./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c899d9f75a53a80fe85551911016ababc48d03a22c1656000243377f27dbc4c0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 01:36:49,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 01:36:49,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 01:36:49,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 01:36:49,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 01:36:49,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 01:36:49,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 01:36:49,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 01:36:49,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 01:36:49,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 01:36:49,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 01:36:49,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 01:36:49,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 01:36:49,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 01:36:49,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 01:36:49,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 01:36:49,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 01:36:49,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 01:36:49,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 01:36:49,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 01:36:49,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 01:36:49,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 01:36:49,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 01:36:49,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 01:36:49,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 01:36:49,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 01:36:49,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 01:36:49,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 01:36:49,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 01:36:49,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 01:36:49,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 01:36:49,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 01:36:49,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 01:36:49,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 01:36:49,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 01:36:49,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 01:36:49,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 01:36:49,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 01:36:49,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 01:36:49,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 01:36:49,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 01:36:49,595 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/config/svcomp-Overflow-64bit-Taipan_Default.epf [2021-11-13 01:36:49,645 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 01:36:49,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 01:36:49,647 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 01:36:49,647 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 01:36:49,648 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 01:36:49,648 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 01:36:49,648 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 01:36:49,648 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 01:36:49,648 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 01:36:49,649 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 01:36:49,650 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 01:36:49,650 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 01:36:49,650 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 01:36:49,651 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 01:36:49,651 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 01:36:49,651 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 01:36:49,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 01:36:49,652 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 01:36:49,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 01:36:49,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 01:36:49,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 01:36:49,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 01:36:49,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 01:36:49,653 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 01:36:49,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 01:36:49,654 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 01:36:49,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 01:36:49,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 01:36:49,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 01:36:49,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 01:36:49,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 01:36:49,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 01:36:49,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 01:36:49,655 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 01:36:49,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 01:36:49,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 01:36:49,656 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 01:36:49,656 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 01:36:49,656 INFO L138 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_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c899d9f75a53a80fe85551911016ababc48d03a22c1656000243377f27dbc4c0 [2021-11-13 01:36:49,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 01:36:49,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 01:36:49,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 01:36:49,965 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 01:36:49,965 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 01:36:49,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/basename-2.i [2021-11-13 01:36:50,038 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/data/e65368fb2/536592279da9484f91313b0cd18aaeb7/FLAG3cbb31079 [2021-11-13 01:36:50,647 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 01:36:50,648 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/sv-benchmarks/c/busybox-1.22.0/basename-2.i [2021-11-13 01:36:50,668 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/data/e65368fb2/536592279da9484f91313b0cd18aaeb7/FLAG3cbb31079 [2021-11-13 01:36:50,896 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/data/e65368fb2/536592279da9484f91313b0cd18aaeb7 [2021-11-13 01:36:50,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 01:36:50,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 01:36:50,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 01:36:50,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 01:36:50,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 01:36:50,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:36:50" (1/1) ... [2021-11-13 01:36:50,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f42d61e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:50, skipping insertion in model container [2021-11-13 01:36:50,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:36:50" (1/1) ... [2021-11-13 01:36:50,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 01:36:50,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 01:36:51,662 WARN L228 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_046c3622-a5a1-444a-88b5-9c538e3da1ee/sv-benchmarks/c/busybox-1.22.0/basename-2.i[58078,58091] [2021-11-13 01:36:51,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 01:36:51,732 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 01:36:51,828 WARN L228 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_046c3622-a5a1-444a-88b5-9c538e3da1ee/sv-benchmarks/c/busybox-1.22.0/basename-2.i[58078,58091] [2021-11-13 01:36:51,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 01:36:51,993 INFO L208 MainTranslator]: Completed translation [2021-11-13 01:36:51,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:51 WrapperNode [2021-11-13 01:36:51,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 01:36:51,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 01:36:51,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 01:36:51,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 01:36:52,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:51" (1/1) ... [2021-11-13 01:36:52,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:51" (1/1) ... [2021-11-13 01:36:52,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 01:36:52,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 01:36:52,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 01:36:52,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 01:36:52,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:51" (1/1) ... [2021-11-13 01:36:52,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:51" (1/1) ... [2021-11-13 01:36:52,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:51" (1/1) ... [2021-11-13 01:36:52,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:51" (1/1) ... [2021-11-13 01:36:52,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:51" (1/1) ... [2021-11-13 01:36:52,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:51" (1/1) ... [2021-11-13 01:36:52,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:51" (1/1) ... [2021-11-13 01:36:52,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 01:36:52,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 01:36:52,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 01:36:52,161 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 01:36:52,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:51" (1/1) ... [2021-11-13 01:36:52,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 01:36:52,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 01:36:52,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 01:36:52,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 01:36:52,275 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 01:36:52,276 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 01:36:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 01:36:52,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 01:36:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 01:36:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 01:36:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 01:36:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 01:36:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-11-13 01:36:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 01:36:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 01:36:52,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 01:36:52,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 01:36:53,257 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 01:36:53,257 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-13 01:36:53,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:36:53 BoogieIcfgContainer [2021-11-13 01:36:53,260 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 01:36:53,262 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 01:36:53,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 01:36:53,265 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 01:36:53,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:36:50" (1/3) ... [2021-11-13 01:36:53,266 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21827523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:36:53, skipping insertion in model container [2021-11-13 01:36:53,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:36:51" (2/3) ... [2021-11-13 01:36:53,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21827523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:36:53, skipping insertion in model container [2021-11-13 01:36:53,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:36:53" (3/3) ... [2021-11-13 01:36:53,269 INFO L111 eAbstractionObserver]: Analyzing ICFG basename-2.i [2021-11-13 01:36:53,275 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 01:36:53,275 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 24 error locations. [2021-11-13 01:36:53,321 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 01:36:53,327 INFO L339 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=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 01:36:53,327 INFO L340 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2021-11-13 01:36:53,346 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 58 states have (on average 1.8103448275862069) internal successors, (105), 82 states have internal predecessors, (105), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-13 01:36:53,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 01:36:53,351 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 01:36:53,351 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2021-11-13 01:36:53,352 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2021-11-13 01:36:53,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 01:36:53,357 INFO L85 PathProgramCache]: Analyzing trace with hash 376073, now seen corresponding path program 1 times [2021-11-13 01:36:53,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 01:36:53,367 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144893597] [2021-11-13 01:36:53,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 01:36:53,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 01:36:53,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 01:36:53,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 01:36:53,782 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 01:36:53,783 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144893597] [2021-11-13 01:36:53,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144893597] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 01:36:53,784 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 01:36:53,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-13 01:36:53,787 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981704368] [2021-11-13 01:36:53,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 01:36:53,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 01:36:53,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 01:36:53,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 01:36:53,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 01:36:53,867 INFO L87 Difference]: Start difference. First operand has 86 states, 58 states have (on average 1.8103448275862069) internal successors, (105), 82 states have internal predecessors, (105), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 01:36:54,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 01:36:54,009 INFO L93 Difference]: Finished difference Result 171 states and 217 transitions. [2021-11-13 01:36:54,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 01:36:54,012 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 3 [2021-11-13 01:36:54,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 01:36:54,023 INFO L225 Difference]: With dead ends: 171 [2021-11-13 01:36:54,023 INFO L226 Difference]: Without dead ends: 88 [2021-11-13 01:36:54,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 01:36:54,031 INFO L933 BasicCegarLoop]: 89 mSDtfsCounter, 1 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.28ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.77ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 88.91ms IncrementalHoareTripleChecker+Time [2021-11-13 01:36:54,033 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 176 Invalid, 39 Unknown, 0 Unchecked, 5.77ms Time], IncrementalHoareTripleChecker [2 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 88.91ms Time] [2021-11-13 01:36:54,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-11-13 01:36:54,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2021-11-13 01:36:54,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 61 states have (on average 1.721311475409836) internal successors, (105), 84 states have internal predecessors, (105), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-13 01:36:54,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 109 transitions. [2021-11-13 01:36:54,099 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 109 transitions. Word has length 3 [2021-11-13 01:36:54,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 01:36:54,099 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 109 transitions. [2021-11-13 01:36:54,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 01:36:54,100 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 109 transitions. [2021-11-13 01:36:54,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 01:36:54,101 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 01:36:54,101 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2021-11-13 01:36:54,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 01:36:54,102 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2021-11-13 01:36:54,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 01:36:54,103 INFO L85 PathProgramCache]: Analyzing trace with hash -1681266617, now seen corresponding path program 1 times [2021-11-13 01:36:54,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 01:36:54,108 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985840806] [2021-11-13 01:36:54,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 01:36:54,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 01:36:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 01:36:54,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 01:36:54,270 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 01:36:54,270 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985840806] [2021-11-13 01:36:54,275 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985840806] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 01:36:54,275 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 01:36:54,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 01:36:54,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613289674] [2021-11-13 01:36:54,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 01:36:54,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 01:36:54,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 01:36:54,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 01:36:54,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 01:36:54,281 INFO L87 Difference]: Start difference. First operand 88 states and 109 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 01:36:54,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 01:36:54,378 INFO L93 Difference]: Finished difference Result 88 states and 109 transitions. [2021-11-13 01:36:54,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 01:36:54,379 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-13 01:36:54,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 01:36:54,385 INFO L225 Difference]: With dead ends: 88 [2021-11-13 01:36:54,385 INFO L226 Difference]: Without dead ends: 87 [2021-11-13 01:36:54,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 01:36:54,387 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 2 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.83ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.02ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.46ms IncrementalHoareTripleChecker+Time [2021-11-13 01:36:54,389 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 174 Invalid, 33 Unknown, 0 Unchecked, 5.02ms Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 61.46ms Time] [2021-11-13 01:36:54,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-11-13 01:36:54,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-11-13 01:36:54,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 61 states have (on average 1.7049180327868851) internal successors, (104), 83 states have internal predecessors, (104), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-13 01:36:54,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 108 transitions. [2021-11-13 01:36:54,414 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 108 transitions. Word has length 6 [2021-11-13 01:36:54,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 01:36:54,415 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 108 transitions. [2021-11-13 01:36:54,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 01:36:54,415 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 108 transitions. [2021-11-13 01:36:54,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 01:36:54,416 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 01:36:54,416 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1] [2021-11-13 01:36:54,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 01:36:54,416 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2021-11-13 01:36:54,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 01:36:54,417 INFO L85 PathProgramCache]: Analyzing trace with hash -579657530, now seen corresponding path program 1 times [2021-11-13 01:36:54,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 01:36:54,418 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030198494] [2021-11-13 01:36:54,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 01:36:54,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 01:36:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 01:36:54,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 01:36:54,532 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 01:36:54,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030198494] [2021-11-13 01:36:54,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030198494] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 01:36:54,535 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729937484] [2021-11-13 01:36:54,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 01:36:54,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 01:36:54,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 01:36:54,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 01:36:54,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 01:36:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 01:36:54,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 01:36:54,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 01:36:54,764 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 01:36:54,764 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 01:36:54,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 01:36:54,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1729937484] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 01:36:54,806 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-13 01:36:54,807 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [2] total 5 [2021-11-13 01:36:54,807 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830509143] [2021-11-13 01:36:54,808 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 01:36:54,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 01:36:54,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 01:36:54,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 01:36:54,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-11-13 01:36:54,810 INFO L87 Difference]: Start difference. First operand 87 states and 108 transitions. Second operand has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 01:36:54,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 01:36:54,894 INFO L93 Difference]: Finished difference Result 87 states and 108 transitions. [2021-11-13 01:36:54,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 01:36:54,896 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-13 01:36:54,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 01:36:54,900 INFO L225 Difference]: With dead ends: 87 [2021-11-13 01:36:54,901 INFO L226 Difference]: Without dead ends: 86 [2021-11-13 01:36:54,901 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-11-13 01:36:54,904 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 95 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.72ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.43ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.97ms IncrementalHoareTripleChecker+Time [2021-11-13 01:36:54,906 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [97 Valid, 91 Invalid, 28 Unknown, 0 Unchecked, 2.43ms Time], IncrementalHoareTripleChecker [3 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 59.97ms Time] [2021-11-13 01:36:54,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2021-11-13 01:36:54,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 84. [2021-11-13 01:36:54,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 59 states have (on average 1.7118644067796611) internal successors, (101), 80 states have internal predecessors, (101), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-13 01:36:54,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 105 transitions. [2021-11-13 01:36:54,925 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 105 transitions. Word has length 7 [2021-11-13 01:36:54,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 01:36:54,925 INFO L470 AbstractCegarLoop]: Abstraction has 84 states and 105 transitions. [2021-11-13 01:36:54,925 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 01:36:54,926 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2021-11-13 01:36:54,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 01:36:54,928 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 01:36:54,928 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 01:36:54,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 01:36:55,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 01:36:55,149 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 21 more)] === [2021-11-13 01:36:55,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 01:36:55,150 INFO L85 PathProgramCache]: Analyzing trace with hash 1657220117, now seen corresponding path program 1 times [2021-11-13 01:36:55,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 01:36:55,150 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429868840] [2021-11-13 01:36:55,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 01:36:55,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 01:36:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 01:36:55,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 01:36:55,251 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 01:36:55,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429868840] [2021-11-13 01:36:55,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429868840] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 01:36:55,252 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1286728325] [2021-11-13 01:36:55,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 01:36:55,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 01:36:55,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 01:36:55,256 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 01:36:55,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 01:36:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 01:36:55,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 01:36:55,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 01:36:55,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 01:36:55,455 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 01:36:55,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 01:36:55,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1286728325] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 01:36:55,503 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [320361914] [2021-11-13 01:36:55,524 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-13 01:36:55,524 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 01:36:55,530 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 01:36:55,536 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 01:36:55,536 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 01:36:55,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 01:36:55,614 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 01:36:55,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 01:36:55,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 01:36:55,617 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 01:36:55,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 01:36:55,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-13 01:36:55,618 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 01:36:55,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 01:36:55,620 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-13 01:36:55,626 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 01:36:55,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 01:36:55,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 220 [2021-11-13 01:36:55,644 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 01:36:55,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 01:36:55,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 337 [2021-11-13 01:36:55,674 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 784 [2021-11-13 01:36:55,743 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_27|], 300=[|v_#valid_46|]} [2021-11-13 01:36:55,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:55,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,447 INFO L244 Elim1Store]: Index analysis took 656 ms [2021-11-13 01:36:56,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 93 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 61 [2021-11-13 01:36:56,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 01:36:56,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-13 01:36:56,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 01:36:56,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-13 01:36:56,477 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 01:36:56,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 01:36:56,576 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 01:36:56,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:56,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 01:36:57,698 INFO L244 Elim1Store]: Index analysis took 407 ms [2021-11-13 01:36:58,360 INFO L354 Elim1Store]: treesize reduction 552, result has 5.3 percent of original size [2021-11-13 01:36:58,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 58 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 33 case distinctions, treesize of input 187 treesize of output 186 [2021-11-13 01:36:58,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 01:36:58,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-13 01:36:58,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 01:36:58,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-13 01:36:58,391 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 01:36:58,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 01:36:58,455 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 01:36:58,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 01:36:58,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 01:36:58,688 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: incompatible size at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.ArrayIndexBasedCostEstimation.analyzeCosts(ArrayIndexBasedCostEstimation.java:210) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.ArrayIndexBasedCostEstimation.computeCostEstimation(ArrayIndexBasedCostEstimation.java:166) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.ArrayIndexBasedCostEstimation.(ArrayIndexBasedCostEstimation.java:63) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.computeCostEstimation(ElimStorePlain.java:573) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.doElimAllRec(ElimStorePlain.java:444) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:242) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:402) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:228) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:279) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 01:36:58,691 INFO L158 Benchmark]: Toolchain (without parser) took 7791.24ms. Allocated memory was 123.7MB in the beginning and 153.1MB in the end (delta: 29.4MB). Free memory was 80.4MB in the beginning and 67.0MB in the end (delta: 13.4MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2021-11-13 01:36:58,692 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 100.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 01:36:58,692 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1089.52ms. Allocated memory is still 123.7MB. Free memory was 80.2MB in the beginning and 61.7MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-13 01:36:58,692 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.31ms. Allocated memory is still 123.7MB. Free memory was 61.7MB in the beginning and 57.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 01:36:58,693 INFO L158 Benchmark]: Boogie Preprocessor took 76.83ms. Allocated memory is still 123.7MB. Free memory was 57.5MB in the beginning and 53.9MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 01:36:58,693 INFO L158 Benchmark]: RCFGBuilder took 1100.07ms. Allocated memory was 123.7MB in the beginning and 153.1MB in the end (delta: 29.4MB). Free memory was 53.9MB in the beginning and 86.0MB in the end (delta: -32.2MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2021-11-13 01:36:58,693 INFO L158 Benchmark]: TraceAbstraction took 5429.12ms. Allocated memory is still 153.1MB. Free memory was 86.0MB in the beginning and 67.0MB in the end (delta: 19.0MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2021-11-13 01:36:58,695 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 123.7MB. Free memory is still 100.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1089.52ms. Allocated memory is still 123.7MB. Free memory was 80.2MB in the beginning and 61.7MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.31ms. Allocated memory is still 123.7MB. Free memory was 61.7MB in the beginning and 57.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.83ms. Allocated memory is still 123.7MB. Free memory was 57.5MB in the beginning and 53.9MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1100.07ms. Allocated memory was 123.7MB in the beginning and 153.1MB in the end (delta: 29.4MB). Free memory was 53.9MB in the beginning and 86.0MB in the end (delta: -32.2MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * TraceAbstraction took 5429.12ms. Allocated memory is still 153.1MB. Free memory was 86.0MB in the beginning and 67.0MB in the end (delta: 19.0MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: incompatible size de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: incompatible size: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.ArrayIndexBasedCostEstimation.analyzeCosts(ArrayIndexBasedCostEstimation.java:210) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 01:36:58,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/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 No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_046c3622-a5a1-444a-88b5-9c538e3da1ee/bin/utaipan-vmNK8stdcF/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: incompatible size