uchar() [L79] EXPR BOOL_unsigned_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L79] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[4] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[4] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] EXPR BOOL_unsigned_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L80] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[4] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[4] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L81] double_Array_0[0] = __VERIFIER_nondet_double() [L82] EXPR double_Array_0[0] [L82] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F [L82] EXPR double_Array_0[0] [L82] EXPR double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F [L82] EXPR (double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L82] CALL assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((double_Array_0[0] >= 0.0F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854776000e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L83] float_Array_0[0] = __VERIFIER_nondet_float() [L84] EXPR float_Array_0[0] [L84] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F [L84] EXPR float_Array_0[0] [L84] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F [L84] EXPR (float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L84] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L85] float_Array_0[1] = __VERIFIER_nondet_float() [L86] EXPR float_Array_0[1] [L86] EXPR float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F [L86] EXPR (float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) [L86] EXPR float_Array_0[1] [L86] EXPR float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F [L86] EXPR float_Array_0[1] [L86] EXPR float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F [L86] EXPR (float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L86] CALL assume_abort_if_not((float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not((float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] EXPR float_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L87] CALL assume_abort_if_not(float_Array_0[1] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(float_Array_0[1] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L88] float_Array_0[2] = __VERIFIER_nondet_float() [L89] EXPR float_Array_0[2] [L89] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F [L89] EXPR float_Array_0[2] [L89] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F [L89] EXPR (float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L89] CALL assume_abort_if_not((float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not((float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L90] signed_short_int_Array_0[0][0] = __VERIFIER_nondet_short() [L91] EXPR signed_short_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L91] CALL assume_abort_if_not(signed_short_int_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(signed_short_int_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L92] EXPR signed_short_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L92] CALL assume_abort_if_not(signed_short_int_Array_0[0][0] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(signed_short_int_Array_0[0][0] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L93] signed_short_int_Array_0[1][0] = __VERIFIER_nondet_short() [L94] EXPR signed_short_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L94] CALL assume_abort_if_not(signed_short_int_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(signed_short_int_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L95] EXPR signed_short_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L95] CALL assume_abort_if_not(signed_short_int_Array_0[1][0] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(signed_short_int_Array_0[1][0] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L96] signed_short_int_Array_0[0][1] = __VERIFIER_nondet_short() [L97] EXPR signed_short_int_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L97] CALL assume_abort_if_not(signed_short_int_Array_0[0][1] >= -32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(signed_short_int_Array_0[0][1] >= -32767) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L98] EXPR signed_short_int_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L98] CALL assume_abort_if_not(signed_short_int_Array_0[0][1] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(signed_short_int_Array_0[0][1] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L99] unsigned_short_int_Array_0[1] = __VERIFIER_nondet_ushort() [L100] EXPR unsigned_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L100] CALL assume_abort_if_not(unsigned_short_int_Array_0[1] >= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(unsigned_short_int_Array_0[1] >= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L101] EXPR unsigned_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L101] CALL assume_abort_if_not(unsigned_short_int_Array_0[1] <= 65534) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(unsigned_short_int_Array_0[1] <= 65534) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L115] RET updateVariables() [L116] CALL step() [L44] COND FALSE !(\read(last_1_BOOL_unsigned_char_Array_0_0_)) [L47] EXPR signed_short_int_Array_0[1][0] [L47] EXPR signed_short_int_Array_0[0][0] [L47] signed_short_int_Array_0[1][1] = ((signed_short_int_Array_0[1][0] + 16) - signed_short_int_Array_0[0][0]) [L49] EXPR float_Array_0[0] [L49] EXPR float_Array_0[1] [L49] EXPR float_Array_0[2] [L49] COND TRUE (float_Array_0[0] / float_Array_0[1]) <= float_Array_0[2] [L50] EXPR double_Array_0[0] [L50] EXPR float_Array_0[1] [L50] COND TRUE (double_Array_0[0] - 2.3) > float_Array_0[1] [L51] EXPR unsigned_short_int_Array_0[1] [L51] EXPR signed_short_int_Array_0[1][0] [L51] unsigned_short_int_Array_0[0] = (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[1][0]) [L58] EXPR signed_short_int_Array_0[1][1] [L58] EXPR unsigned_short_int_Array_0[0] [L58] EXPR (signed_short_int_Array_0[1][1] >= unsigned_short_int_Array_0[0]) && BOOL_unsigned_char_Array_0[4] [L58] ((signed_short_int_Array_0[1][1] >= unsigned_short_int_Array_0[0]) && BOOL_unsigned_char_Array_0[4]) && BOOL_unsigned_char_Array_0[3] [L58] COND FALSE !(((signed_short_int_Array_0[1][1] >= unsigned_short_int_Array_0[0]) && BOOL_unsigned_char_Array_0[4]) && BOOL_unsigned_char_Array_0[3]) [L61] EXPR BOOL_unsigned_char_Array_0[2] [L61] EXPR BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[1] [L61] EXPR BOOL_unsigned_char_Array_0[1] [L61] EXPR BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[1] [L61] BOOL_unsigned_char_Array_0[0] = (! (BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[1])) [L63] EXPR BOOL_unsigned_char_Array_0[0] [L63] unsigned char stepLocal_0 = BOOL_unsigned_char_Array_0[0]; [L64] stepLocal_0 && BOOL_unsigned_char_Array_0[0] [L64] COND FALSE !(stepLocal_0 && BOOL_unsigned_char_Array_0[0]) [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR BOOL_unsigned_char_Array_0[0] [L107] EXPR BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[0] [L107] EXPR (BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[0]) ? (signed_long_int_Array_0[0] == ((signed long int) signed_short_int_Array_0[1][1])) : 1 [L107] EXPR ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[0]) ? (signed_long_int_Array_0[0] == ((signed long int) signed_short_int_Array_0[1][1])) : 1) && (last_1_BOOL_unsigned_char_Array_0_0_ ? (signed_short_int_Array_0[1][1] == ((signed short int) signed_short_int_Array_0[0][1])) : (signed_short_int_Array_0[1][1] == ((signed short int) ((signed_short_int_Array_0[1][0] + 16) - signed_short_int_Array_0[0][0])))) [L107] EXPR last_1_BOOL_unsigned_char_Array_0_0_ ? (signed_short_int_Array_0[1][1] == ((signed short int) signed_short_int_Array_0[0][1])) : (signed_short_int_Array_0[1][1] == ((signed short int) ((signed_short_int_Array_0[1][0] + 16) - signed_short_int_Array_0[0][0]))) [L107] EXPR signed_short_int_Array_0[1][1] [L107] EXPR signed_short_int_Array_0[1][0] [L107] EXPR signed_short_int_Array_0[0][0] [L107] EXPR last_1_BOOL_unsigned_char_Array_0_0_ ? (signed_short_int_Array_0[1][1] == ((signed short int) signed_short_int_Array_0[0][1])) : (signed_short_int_Array_0[1][1] == ((signed short int) ((signed_short_int_Array_0[1][0] + 16) - signed_short_int_Array_0[0][0]))) [L107] EXPR ((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[0]) ? (signed_long_int_Array_0[0] == ((signed long int) signed_short_int_Array_0[1][1])) : 1) && (last_1_BOOL_unsigned_char_Array_0_0_ ? (signed_short_int_Array_0[1][1] == ((signed short int) signed_short_int_Array_0[0][1])) : (signed_short_int_Array_0[1][1] == ((signed short int) ((signed_short_int_Array_0[1][0] + 16) - signed_short_int_Array_0[0][0])))) [L107] EXPR (((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[0]) ? (signed_long_int_Array_0[0] == ((signed long int) signed_short_int_Array_0[1][1])) : 1) && (last_1_BOOL_unsigned_char_Array_0_0_ ? (signed_short_int_Array_0[1][1] == ((signed short int) signed_short_int_Array_0[0][1])) : (signed_short_int_Array_0[1][1] == ((signed short int) ((signed_short_int_Array_0[1][0] + 16) - signed_short_int_Array_0[0][0]))))) && ((((signed_short_int_Array_0[1][1] >= unsigned_short_int_Array_0[0]) && BOOL_unsigned_char_Array_0[4]) && BOOL_unsigned_char_Array_0[3]) ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! (BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[1]))))) [L107] EXPR signed_short_int_Array_0[1][1] [L107] EXPR unsigned_short_int_Array_0[0] [L107] EXPR (signed_short_int_Array_0[1][1] >= unsigned_short_int_Array_0[0]) && BOOL_unsigned_char_Array_0[4] [L107] EXPR ((signed_short_int_Array_0[1][1] >= unsigned_short_int_Array_0[0]) && BOOL_unsigned_char_Array_0[4]) && BOOL_unsigned_char_Array_0[3] [L107] EXPR (((signed_short_int_Array_0[1][1] >= unsigned_short_int_Array_0[0]) && BOOL_unsigned_char_Array_0[4]) && BOOL_unsigned_char_Array_0[3]) ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! (BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[1])))) [L107] EXPR BOOL_unsigned_char_Array_0[0] [L107] EXPR BOOL_unsigned_char_Array_0[2] [L107] EXPR BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[1] [L107] EXPR BOOL_unsigned_char_Array_0[1] [L107] EXPR BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[1] [L107] EXPR (((signed_short_int_Array_0[1][1] >= unsigned_short_int_Array_0[0]) && BOOL_unsigned_char_Array_0[4]) && BOOL_unsigned_char_Array_0[3]) ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! (BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[1])))) [L107] EXPR (((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[0]) ? (signed_long_int_Array_0[0] == ((signed long int) signed_short_int_Array_0[1][1])) : 1) && (last_1_BOOL_unsigned_char_Array_0_0_ ? (signed_short_int_Array_0[1][1] == ((signed short int) signed_short_int_Array_0[0][1])) : (signed_short_int_Array_0[1][1] == ((signed short int) ((signed_short_int_Array_0[1][0] + 16) - signed_short_int_Array_0[0][0]))))) && ((((signed_short_int_Array_0[1][1] >= unsigned_short_int_Array_0[0]) && BOOL_unsigned_char_Array_0[4]) && BOOL_unsigned_char_Array_0[3]) ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! (BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[1]))))) [L107] EXPR ((((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[0]) ? (signed_long_int_Array_0[0] == ((signed long int) signed_short_int_Array_0[1][1])) : 1) && (last_1_BOOL_unsigned_char_Array_0_0_ ? (signed_short_int_Array_0[1][1] == ((signed short int) signed_short_int_Array_0[0][1])) : (signed_short_int_Array_0[1][1] == ((signed short int) ((signed_short_int_Array_0[1][0] + 16) - signed_short_int_Array_0[0][0]))))) && ((((signed_short_int_Array_0[1][1] >= unsigned_short_int_Array_0[0]) && BOOL_unsigned_char_Array_0[4]) && BOOL_unsigned_char_Array_0[3]) ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! (BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[1])))))) && (((float_Array_0[0] / float_Array_0[1]) <= float_Array_0[2]) ? (((double_Array_0[0] - 2.3) > float_Array_0[1]) ? (unsigned_short_int_Array_0[0] == ((unsigned short int) (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[1][0]))) : (unsigned_short_int_Array_0[0] == ((unsigned short int) ((((signed_short_int_Array_0[1][0]) > (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))) ? (signed_short_int_Array_0[1][0]) : (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))))))) : (unsigned_short_int_Array_0[0] == ((unsigned short int) signed_short_int_Array_0[0][0]))) [L107] EXPR float_Array_0[0] [L107] EXPR float_Array_0[1] [L107] EXPR float_Array_0[2] [L107] EXPR ((float_Array_0[0] / float_Array_0[1]) <= float_Array_0[2]) ? (((double_Array_0[0] - 2.3) > float_Array_0[1]) ? (unsigned_short_int_Array_0[0] == ((unsigned short int) (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[1][0]))) : (unsigned_short_int_Array_0[0] == ((unsigned short int) ((((signed_short_int_Array_0[1][0]) > (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))) ? (signed_short_int_Array_0[1][0]) : (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))))))) : (unsigned_short_int_Array_0[0] == ((unsigned short int) signed_short_int_Array_0[0][0])) [L107] EXPR double_Array_0[0] [L107] EXPR float_Array_0[1] [L107] EXPR ((double_Array_0[0] - 2.3) > float_Array_0[1]) ? (unsigned_short_int_Array_0[0] == ((unsigned short int) (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[1][0]))) : (unsigned_short_int_Array_0[0] == ((unsigned short int) ((((signed_short_int_Array_0[1][0]) > (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))) ? (signed_short_int_Array_0[1][0]) : (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0])))))))) [L107] EXPR unsigned_short_int_Array_0[0] [L107] EXPR signed_short_int_Array_0[1][0] [L107] EXPR unsigned_short_int_Array_0[1] [L107] EXPR signed_short_int_Array_0[0][0] [L107] EXPR ((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) [L107] EXPR unsigned_short_int_Array_0[1] [L107] EXPR signed_short_int_Array_0[0][0] [L107] EXPR ((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) [L107] EXPR ((signed_short_int_Array_0[1][0]) > (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))) ? (signed_short_int_Array_0[1][0]) : (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0])))) [L107] EXPR unsigned_short_int_Array_0[1] [L107] EXPR signed_short_int_Array_0[0][0] [L107] EXPR ((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) [L107] EXPR unsigned_short_int_Array_0[1] [L107] EXPR signed_short_int_Array_0[0][0] [L107] EXPR ((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) [L107] EXPR ((signed_short_int_Array_0[1][0]) > (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))) ? (signed_short_int_Array_0[1][0]) : (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0])))) [L107] EXPR ((double_Array_0[0] - 2.3) > float_Array_0[1]) ? (unsigned_short_int_Array_0[0] == ((unsigned short int) (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[1][0]))) : (unsigned_short_int_Array_0[0] == ((unsigned short int) ((((signed_short_int_Array_0[1][0]) > (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))) ? (signed_short_int_Array_0[1][0]) : (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0])))))))) [L107] EXPR ((float_Array_0[0] / float_Array_0[1]) <= float_Array_0[2]) ? (((double_Array_0[0] - 2.3) > float_Array_0[1]) ? (unsigned_short_int_Array_0[0] == ((unsigned short int) (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[1][0]))) : (unsigned_short_int_Array_0[0] == ((unsigned short int) ((((signed_short_int_Array_0[1][0]) > (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))) ? (signed_short_int_Array_0[1][0]) : (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))))))) : (unsigned_short_int_Array_0[0] == ((unsigned short int) signed_short_int_Array_0[0][0])) [L107] EXPR ((((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[0]) ? (signed_long_int_Array_0[0] == ((signed long int) signed_short_int_Array_0[1][1])) : 1) && (last_1_BOOL_unsigned_char_Array_0_0_ ? (signed_short_int_Array_0[1][1] == ((signed short int) signed_short_int_Array_0[0][1])) : (signed_short_int_Array_0[1][1] == ((signed short int) ((signed_short_int_Array_0[1][0] + 16) - signed_short_int_Array_0[0][0]))))) && ((((signed_short_int_Array_0[1][1] >= unsigned_short_int_Array_0[0]) && BOOL_unsigned_char_Array_0[4]) && BOOL_unsigned_char_Array_0[3]) ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! (BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[1])))))) && (((float_Array_0[0] / float_Array_0[1]) <= float_Array_0[2]) ? (((double_Array_0[0] - 2.3) > float_Array_0[1]) ? (unsigned_short_int_Array_0[0] == ((unsigned short int) (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[1][0]))) : (unsigned_short_int_Array_0[0] == ((unsigned short int) ((((signed_short_int_Array_0[1][0]) > (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))) ? (signed_short_int_Array_0[1][0]) : (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))))))) : (unsigned_short_int_Array_0[0] == ((unsigned short int) signed_short_int_Array_0[0][0]))) [L107-L108] return ((((BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[0]) ? (signed_long_int_Array_0[0] == ((signed long int) signed_short_int_Array_0[1][1])) : 1) && (last_1_BOOL_unsigned_char_Array_0_0_ ? (signed_short_int_Array_0[1][1] == ((signed short int) signed_short_int_Array_0[0][1])) : (signed_short_int_Array_0[1][1] == ((signed short int) ((signed_short_int_Array_0[1][0] + 16) - signed_short_int_Array_0[0][0]))))) && ((((signed_short_int_Array_0[1][1] >= unsigned_short_int_Array_0[0]) && BOOL_unsigned_char_Array_0[4]) && BOOL_unsigned_char_Array_0[3]) ? (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1]))) : (BOOL_unsigned_char_Array_0[0] == ((unsigned char) (! (BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[1])))))) && (((float_Array_0[0] / float_Array_0[1]) <= float_Array_0[2]) ? (((double_Array_0[0] - 2.3) > float_Array_0[1]) ? (unsigned_short_int_Array_0[0] == ((unsigned short int) (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[1][0]))) : (unsigned_short_int_Array_0[0] == ((unsigned short int) ((((signed_short_int_Array_0[1][0]) > (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))) ? (signed_short_int_Array_0[1][0]) : (((((unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) < 0 ) ? -(unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]) : (unsigned_short_int_Array_0[1] - signed_short_int_Array_0[0][0]))))))))) : (unsigned_short_int_Array_0[0] == ((unsigned short int) signed_short_int_Array_0[0][0]))) ; [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, float_Array_0={6:0}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0_=0, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_short_int_Array_0={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.8s, OverallIterations: 1, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=51occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 4.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 88 NumberOfCodeBlocks, 88 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:10:24,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa1f0900915e9d0a4bf98ef205532704c7807bfe3d7587fb7faefc96b22ae06b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:10:27,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:10:27,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:10:27,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:10:27,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:10:27,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:10:27,854 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:10:27,854 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:10:27,855 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:10:27,861 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:10:27,862 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:10:27,862 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:10:27,863 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:10:27,864 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:10:27,865 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:10:27,865 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:10:27,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:10:27,867 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:10:27,867 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:10:27,868 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:10:27,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:10:27,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:10:27,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:10:27,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:10:27,871 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:10:27,871 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:10:27,871 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:10:27,872 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:10:27,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:10:27,873 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:10:27,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:10:27,874 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:10:27,875 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:10:27,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:27,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:10:27,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:10:27,876 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:10:27,876 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:10:27,876 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:27,878 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:10:27,878 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:10:27,878 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:10:27,878 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_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa1f0900915e9d0a4bf98ef205532704c7807bfe3d7587fb7faefc96b22ae06b [2023-11-19 04:10:28,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:10:28,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:10:28,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:10:28,353 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:10:28,353 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:10:28,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-14.i [2023-11-19 04:10:31,508 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:10:31,784 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:10:31,785 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-14.i [2023-11-19 04:10:31,799 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/data/6a9707132/79140ef1864746bb9b4804030c602a25/FLAGbc7506801 [2023-11-19 04:10:31,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/data/6a9707132/79140ef1864746bb9b4804030c602a25 [2023-11-19 04:10:31,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:10:31,818 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:10:31,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:31,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:10:31,825 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:10:31,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:31" (1/1) ... [2023-11-19 04:10:31,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d3d2649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:31, skipping insertion in model container [2023-11-19 04:10:31,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:31" (1/1) ... [2023-11-19 04:10:31,858 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:10:32,013 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_7a86ed85-2496-425f-bb87-9b04655eb756/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-14.i[916,929] [2023-11-19 04:10:32,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:10:32,112 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:10:32,126 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_7a86ed85-2496-425f-bb87-9b04655eb756/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-14.i[916,929] [2023-11-19 04:10:32,200 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:10:32,229 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:10:32,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32 WrapperNode [2023-11-19 04:10:32,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:32,231 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:32,231 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:10:32,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:10:32,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32" (1/1) ... [2023-11-19 04:10:32,290 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32" (1/1) ... [2023-11-19 04:10:32,366 INFO L138 Inliner]: procedures = 39, calls = 188, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 508 [2023-11-19 04:10:32,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:32,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:10:32,384 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:10:32,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:10:32,421 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32" (1/1) ... [2023-11-19 04:10:32,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32" (1/1) ... [2023-11-19 04:10:32,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32" (1/1) ... [2023-11-19 04:10:32,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32" (1/1) ... [2023-11-19 04:10:32,506 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32" (1/1) ... [2023-11-19 04:10:32,512 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32" (1/1) ... [2023-11-19 04:10:32,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32" (1/1) ... [2023-11-19 04:10:32,521 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32" (1/1) ... [2023-11-19 04:10:32,539 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:10:32,540 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:10:32,541 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:10:32,541 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:10:32,546 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32" (1/1) ... [2023-11-19 04:10:32,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:32,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:10:32,581 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:10:32,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:10:32,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:10:32,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 04:10:32,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 04:10:32,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 04:10:32,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 04:10:32,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:10:32,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:10:32,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 04:10:32,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-19 04:10:32,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:10:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 04:10:32,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 04:10:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 04:10:32,648 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:10:32,648 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:10:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:10:32,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:10:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 04:10:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 04:10:32,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:10:32,857 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:10:32,860 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:10:39,606 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:10:39,616 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:10:39,616 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:10:39,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:39 BoogieIcfgContainer [2023-11-19 04:10:39,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:10:39,624 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:10:39,624 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:10:39,627 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:10:39,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:10:31" (1/3) ... [2023-11-19 04:10:39,628 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab5449f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:10:39, skipping insertion in model container [2023-11-19 04:10:39,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:32" (2/3) ... [2023-11-19 04:10:39,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab5449f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:10:39, skipping insertion in model container [2023-11-19 04:10:39,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:39" (3/3) ... [2023-11-19 04:10:39,631 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-14.i [2023-11-19 04:10:39,650 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:10:39,650 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:10:39,704 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:10:39,711 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;@52895c69, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:10:39,712 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:10:39,717 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 104 states have (on average 1.4230769230769231) internal successors, (148), 105 states have internal predecessors, (148), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 04:10:39,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 04:10:39,766 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:39,767 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:39,768 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:39,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:39,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1214119564, now seen corresponding path program 1 times [2023-11-19 04:10:39,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:39,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [482885090] [2023-11-19 04:10:39,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:39,791 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:10:39,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:39,796 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:10:39,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 04:10:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:40,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:10:40,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:40,538 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2023-11-19 04:10:40,542 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:10:40,543 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:10:40,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [482885090] [2023-11-19 04:10:40,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [482885090] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:40,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:10:40,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:10:40,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374011475] [2023-11-19 04:10:40,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:40,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:10:40,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:10:40,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:10:40,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:10:40,606 INFO L87 Difference]: Start difference. First operand has 128 states, 104 states have (on average 1.4230769230769231) internal successors, (148), 105 states have internal predecessors, (148), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 04:10:40,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:10:40,647 INFO L93 Difference]: Finished difference Result 249 states and 395 transitions. [2023-11-19 04:10:40,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:10:40,650 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 168 [2023-11-19 04:10:40,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:10:40,660 INFO L225 Difference]: With dead ends: 249 [2023-11-19 04:10:40,660 INFO L226 Difference]: Without dead ends: 124 [2023-11-19 04:10:40,664 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:10:40,668 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:10:40,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:10:40,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2023-11-19 04:10:40,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2023-11-19 04:10:40,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 101 states have (on average 1.396039603960396) internal successors, (141), 101 states have internal predecessors, (141), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 04:10:40,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 183 transitions. [2023-11-19 04:10:40,723 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 183 transitions. Word has length 168 [2023-11-19 04:10:40,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:10:40,724 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 183 transitions. [2023-11-19 04:10:40,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 04:10:40,724 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 183 transitions. [2023-11-19 04:10:40,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 04:10:40,728 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:40,729 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:40,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:40,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:10:40,939 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:40,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:40,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1352198634, now seen corresponding path program 1 times [2023-11-19 04:10:40,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:40,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [775472900] [2023-11-19 04:10:40,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:40,942 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:10:40,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:40,943 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:10:40,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 04:10:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:41,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:10:41,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:41,705 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 432 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2023-11-19 04:10:41,705 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:10:41,705 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:10:41,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [775472900] [2023-11-19 04:10:41,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [775472900] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:41,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:10:41,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:10:41,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052485854] [2023-11-19 04:10:41,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:41,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:10:41,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:10:41,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:10:41,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:10:41,720 INFO L87 Difference]: Start difference. First operand 124 states and 183 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 04:10:41,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:10:41,854 INFO L93 Difference]: Finished difference Result 251 states and 372 transitions. [2023-11-19 04:10:41,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:10:41,855 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 168 [2023-11-19 04:10:41,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:10:41,864 INFO L225 Difference]: With dead ends: 251 [2023-11-19 04:10:41,864 INFO L226 Difference]: Without dead ends: 130 [2023-11-19 04:10:41,867 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:10:41,868 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 10 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:10:41,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 534 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:10:41,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-11-19 04:10:41,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 126. [2023-11-19 04:10:41,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 103 states have (on average 1.3883495145631068) internal successors, (143), 103 states have internal predecessors, (143), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-19 04:10:41,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 185 transitions. [2023-11-19 04:10:41,905 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 185 transitions. Word has length 168 [2023-11-19 04:10:41,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:10:41,906 INFO L495 AbstractCegarLoop]: Abstraction has 126 states and 185 transitions. [2023-11-19 04:10:41,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 04:10:41,907 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 185 transitions. [2023-11-19 04:10:41,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 04:10:41,918 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:41,919 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:41,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:42,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:10:42,129 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:42,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:42,130 INFO L85 PathProgramCache]: Analyzing trace with hash -214559316, now seen corresponding path program 1 times [2023-11-19 04:10:42,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:42,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [565312081] [2023-11-19 04:10:42,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:42,132 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:10:42,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:42,133 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:10:42,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 04:10:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:42,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:10:42,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:42,787 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 [2023-11-19 04:10:43,751 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-19 04:10:43,751 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:10:43,751 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:10:43,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [565312081] [2023-11-19 04:10:43,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [565312081] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:43,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:10:43,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:10:43,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410529807] [2023-11-19 04:10:43,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:43,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:10:43,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:10:43,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:10:43,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:10:43,755 INFO L87 Difference]: Start difference. First operand 126 states and 185 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-19 04:10:46,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:48,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:10:49,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:10:49,930 INFO L93 Difference]: Finished difference Result 377 states and 553 transitions. [2023-11-19 04:10:49,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 04:10:49,944 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 168 [2023-11-19 04:10:49,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:10:49,947 INFO L225 Difference]: With dead ends: 377 [2023-11-19 04:10:49,947 INFO L226 Difference]: Without dead ends: 254 [2023-11-19 04:10:49,947 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:10:49,948 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 107 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:10:49,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 446 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2023-11-19 04:10:49,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2023-11-19 04:10:49,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 226. [2023-11-19 04:10:49,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 180 states have (on average 1.3666666666666667) internal successors, (246), 180 states have internal predecessors, (246), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-19 04:10:49,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 330 transitions. [2023-11-19 04:10:49,983 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 330 transitions. Word has length 168 [2023-11-19 04:10:49,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:10:49,984 INFO L495 AbstractCegarLoop]: Abstraction has 226 states and 330 transitions. [2023-11-19 04:10:49,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-19 04:10:49,985 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 330 transitions. [2023-11-19 04:10:49,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 04:10:49,987 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:49,988 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:50,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:50,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:10:50,201 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:50,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:50,202 INFO L85 PathProgramCache]: Analyzing trace with hash -348572822, now seen corresponding path program 1 times [2023-11-19 04:10:50,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:50,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1663755391] [2023-11-19 04:10:50,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:50,204 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:10:50,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:50,206 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:10:50,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 04:10:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:50,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:10:50,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:50,768 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-19 04:10:50,768 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:10:50,768 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:10:50,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1663755391] [2023-11-19 04:10:50,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1663755391] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:50,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:10:50,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:10:50,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253366314] [2023-11-19 04:10:50,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:50,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:10:50,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:10:50,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:10:50,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:10:50,778 INFO L87 Difference]: Start difference. First operand 226 states and 330 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-19 04:10:50,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:10:50,870 INFO L93 Difference]: Finished difference Result 381 states and 564 transitions. [2023-11-19 04:10:50,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:10:50,872 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 168 [2023-11-19 04:10:50,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:10:50,880 INFO L225 Difference]: With dead ends: 381 [2023-11-19 04:10:50,880 INFO L226 Difference]: Without dead ends: 234 [2023-11-19 04:10:50,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:10:50,886 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 3 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:10:50,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 531 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:10:50,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2023-11-19 04:10:50,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 232. [2023-11-19 04:10:50,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 186 states have (on average 1.3548387096774193) internal successors, (252), 186 states have internal predecessors, (252), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-19 04:10:50,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 336 transitions. [2023-11-19 04:10:50,930 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 336 transitions. Word has length 168 [2023-11-19 04:10:50,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:10:50,931 INFO L495 AbstractCegarLoop]: Abstraction has 232 states and 336 transitions. [2023-11-19 04:10:50,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-19 04:10:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 336 transitions. [2023-11-19 04:10:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 04:10:50,934 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:50,934 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:50,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:51,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:10:51,144 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:51,144 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:51,145 INFO L85 PathProgramCache]: Analyzing trace with hash 469075628, now seen corresponding path program 1 times [2023-11-19 04:10:51,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:51,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1688685719] [2023-11-19 04:10:51,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:51,146 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:10:51,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:51,148 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:10:51,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 04:10:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:51,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:10:51,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:51,811 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-19 04:10:51,811 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:10:51,811 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:10:51,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1688685719] [2023-11-19 04:10:51,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1688685719] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:51,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:10:51,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:10:51,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428133479] [2023-11-19 04:10:51,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:51,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:10:51,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:10:51,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:10:51,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:10:51,817 INFO L87 Difference]: Start difference. First operand 232 states and 336 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-19 04:10:56,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:10:56,598 INFO L93 Difference]: Finished difference Result 387 states and 566 transitions. [2023-11-19 04:10:56,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 04:10:56,599 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 168 [2023-11-19 04:10:56,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:10:56,602 INFO L225 Difference]: With dead ends: 387 [2023-11-19 04:10:56,602 INFO L226 Difference]: Without dead ends: 234 [2023-11-19 04:10:56,602 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:10:56,603 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 1 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-11-19 04:10:56,604 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 454 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2023-11-19 04:10:56,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2023-11-19 04:10:56,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 234. [2023-11-19 04:10:56,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 188 states have (on average 1.351063829787234) internal successors, (254), 188 states have internal predecessors, (254), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-19 04:10:56,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 338 transitions. [2023-11-19 04:10:56,653 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 338 transitions. Word has length 168 [2023-11-19 04:10:56,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:10:56,655 INFO L495 AbstractCegarLoop]: Abstraction has 234 states and 338 transitions. [2023-11-19 04:10:56,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-19 04:10:56,656 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 338 transitions. [2023-11-19 04:10:56,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-19 04:10:56,658 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:56,659 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:56,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:56,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:10:56,869 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:56,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:56,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1480192878, now seen corresponding path program 1 times [2023-11-19 04:10:56,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:56,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [785441356] [2023-11-19 04:10:56,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:56,870 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:10:56,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:56,871 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:10:56,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 04:10:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:57,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:10:57,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:57,811 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:10:57,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2023-11-19 04:10:57,892 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2023-11-19 04:10:57,892 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:10:57,892 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:10:57,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [785441356] [2023-11-19 04:10:57,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [785441356] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:57,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:10:57,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 04:10:57,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730863191] [2023-11-19 04:10:57,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:57,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 04:10:57,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:10:57,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 04:10:57,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 04:10:57,896 INFO L87 Difference]: Start difference. First operand 234 states and 338 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 04:11:02,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:11:05,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:11:05,389 INFO L93 Difference]: Finished difference Result 450 states and 654 transitions. [2023-11-19 04:11:05,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 04:11:05,390 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 168 [2023-11-19 04:11:05,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:11:05,392 INFO L225 Difference]: With dead ends: 450 [2023-11-19 04:11:05,393 INFO L226 Difference]: Without dead ends: 246 [2023-11-19 04:11:05,394 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-19 04:11:05,394 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 165 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2023-11-19 04:11:05,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 518 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 7.3s Time] [2023-11-19 04:11:05,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2023-11-19 04:11:05,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 234. [2023-11-19 04:11:05,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 188 states have (on average 1.3404255319148937) internal successors, (252), 188 states have internal predecessors, (252), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-19 04:11:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 336 transitions. [2023-11-19 04:11:05,418 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 336 transitions. Word has length 168 [2023-11-19 04:11:05,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:11:05,418 INFO L495 AbstractCegarLoop]: Abstraction has 234 states and 336 transitions. [2023-11-19 04:11:05,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-19 04:11:05,419 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 336 transitions. [2023-11-19 04:11:05,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-19 04:11:05,421 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:11:05,422 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:11:05,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-19 04:11:05,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:11:05,632 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:11:05,632 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:11:05,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1599691980, now seen corresponding path program 1 times [2023-11-19 04:11:05,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:11:05,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [550933917] [2023-11-19 04:11:05,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:11:05,633 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:11:05,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:11:05,634 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:11:05,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a86ed85-2496-425f-bb87-9b04655eb756/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 04:11:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:11:06,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 04:11:06,295 INFO L285 TraceCheckSpWp]: Computing forward predicates...