./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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_1092ad73-d12b-43ca-910c-4ea64026cf35/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 7c4345916100262b1cd0b4113b1b59f756ce5dadf9baff813b439bdf5b914ae7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:59:58,787 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:59:58,910 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:59:58,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:59:58,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:59:58,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:59:58,940 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:59:58,941 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:59:58,942 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:59:58,947 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:59:58,948 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:59:58,949 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:59:58,949 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:59:58,951 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:59:58,952 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:59:58,952 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:59:58,953 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:59:58,953 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:59:58,954 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:59:58,954 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:59:58,955 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:59:58,955 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:59:58,957 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:59:58,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:59:58,958 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:59:58,958 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:59:58,959 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:59:58,959 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:59:58,959 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:59:58,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:59:58,961 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:59:58,962 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:59:58,962 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:59:58,962 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:59:58,963 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:59:58,963 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:59:58,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:59:58,963 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:59:58,964 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:59:58,964 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:59:58,964 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:59:58,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:59:58,966 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:59:58,966 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:59:58,967 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:59:58,967 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_1092ad73-d12b-43ca-910c-4ea64026cf35/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c4345916100262b1cd0b4113b1b59f756ce5dadf9baff813b439bdf5b914ae7 [2023-11-19 04:59:59,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:59:59,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:59:59,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:59:59,360 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:59:59,361 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:59:59,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i [2023-11-19 05:00:02,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:00:02,709 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:00:02,710 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i [2023-11-19 05:00:02,733 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/data/fbdb774cc/4cf96b224c3041d59d53770d365df5ec/FLAGd20f29e41 [2023-11-19 05:00:02,747 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/data/fbdb774cc/4cf96b224c3041d59d53770d365df5ec [2023-11-19 05:00:02,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:00:02,751 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:00:02,753 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:02,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:00:02,762 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:00:02,763 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:02" (1/1) ... [2023-11-19 05:00:02,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52e83b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:02, skipping insertion in model container [2023-11-19 05:00:02,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:02" (1/1) ... [2023-11-19 05:00:02,798 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:00:02,948 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_1092ad73-d12b-43ca-910c-4ea64026cf35/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i[917,930] [2023-11-19 05:00:03,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:03,027 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:00:03,047 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_1092ad73-d12b-43ca-910c-4ea64026cf35/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i[917,930] [2023-11-19 05:00:03,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:03,116 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:00:03,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03 WrapperNode [2023-11-19 05:00:03,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:03,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:03,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:00:03,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:00:03,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03" (1/1) ... [2023-11-19 05:00:03,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03" (1/1) ... [2023-11-19 05:00:03,185 INFO L138 Inliner]: procedures = 29, calls = 127, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 366 [2023-11-19 05:00:03,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:03,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:00:03,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:00:03,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:00:03,197 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03" (1/1) ... [2023-11-19 05:00:03,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03" (1/1) ... [2023-11-19 05:00:03,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03" (1/1) ... [2023-11-19 05:00:03,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03" (1/1) ... [2023-11-19 05:00:03,221 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03" (1/1) ... [2023-11-19 05:00:03,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03" (1/1) ... [2023-11-19 05:00:03,230 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03" (1/1) ... [2023-11-19 05:00:03,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03" (1/1) ... [2023-11-19 05:00:03,239 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:00:03,240 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:00:03,240 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:00:03,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:00:03,242 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03" (1/1) ... [2023-11-19 05:00:03,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:03,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:00:03,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:00:03,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:00:03,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:00:03,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 05:00:03,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:00:03,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 05:00:03,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:00:03,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 05:00:03,351 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:00:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:00:03,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:00:03,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:00:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:00:03,517 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:00:03,525 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:00:04,264 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:00:05,489 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:00:05,489 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:00:05,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:05 BoogieIcfgContainer [2023-11-19 05:00:05,495 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:00:05,500 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:00:05,501 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:00:05,504 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:00:05,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:00:02" (1/3) ... [2023-11-19 05:00:05,505 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77d49e13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:00:05, skipping insertion in model container [2023-11-19 05:00:05,506 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:03" (2/3) ... [2023-11-19 05:00:05,508 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77d49e13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:00:05, skipping insertion in model container [2023-11-19 05:00:05,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:05" (3/3) ... [2023-11-19 05:00:05,510 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-46.i [2023-11-19 05:00:05,529 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:00:05,530 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:00:05,595 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:00:05,603 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;@1a29f538, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:00:05,604 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:00:05,609 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-19 05:00:05,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 05:00:05,620 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:05,621 INFO L195 NwaCegarLoop]: trace histogram [14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:00:05,621 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:05,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:05,629 INFO L85 PathProgramCache]: Analyzing trace with hash -1091305277, now seen corresponding path program 1 times [2023-11-19 05:00:05,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:00:05,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231093195] [2023-11-19 05:00:05,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:05,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:00:05,865 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:00:05,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1092321494] [2023-11-19 05:00:05,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:05,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:00:05,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:00:05,868 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:00:05,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:00:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:00:07,188 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:00:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:00:08,007 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:00:08,010 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:00:08,011 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:00:08,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:00:08,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:00:08,232 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:00:08,237 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:00:08,336 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short35 could not be translated [2023-11-19 05:00:08,337 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short32 could not be translated [2023-11-19 05:00:08,337 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated [2023-11-19 05:00:08,338 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short36 could not be translated [2023-11-19 05:00:08,339 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated [2023-11-19 05:00:08,339 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-11-19 05:00:08,339 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated [2023-11-19 05:00:08,343 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short36 could not be translated [2023-11-19 05:00:08,343 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short32 could not be translated [2023-11-19 05:00:08,343 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated [2023-11-19 05:00:08,344 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short35 could not be translated [2023-11-19 05:00:08,344 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated [2023-11-19 05:00:08,345 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated [2023-11-19 05:00:08,345 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-11-19 05:00:08,347 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-19 05:00:08,357 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-19 05:00:08,358 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-19 05:00:08,359 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-19 05:00:08,360 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-19 05:00:08,361 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-19 05:00:08,362 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 05:00:08,363 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 05:00:08,364 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 05:00:08,365 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 05:00:08,366 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 05:00:08,367 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-19 05:00:08,376 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 05:00:08,382 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 05:00:08,383 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 05:00:08,384 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 05:00:08,385 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-19 05:00:08,386 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-19 05:00:08,386 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 05:00:08,387 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 05:00:08,388 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-19 05:00:08,388 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-19 05:00:08,389 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 05:00:08,390 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 05:00:08,390 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 05:00:08,391 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-19 05:00:08,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:00:08 BoogieIcfgContainer [2023-11-19 05:00:08,435 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:00:08,436 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:00:08,436 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:00:08,436 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:00:08,437 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:05" (3/4) ... [2023-11-19 05:00:08,440 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:00:08,441 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:00:08,443 INFO L158 Benchmark]: Toolchain (without parser) took 5691.48ms. Allocated memory was 159.4MB in the beginning and 226.5MB in the end (delta: 67.1MB). Free memory was 116.3MB in the beginning and 133.4MB in the end (delta: -17.1MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2023-11-19 05:00:08,444 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory was 69.6MB in the beginning and 69.6MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:00:08,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.95ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 101.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:00:08,452 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.55ms. Allocated memory is still 159.4MB. Free memory was 101.5MB in the beginning and 98.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:00:08,454 INFO L158 Benchmark]: Boogie Preprocessor took 52.62ms. Allocated memory is still 159.4MB. Free memory was 98.3MB in the beginning and 95.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:00:08,454 INFO L158 Benchmark]: RCFGBuilder took 2255.33ms. Allocated memory was 159.4MB in the beginning and 226.5MB in the end (delta: 67.1MB). Free memory was 95.7MB in the beginning and 118.7MB in the end (delta: -23.0MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2023-11-19 05:00:08,456 INFO L158 Benchmark]: TraceAbstraction took 2935.71ms. Allocated memory is still 226.5MB. Free memory was 117.7MB in the beginning and 133.4MB in the end (delta: -15.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:00:08,456 INFO L158 Benchmark]: Witness Printer took 5.89ms. Allocated memory is still 226.5MB. Free memory is still 133.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:00:08,466 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory was 69.6MB in the beginning and 69.6MB in the end (delta: 29.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.95ms. Allocated memory is still 159.4MB. Free memory was 115.9MB in the beginning and 101.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.55ms. Allocated memory is still 159.4MB. Free memory was 101.5MB in the beginning and 98.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.62ms. Allocated memory is still 159.4MB. Free memory was 98.3MB in the beginning and 95.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2255.33ms. Allocated memory was 159.4MB in the beginning and 226.5MB in the end (delta: 67.1MB). Free memory was 95.7MB in the beginning and 118.7MB in the end (delta: -23.0MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2935.71ms. Allocated memory is still 226.5MB. Free memory was 117.7MB in the beginning and 133.4MB in the end (delta: -15.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.89ms. Allocated memory is still 226.5MB. Free memory is still 133.4MB. 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~short35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 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~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 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~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 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~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 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 72, overapproximation of bitwiseOr at line 90. Possible FailurePath: [L35] unsigned char isInitial = 0; [L36-L48] struct WrapperStruct00 WrapperStruct00 = { 1, 31.75, -8, 0, 0, 1, 1, -4, 32, -25, 4 }; [L49] unsigned char* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L50] double* WrapperStruct00_var_1_2_Pointer = &(WrapperStruct00.var_1_2); [L51] signed char* WrapperStruct00_var_1_4_Pointer = &(WrapperStruct00.var_1_4); [L52] unsigned char* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L53] unsigned char* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L54] unsigned char* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L55] unsigned char* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L56] signed short int* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L57] signed short int* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L58] signed char* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L59] signed char* WrapperStruct00_var_1_16_Pointer = &(WrapperStruct00.var_1_16); [L60] unsigned char last_1_WrapperStruct00_var_1_1 = 1; [L61] signed short int last_1_WrapperStruct00_var_1_10 = -4; [L131] isInitial = 1 [L132] FCALL initially() [L133] COND TRUE 1 [L134] CALL updateLastVariables() [L123] EXPR WrapperStruct00.var_1_1 [L123] last_1_WrapperStruct00_var_1_1 = WrapperStruct00.var_1_1 [L124] EXPR WrapperStruct00.var_1_10 [L124] last_1_WrapperStruct00_var_1_10 = WrapperStruct00.var_1_10 [L134] RET updateLastVariables() [L135] CALL updateVariables() [L100] WrapperStruct00.var_1_2 = __VERIFIER_nondet_double() [L101] EXPR WrapperStruct00.var_1_2 [L101] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F [L101] EXPR WrapperStruct00.var_1_2 [L101] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F [L101] EXPR (WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L101] CALL assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L102] WrapperStruct00.var_1_4 = __VERIFIER_nondet_char() [L103] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= -128) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= -128) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L104] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L105] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_4 != 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(WrapperStruct00.var_1_4 != 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L106] WrapperStruct00.var_1_6 = __VERIFIER_nondet_uchar() [L107] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L108] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L109] WrapperStruct00.var_1_7 = __VERIFIER_nondet_uchar() [L110] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L111] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_7 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(WrapperStruct00.var_1_7 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L112] WrapperStruct00.var_1_9 = __VERIFIER_nondet_uchar() [L113] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L113] CALL assume_abort_if_not(WrapperStruct00.var_1_9 >= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(WrapperStruct00.var_1_9 >= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L114] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L114] CALL assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(WrapperStruct00.var_1_9 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L115] WrapperStruct00.var_1_12 = __VERIFIER_nondet_short() [L116] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L116] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= -1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= -1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L117] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L117] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 32766) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 32766) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L118] WrapperStruct00.var_1_16 = __VERIFIER_nondet_char() [L119] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L119] CALL assume_abort_if_not(WrapperStruct00.var_1_16 >= -127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(WrapperStruct00.var_1_16 >= -127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L120] EXPR WrapperStruct00.var_1_16 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L120] CALL assume_abort_if_not(WrapperStruct00.var_1_16 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(WrapperStruct00.var_1_16 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L135] RET updateVariables() [L136] CALL step() [L65] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L65] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L65] COND TRUE last_1_WrapperStruct00_var_1_10 <= ((*(WrapperStruct00_var_1_12_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) [L66] COND TRUE \read(last_1_WrapperStruct00_var_1_1) [L67] EXPR \read(*WrapperStruct00_var_1_16_Pointer) [L67] (*(WrapperStruct00_var_1_13_Pointer)) = (*(WrapperStruct00_var_1_16_Pointer)) [L70] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L70] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L70] EXPR (((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))) [L70] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L70] EXPR (((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))) [L70] signed long int stepLocal_1 = ((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer)))); [L71] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L71] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L71] signed long int stepLocal_0 = (*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer)); [L72] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L72] COND TRUE (- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75 [L73] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L73] COND FALSE !(stepLocal_0 >= (*(WrapperStruct00_var_1_13_Pointer))) [L80] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L80] COND FALSE !((*(WrapperStruct00_var_1_6_Pointer))) [L83] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L83] (*(WrapperStruct00_var_1_1_Pointer)) = (*(WrapperStruct00_var_1_7_Pointer)) [L89] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L89] signed char stepLocal_2 = (*(WrapperStruct00_var_1_13_Pointer)); [L90] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L90] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L90] EXPR (*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer)) [L90] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L90] COND FALSE !((((*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_4_Pointer))) < stepLocal_2) [L93] (*(WrapperStruct00_var_1_10_Pointer)) = 128 [L95] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L95] COND FALSE !(1 == (*(WrapperStruct00_var_1_4_Pointer))) [L136] RET step() [L137] CALL, EXPR property() [L127] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L127] EXPR ((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) [L127] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L127] EXPR ((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) [L127] EXPR (((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1))) && ((1 == (*(WrapperStruct00_var_1_4_Pointer))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_9_Pointer)))) : 1) [L127] EXPR ((((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1))) && ((1 == (*(WrapperStruct00_var_1_4_Pointer))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_9_Pointer)))) : 1)) && (((((*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_4_Pointer))) < (*(WrapperStruct00_var_1_13_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_12_Pointer)) - 256))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) 128))) [L127] EXPR (((((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1))) && ((1 == (*(WrapperStruct00_var_1_4_Pointer))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_9_Pointer)))) : 1)) && (((((*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_4_Pointer))) < (*(WrapperStruct00_var_1_13_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_12_Pointer)) - 256))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) 128)))) && ((last_1_WrapperStruct00_var_1_10 <= ((*(WrapperStruct00_var_1_12_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer)))) ? (last_1_WrapperStruct00_var_1_1 ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_16_Pointer)))) : 1) : 1) [L127-L128] return (((((- (*(WrapperStruct00_var_1_2_Pointer))) >= 16.75) ? ((((*(WrapperStruct00_var_1_13_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer))) >= (*(WrapperStruct00_var_1_13_Pointer))) ? (((((((*(WrapperStruct00_var_1_4_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_4_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) > -32) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 0)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((*(WrapperStruct00_var_1_6_Pointer)) || (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_6_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1)) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_7_Pointer)))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) 1))) && ((1 == (*(WrapperStruct00_var_1_4_Pointer))) ? ((*(WrapperStruct00_var_1_8_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_9_Pointer)))) : 1)) && (((((*(WrapperStruct00_var_1_13_Pointer)) | (*(WrapperStruct00_var_1_13_Pointer))) + (*(WrapperStruct00_var_1_4_Pointer))) < (*(WrapperStruct00_var_1_13_Pointer))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_12_Pointer)) - 256))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((signed short int) 128)))) && ((last_1_WrapperStruct00_var_1_10 <= ((*(WrapperStruct00_var_1_12_Pointer)) / (*(WrapperStruct00_var_1_4_Pointer)))) ? (last_1_WrapperStruct00_var_1_1 ? ((*(WrapperStruct00_var_1_13_Pointer)) == ((signed char) (*(WrapperStruct00_var_1_16_Pointer)))) : 1) : 1) ; [L137] RET, EXPR property() [L137] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:16}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_16_Pointer={4:19}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:9}, WrapperStruct00_var_1_6_Pointer={4:10}, WrapperStruct00_var_1_7_Pointer={4:11}, WrapperStruct00_var_1_8_Pointer={4:12}, WrapperStruct00_var_1_9_Pointer={4:13}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_10=-4, last_1_WrapperStruct00_var_1_1=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 1, TraceHistogramMax: 14, 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=37occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:00:08,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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_1092ad73-d12b-43ca-910c-4ea64026cf35/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 7c4345916100262b1cd0b4113b1b59f756ce5dadf9baff813b439bdf5b914ae7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:00:11,153 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:00:11,294 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:00:11,300 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:00:11,301 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:00:11,349 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:00:11,350 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:00:11,350 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:00:11,352 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:00:11,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:00:11,358 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:00:11,358 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:00:11,359 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:00:11,361 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:00:11,361 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:00:11,362 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:00:11,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:00:11,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:00:11,364 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:00:11,365 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:00:11,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:00:11,367 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:00:11,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:00:11,368 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:00:11,368 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:00:11,369 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:00:11,369 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:00:11,370 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:00:11,370 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:00:11,371 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:00:11,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:00:11,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:00:11,373 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:00:11,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:11,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:00:11,374 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:00:11,375 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:00:11,375 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:00:11,375 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:00:11,376 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:00:11,377 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:00:11,377 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:00:11,377 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_1092ad73-d12b-43ca-910c-4ea64026cf35/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c4345916100262b1cd0b4113b1b59f756ce5dadf9baff813b439bdf5b914ae7 [2023-11-19 05:00:11,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:00:11,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:00:11,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:00:11,848 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:00:11,848 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:00:11,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i [2023-11-19 05:00:15,187 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:00:15,545 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:00:15,546 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i [2023-11-19 05:00:15,557 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/data/c099a530d/01e50450bcca4b38be21171c75a7f9f7/FLAGa239d3480 [2023-11-19 05:00:15,581 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/data/c099a530d/01e50450bcca4b38be21171c75a7f9f7 [2023-11-19 05:00:15,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:00:15,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:00:15,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:15,593 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:00:15,598 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:00:15,599 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:15" (1/1) ... [2023-11-19 05:00:15,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f96daca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:15, skipping insertion in model container [2023-11-19 05:00:15,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:00:15" (1/1) ... [2023-11-19 05:00:15,649 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:00:15,862 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_1092ad73-d12b-43ca-910c-4ea64026cf35/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i[917,930] [2023-11-19 05:00:15,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:16,007 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:00:16,028 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_1092ad73-d12b-43ca-910c-4ea64026cf35/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-46.i[917,930] [2023-11-19 05:00:16,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:00:16,097 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:00:16,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16 WrapperNode [2023-11-19 05:00:16,098 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:00:16,099 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:16,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:00:16,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:00:16,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16" (1/1) ... [2023-11-19 05:00:16,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16" (1/1) ... [2023-11-19 05:00:16,189 INFO L138 Inliner]: procedures = 33, calls = 127, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 342 [2023-11-19 05:00:16,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:00:16,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:00:16,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:00:16,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:00:16,203 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16" (1/1) ... [2023-11-19 05:00:16,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16" (1/1) ... [2023-11-19 05:00:16,214 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16" (1/1) ... [2023-11-19 05:00:16,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16" (1/1) ... [2023-11-19 05:00:16,234 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16" (1/1) ... [2023-11-19 05:00:16,240 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16" (1/1) ... [2023-11-19 05:00:16,250 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16" (1/1) ... [2023-11-19 05:00:16,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16" (1/1) ... [2023-11-19 05:00:16,267 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:00:16,272 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:00:16,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:00:16,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:00:16,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16" (1/1) ... [2023-11-19 05:00:16,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:00:16,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:00:16,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:00:16,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:00:16,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:00:16,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 05:00:16,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 05:00:16,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 05:00:16,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 05:00:16,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:00:16,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-19 05:00:16,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 05:00:16,374 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:00:16,374 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:00:16,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:00:16,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:00:16,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 05:00:16,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 05:00:16,560 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:00:16,563 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:00:17,216 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:00:17,225 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:00:17,226 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:00:17,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:17 BoogieIcfgContainer [2023-11-19 05:00:17,232 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:00:17,236 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:00:17,236 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:00:17,240 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:00:17,240 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:00:15" (1/3) ... [2023-11-19 05:00:17,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2af753d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:00:17, skipping insertion in model container [2023-11-19 05:00:17,241 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:00:16" (2/3) ... [2023-11-19 05:00:17,243 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2af753d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:00:17, skipping insertion in model container [2023-11-19 05:00:17,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:00:17" (3/3) ... [2023-11-19 05:00:17,245 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-46.i [2023-11-19 05:00:17,265 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:00:17,267 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:00:17,329 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:00:17,337 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;@767dafe0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:00:17,337 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:00:17,342 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 76 states have (on average 1.4078947368421053) internal successors, (107), 77 states have internal predecessors, (107), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-19 05:00:17,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-19 05:00:17,363 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:17,364 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:00:17,365 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:17,371 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:17,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1562789831, now seen corresponding path program 1 times [2023-11-19 05:00:17,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:00:17,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [60699936] [2023-11-19 05:00:17,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:17,390 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:17,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:00:17,396 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:00:17,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:00:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:17,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:00:17,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:00:17,822 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2023-11-19 05:00:17,823 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:00:17,824 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:00:17,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [60699936] [2023-11-19 05:00:17,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [60699936] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:00:17,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:00:17,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:00:17,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533991825] [2023-11-19 05:00:17,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:00:17,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:00:17,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:00:17,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:00:17,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:00:17,867 INFO L87 Difference]: Start difference. First operand has 93 states, 76 states have (on average 1.4078947368421053) internal successors, (107), 77 states have internal predecessors, (107), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-19 05:00:17,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:00:17,900 INFO L93 Difference]: Finished difference Result 179 states and 278 transitions. [2023-11-19 05:00:17,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:00:17,902 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2023-11-19 05:00:17,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:00:17,911 INFO L225 Difference]: With dead ends: 179 [2023-11-19 05:00:17,911 INFO L226 Difference]: Without dead ends: 89 [2023-11-19 05:00:17,915 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:00:17,918 INFO L413 NwaCegarLoop]: 128 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, 128 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:00:17,920 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:00:17,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-19 05:00:17,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 05:00:17,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 73 states have (on average 1.36986301369863) internal successors, (100), 73 states have internal predecessors, (100), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-19 05:00:17,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 128 transitions. [2023-11-19 05:00:17,968 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 128 transitions. Word has length 114 [2023-11-19 05:00:17,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:00:17,969 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 128 transitions. [2023-11-19 05:00:17,969 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-19 05:00:17,970 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 128 transitions. [2023-11-19 05:00:17,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-19 05:00:17,973 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:17,974 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:00:17,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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)] Ended with exit code 0 [2023-11-19 05:00:18,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:18,181 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:18,182 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:18,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1549152171, now seen corresponding path program 1 times [2023-11-19 05:00:18,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:00:18,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1047662998] [2023-11-19 05:00:18,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:18,184 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:18,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:00:18,209 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:00:18,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:00:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:18,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 05:00:18,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:00:20,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-19 05:00:20,761 INFO L349 Elim1Store]: treesize reduction 27, result has 28.9 percent of original size [2023-11-19 05:00:20,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2023-11-19 05:00:20,889 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:00:20,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 34 [2023-11-19 05:00:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 05:00:20,928 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:00:20,928 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:00:20,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1047662998] [2023-11-19 05:00:20,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1047662998] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:00:20,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:00:20,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 05:00:20,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016068673] [2023-11-19 05:00:20,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:00:20,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 05:00:20,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:00:20,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 05:00:20,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:00:20,933 INFO L87 Difference]: Start difference. First operand 89 states and 128 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-19 05:00:22,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:00:22,385 INFO L93 Difference]: Finished difference Result 227 states and 327 transitions. [2023-11-19 05:00:22,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 05:00:22,389 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 114 [2023-11-19 05:00:22,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:00:22,392 INFO L225 Difference]: With dead ends: 227 [2023-11-19 05:00:22,392 INFO L226 Difference]: Without dead ends: 141 [2023-11-19 05:00:22,393 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2023-11-19 05:00:22,395 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 258 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-19 05:00:22,396 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 411 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-19 05:00:22,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-19 05:00:22,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 97. [2023-11-19 05:00:22,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 81 states have (on average 1.3703703703703705) internal successors, (111), 81 states have internal predecessors, (111), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-19 05:00:22,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 139 transitions. [2023-11-19 05:00:22,415 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 139 transitions. Word has length 114 [2023-11-19 05:00:22,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:00:22,417 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 139 transitions. [2023-11-19 05:00:22,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-19 05:00:22,418 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 139 transitions. [2023-11-19 05:00:22,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-19 05:00:22,420 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:22,421 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:00:22,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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 05:00:22,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:22,629 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:22,630 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:22,630 INFO L85 PathProgramCache]: Analyzing trace with hash 2135958185, now seen corresponding path program 1 times [2023-11-19 05:00:22,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:00:22,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [723420427] [2023-11-19 05:00:22,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:22,631 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:22,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:00:22,636 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:00:22,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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 05:00:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:23,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 05:00:23,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:00:23,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 12 [2023-11-19 05:00:24,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-11-19 05:00:25,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 31 [2023-11-19 05:00:27,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2023-11-19 05:00:28,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2023-11-19 05:00:29,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 64 [2023-11-19 05:00:31,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 75 [2023-11-19 05:00:33,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 85 [2023-11-19 05:00:33,368 INFO L349 Elim1Store]: treesize reduction 75, result has 12.8 percent of original size [2023-11-19 05:00:33,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 78 treesize of output 102 [2023-11-19 05:00:33,602 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:00:33,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 78 treesize of output 42 [2023-11-19 05:00:33,675 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 236 proven. 96 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 05:00:33,676 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:00:34,800 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:00:34,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [723420427] [2023-11-19 05:00:34,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [723420427] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:00:34,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [735103136] [2023-11-19 05:00:34,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:34,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:00:34,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:00:34,804 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:00:34,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 05:00:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:35,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 05:00:35,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:00:38,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-11-19 05:00:38,895 INFO L349 Elim1Store]: treesize reduction 27, result has 28.9 percent of original size [2023-11-19 05:00:38,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2023-11-19 05:00:39,106 INFO L349 Elim1Store]: treesize reduction 43, result has 25.9 percent of original size [2023-11-19 05:00:39,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 52 [2023-11-19 05:00:39,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 39 [2023-11-19 05:00:39,507 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 05:00:39,507 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:00:39,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [735103136] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:00:39,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 05:00:39,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 19 [2023-11-19 05:00:39,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485170337] [2023-11-19 05:00:39,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:00:39,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 05:00:39,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:00:39,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 05:00:39,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=564, Unknown=0, NotChecked=0, Total=650 [2023-11-19 05:00:39,510 INFO L87 Difference]: Start difference. First operand 97 states and 139 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-19 05:00:41,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:00:41,860 INFO L93 Difference]: Finished difference Result 283 states and 405 transitions. [2023-11-19 05:00:41,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-19 05:00:41,865 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 114 [2023-11-19 05:00:41,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:00:41,868 INFO L225 Difference]: With dead ends: 283 [2023-11-19 05:00:41,868 INFO L226 Difference]: Without dead ends: 189 [2023-11-19 05:00:41,870 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=165, Invalid=1025, Unknown=0, NotChecked=0, Total=1190 [2023-11-19 05:00:41,871 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 301 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 431 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:00:41,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 476 Invalid, 442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 431 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-19 05:00:41,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2023-11-19 05:00:41,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 97. [2023-11-19 05:00:41,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 81 states have (on average 1.3703703703703705) internal successors, (111), 81 states have internal predecessors, (111), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-19 05:00:41,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 139 transitions. [2023-11-19 05:00:41,892 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 139 transitions. Word has length 114 [2023-11-19 05:00:41,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:00:41,894 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 139 transitions. [2023-11-19 05:00:41,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-19 05:00:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 139 transitions. [2023-11-19 05:00:41,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 05:00:41,896 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:41,897 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:00:41,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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 05:00:42,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 05:00:42,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 05:00:42,305 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:42,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:42,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1403551494, now seen corresponding path program 1 times [2023-11-19 05:00:42,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:00:42,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [866729633] [2023-11-19 05:00:42,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:42,307 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:42,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:00:42,309 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:00:42,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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 05:00:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:42,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:00:42,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:00:42,617 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 19 treesize of output 11 [2023-11-19 05:00:42,861 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 05:00:42,861 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:00:42,861 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:00:42,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [866729633] [2023-11-19 05:00:42,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [866729633] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:00:42,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:00:42,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:00:42,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315215310] [2023-11-19 05:00:42,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:00:42,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:00:42,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:00:42,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:00:42,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:00:42,864 INFO L87 Difference]: Start difference. First operand 97 states and 139 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-19 05:00:45,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:00:45,889 INFO L93 Difference]: Finished difference Result 251 states and 359 transitions. [2023-11-19 05:00:45,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:00:45,890 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 116 [2023-11-19 05:00:45,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:00:45,892 INFO L225 Difference]: With dead ends: 251 [2023-11-19 05:00:45,892 INFO L226 Difference]: Without dead ends: 157 [2023-11-19 05:00:45,894 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:00:45,895 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 92 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:00:45,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 369 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-19 05:00:45,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2023-11-19 05:00:45,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 115. [2023-11-19 05:00:45,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 99 states have (on average 1.3838383838383839) internal successors, (137), 99 states have internal predecessors, (137), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-19 05:00:45,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 165 transitions. [2023-11-19 05:00:45,917 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 165 transitions. Word has length 116 [2023-11-19 05:00:45,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:00:45,918 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 165 transitions. [2023-11-19 05:00:45,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-19 05:00:45,918 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 165 transitions. [2023-11-19 05:00:45,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 05:00:45,920 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:45,921 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:00:45,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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 05:00:46,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:46,129 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:46,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:46,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1010524484, now seen corresponding path program 1 times [2023-11-19 05:00:46,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:00:46,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1369342017] [2023-11-19 05:00:46,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:46,130 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:46,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:00:46,132 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:00:46,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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 05:00:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:46,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:00:46,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:00:46,397 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-19 05:00:46,397 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:00:46,398 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:00:46,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1369342017] [2023-11-19 05:00:46,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1369342017] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:00:46,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:00:46,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:00:46,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711288002] [2023-11-19 05:00:46,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:00:46,399 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:00:46,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:00:46,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:00:46,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:00:46,401 INFO L87 Difference]: Start difference. First operand 115 states and 165 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-19 05:00:46,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:00:46,470 INFO L93 Difference]: Finished difference Result 239 states and 344 transitions. [2023-11-19 05:00:46,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:00:46,471 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 116 [2023-11-19 05:00:46,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:00:46,473 INFO L225 Difference]: With dead ends: 239 [2023-11-19 05:00:46,473 INFO L226 Difference]: Without dead ends: 127 [2023-11-19 05:00:46,474 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:00:46,475 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 36 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:00:46,475 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 500 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:00:46,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2023-11-19 05:00:46,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 118. [2023-11-19 05:00:46,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 102 states have (on average 1.3725490196078431) internal successors, (140), 102 states have internal predecessors, (140), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-19 05:00:46,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 168 transitions. [2023-11-19 05:00:46,494 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 168 transitions. Word has length 116 [2023-11-19 05:00:46,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:00:46,495 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 168 transitions. [2023-11-19 05:00:46,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2023-11-19 05:00:46,496 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 168 transitions. [2023-11-19 05:00:46,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 05:00:46,498 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:00:46,498 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:00:46,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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)] Ended with exit code 0 [2023-11-19 05:00:46,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:46,705 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:00:46,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:00:46,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1611552124, now seen corresponding path program 1 times [2023-11-19 05:00:46,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:00:46,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [156956334] [2023-11-19 05:00:46,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:00:46,707 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:00:46,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:00:46,708 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:00:46,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1092ad73-d12b-43ca-910c-4ea64026cf35/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 05:00:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:00:47,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 05:00:47,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:00:47,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 28 [2023-11-19 05:00:50,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42