./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-nzb-file-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/chl-nzb-file-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --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 57b20b3268fa30a07af1365aac59c96531ad2ebea6861c18a1d5dfea8339adbb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:54:14,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:54:14,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:54:14,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:54:14,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:54:14,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:54:14,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:54:14,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:54:14,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:54:14,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:54:14,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:54:14,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:54:14,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:54:14,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:54:14,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:54:14,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:54:14,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:54:14,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:54:14,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:54:14,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:54:14,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:54:14,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:54:14,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:54:14,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:54:14,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:54:14,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:54:14,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:54:14,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:54:14,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:54:14,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:54:14,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:54:14,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:54:14,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:54:14,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:54:14,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:54:14,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:54:14,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:54:14,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:54:14,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:54:14,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:54:14,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:54:14,258 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-19 14:54:14,290 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:54:14,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:54:14,292 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:54:14,292 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:54:14,293 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:54:14,293 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:54:14,293 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:54:14,294 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:54:14,294 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:54:14,294 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:54:14,294 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:54:14,295 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:54:14,295 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:54:14,295 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:54:14,296 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:54:14,296 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:54:14,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:54:14,297 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 14:54:14,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:54:14,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 14:54:14,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:54:14,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:54:14,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:54:14,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:54:14,299 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:54:14,300 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 14:54:14,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:54:14,300 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:54:14,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:54:14,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:54:14,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:54:14,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:54:14,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:54:14,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:54:14,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:54:14,302 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:54:14,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:54:14,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:54:14,303 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:54:14,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:54:14,303 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_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b20b3268fa30a07af1365aac59c96531ad2ebea6861c18a1d5dfea8339adbb [2021-11-19 14:54:14,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:54:14,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:54:14,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:54:14,686 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:54:14,687 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:54:14,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/weaver/chl-nzb-file-subst.wvr.c [2021-11-19 14:54:14,813 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/data/0ca291a9e/f2e98d38b4d544078813cdf8cc13b539/FLAG33f2c06be [2021-11-19 14:54:15,507 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:54:15,508 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/sv-benchmarks/c/weaver/chl-nzb-file-subst.wvr.c [2021-11-19 14:54:15,531 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/data/0ca291a9e/f2e98d38b4d544078813cdf8cc13b539/FLAG33f2c06be [2021-11-19 14:54:15,790 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/data/0ca291a9e/f2e98d38b4d544078813cdf8cc13b539 [2021-11-19 14:54:15,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:54:15,794 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:54:15,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:54:15,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:54:15,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:54:15,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:15" (1/1) ... [2021-11-19 14:54:15,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28888b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:15, skipping insertion in model container [2021-11-19 14:54:15,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:15" (1/1) ... [2021-11-19 14:54:15,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:54:15,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:54:16,175 WARN L230 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_b053f2ac-4357-4e7b-97ed-61630e725679/sv-benchmarks/c/weaver/chl-nzb-file-subst.wvr.c[6501,6514] [2021-11-19 14:54:16,200 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:54:16,220 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:54:16,286 WARN L230 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_b053f2ac-4357-4e7b-97ed-61630e725679/sv-benchmarks/c/weaver/chl-nzb-file-subst.wvr.c[6501,6514] [2021-11-19 14:54:16,311 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:54:16,344 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:54:16,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16 WrapperNode [2021-11-19 14:54:16,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:54:16,346 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:54:16,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:54:16,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:54:16,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16" (1/1) ... [2021-11-19 14:54:16,395 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16" (1/1) ... [2021-11-19 14:54:16,489 INFO L137 Inliner]: procedures = 26, calls = 76, calls flagged for inlining = 28, calls inlined = 42, statements flattened = 646 [2021-11-19 14:54:16,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:54:16,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:54:16,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:54:16,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:54:16,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16" (1/1) ... [2021-11-19 14:54:16,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16" (1/1) ... [2021-11-19 14:54:16,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16" (1/1) ... [2021-11-19 14:54:16,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16" (1/1) ... [2021-11-19 14:54:16,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16" (1/1) ... [2021-11-19 14:54:16,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16" (1/1) ... [2021-11-19 14:54:16,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16" (1/1) ... [2021-11-19 14:54:16,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:54:16,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:54:16,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:54:16,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:54:16,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16" (1/1) ... [2021-11-19 14:54:16,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:54:16,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:54:16,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:54:16,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:54:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:54:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:54:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-19 14:54:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-19 14:54:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-19 14:54:16,702 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-19 14:54:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-19 14:54:16,702 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-19 14:54:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-19 14:54:16,703 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-19 14:54:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 14:54:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:54:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:54:16,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:54:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:54:16,706 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-19 14:54:16,905 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:54:16,921 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:54:18,259 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:54:18,306 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:54:18,306 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-19 14:54:18,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:18 BoogieIcfgContainer [2021-11-19 14:54:18,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:54:18,312 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:54:18,313 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:54:18,317 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:54:18,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:54:15" (1/3) ... [2021-11-19 14:54:18,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a441fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:54:18, skipping insertion in model container [2021-11-19 14:54:18,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:16" (2/3) ... [2021-11-19 14:54:18,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a441fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:54:18, skipping insertion in model container [2021-11-19 14:54:18,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:18" (3/3) ... [2021-11-19 14:54:18,321 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-nzb-file-subst.wvr.c [2021-11-19 14:54:18,327 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-19 14:54:18,327 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:54:18,327 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 14:54:18,327 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-19 14:54:18,416 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,417 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,417 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,417 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,417 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,418 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,418 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,418 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,418 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,419 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,419 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,419 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,419 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,419 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,420 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,420 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,420 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,420 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,420 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,421 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,421 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,421 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,421 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,421 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,422 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,422 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,422 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,422 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,422 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,423 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,423 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,423 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,424 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,424 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,424 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,424 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,425 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,425 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,425 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,425 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,425 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,426 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,426 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,426 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,426 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,426 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,427 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,427 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,427 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,427 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,427 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,428 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,428 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,428 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,428 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,428 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,429 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,429 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,429 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,429 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,430 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,430 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,430 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,430 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,430 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,431 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,431 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,431 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,431 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,431 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,432 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,432 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,432 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,432 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,432 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,433 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,433 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,433 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,433 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,434 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,434 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,434 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,434 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,434 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,435 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,435 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,435 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,435 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,435 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,436 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,436 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,436 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,436 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,436 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,437 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,437 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,437 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,437 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,438 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,438 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,438 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,438 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,439 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,439 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,439 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,439 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,439 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,440 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,440 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,440 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,440 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,441 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,441 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,441 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,441 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,442 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,442 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,442 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,442 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,442 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,443 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,443 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,443 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,443 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,444 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,444 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,444 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,444 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,444 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,445 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,445 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,445 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,445 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,445 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,446 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,446 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,446 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,446 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,446 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,447 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,447 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,447 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,447 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,447 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,448 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,448 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,448 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,448 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,448 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,449 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,449 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,449 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,449 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,449 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,450 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,450 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,450 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,450 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,451 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,451 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,451 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,451 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,451 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,452 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,452 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,452 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,452 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,452 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,453 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,453 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,453 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,453 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,453 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,454 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,454 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,454 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,454 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,454 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,455 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,455 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,455 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,455 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,455 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,456 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,456 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,456 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,456 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,456 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,457 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,457 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,457 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,457 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,457 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,458 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,458 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,458 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,458 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,458 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,459 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,459 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,459 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,459 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,459 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,460 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,460 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,460 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,460 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,461 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,461 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,461 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,461 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,461 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,462 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,462 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,462 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,462 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,462 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,462 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,463 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,463 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,463 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,463 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,464 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,464 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,464 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,464 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,464 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,465 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,465 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,465 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,465 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,465 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,466 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,466 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,466 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,466 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,466 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,467 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,467 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,467 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,467 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,467 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,468 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,468 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,468 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,468 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,468 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,469 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,469 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,469 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,469 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,469 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,470 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,470 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,470 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,470 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,470 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,471 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,471 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,471 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,471 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,471 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,472 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,472 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,472 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,472 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,472 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,473 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,473 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,473 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,473 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,473 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,474 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,474 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,474 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,474 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,474 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,474 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,475 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,475 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,475 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,475 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,475 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,476 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,477 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,478 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,478 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,478 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,478 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,478 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,479 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,479 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,479 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,479 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,479 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,480 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,481 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,481 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,481 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,481 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,481 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,482 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,482 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,482 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,482 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,482 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,483 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,483 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,483 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,483 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,483 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,484 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,484 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,484 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,484 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,484 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,485 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,485 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,485 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,485 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,485 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,486 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,486 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,486 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,486 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,486 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,487 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,487 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,487 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,487 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,487 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,488 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,488 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,488 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,488 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,488 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,489 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,489 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,489 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,489 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,489 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,490 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,490 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,490 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,490 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,490 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,491 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,491 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,491 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,491 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,491 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,492 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,492 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,492 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,492 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,492 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,493 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,493 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,493 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,493 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,493 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,494 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,494 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,494 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,494 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,494 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,494 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,495 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,495 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,495 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,495 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,495 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,496 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,496 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,496 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,496 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,496 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,497 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,497 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,497 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,497 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,497 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,498 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,498 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,498 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,498 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,498 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,499 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,499 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,499 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,499 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,499 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,500 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,500 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,500 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,500 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,500 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,501 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,502 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,503 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,503 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,503 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,503 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,504 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,504 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,504 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,504 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,504 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,505 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,506 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,506 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,506 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,506 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,506 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,506 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,507 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,507 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,507 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,507 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,507 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,508 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,508 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,508 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,508 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,508 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,509 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,509 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,509 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,510 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,510 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,510 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,510 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,510 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,511 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,511 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,511 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,511 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,511 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,512 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,512 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,512 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,512 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,512 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,512 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,513 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,513 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,513 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,513 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,513 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,514 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,514 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,514 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,514 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,514 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,515 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,515 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,515 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,515 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,515 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,516 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,516 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,516 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,516 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,516 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,516 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,517 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,517 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,517 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,517 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,517 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,517 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,518 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,518 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,518 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,518 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,518 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,518 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,519 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,519 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,519 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,519 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,519 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,520 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,520 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,520 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,520 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,520 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,520 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,521 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,521 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,521 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,521 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,521 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,522 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,522 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,522 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,522 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,523 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,523 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,523 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,523 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,523 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,523 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,524 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,524 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,524 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,524 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,524 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,525 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,525 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,525 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,525 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,525 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,526 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,526 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,526 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,526 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,526 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,527 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,527 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,542 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,542 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,542 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,543 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,543 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,543 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,543 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,543 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,543 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,544 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,544 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,544 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,578 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,578 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,579 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,579 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,579 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,579 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,580 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,580 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,580 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,580 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,581 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,581 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,581 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,581 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,582 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,582 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,582 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,582 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,583 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,583 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,583 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,583 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,584 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,584 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,584 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,584 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,585 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,585 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,585 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,585 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,586 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,586 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,586 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,586 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,587 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,587 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,587 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,587 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,588 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,588 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,588 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,588 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,589 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,589 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,589 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,589 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,589 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,590 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,590 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,590 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,590 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,591 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,591 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,591 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,591 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,592 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,592 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,592 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,592 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,593 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,593 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,593 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,593 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,593 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,594 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,595 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,595 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,596 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,596 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,596 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,596 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,597 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,597 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,597 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,597 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,598 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,598 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,598 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,598 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,598 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,599 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,599 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,599 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,599 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,600 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,601 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,602 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,603 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,603 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,603 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,604 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,604 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,604 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,604 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,604 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,605 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,605 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,605 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,605 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,606 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,606 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,606 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,606 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,606 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,607 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,607 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,607 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,607 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,608 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,608 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,608 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,608 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,608 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,609 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,609 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,609 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,609 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,610 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,610 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,610 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,610 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,610 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,611 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,611 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,611 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,611 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,612 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,612 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,612 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,612 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,612 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,613 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,613 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,613 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,613 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,614 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,614 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,614 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,614 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,614 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,615 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,615 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,615 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,615 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,616 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,616 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,616 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,616 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,616 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,617 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,617 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,617 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,617 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,618 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,618 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,618 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,618 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,619 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,619 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,619 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,619 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,620 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,620 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,620 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,620 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,621 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,621 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,621 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,621 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,621 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,622 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,622 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,622 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,622 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,623 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,623 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,623 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,623 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,623 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,624 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,624 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,624 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,624 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,625 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,625 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,625 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,625 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,625 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,626 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,627 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,627 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,627 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,627 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,628 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,629 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,630 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,630 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,630 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,630 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,631 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,632 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,632 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,632 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,632 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,633 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,633 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,633 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,633 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,633 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,634 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,634 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,634 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,634 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,635 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,635 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,635 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,635 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,636 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,636 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,636 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,636 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,637 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,637 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,637 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,637 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,637 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,638 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,639 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,639 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,639 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,639 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,639 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,640 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,640 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,640 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,640 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,641 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,641 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,641 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,641 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,641 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,642 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,642 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,642 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,642 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,644 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,645 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,646 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,647 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,648 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,649 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,654 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,654 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,654 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,654 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,654 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,655 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,655 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,655 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,655 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,655 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,656 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,656 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,656 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,656 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,657 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,657 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,657 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,657 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,657 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,658 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,658 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,658 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,658 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,658 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,659 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,659 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,659 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,659 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,660 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,660 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,660 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,660 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,660 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,661 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,667 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,667 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,667 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,667 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,668 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,668 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,668 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,668 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,669 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,669 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,669 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,669 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,669 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,670 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,670 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,670 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,670 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,671 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,671 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,671 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,671 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,672 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,672 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,672 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,672 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,672 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,673 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,673 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,673 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,673 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,673 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,674 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,674 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,674 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,674 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,675 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,675 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,675 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,675 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,675 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,676 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,676 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,676 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,676 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,677 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,677 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,677 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,677 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,677 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,678 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,678 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,678 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,678 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,679 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,679 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,679 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,679 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,680 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,680 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,680 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,680 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,681 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,681 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,681 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,681 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,681 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,682 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,682 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,682 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,682 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,682 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,683 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,683 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,683 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,683 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,684 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,684 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,684 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,684 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,685 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,685 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,685 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,685 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,685 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,686 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,686 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,686 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,686 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,686 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,687 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,687 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,687 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,687 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,688 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,688 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,688 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,688 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,689 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,689 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,689 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,689 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,689 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,690 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,690 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,690 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,690 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,691 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,691 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,691 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,691 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,692 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,692 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,692 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,692 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,692 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,693 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,693 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,693 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,693 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,693 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,694 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,694 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,694 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,694 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,695 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,695 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,695 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,695 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,695 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,696 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,696 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,696 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,696 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,697 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,697 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,697 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,697 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,698 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,698 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,698 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,698 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,698 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,699 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,699 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,699 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,699 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,700 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,700 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,700 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,700 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,700 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,701 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,701 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,701 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,701 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,701 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,702 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,702 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,702 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,702 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,703 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,703 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,703 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,703 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,704 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,704 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,704 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,704 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,704 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,705 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,705 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,705 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,705 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,705 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,706 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,706 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,706 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,706 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,707 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,707 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,707 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,707 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,707 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,708 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,710 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,711 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,711 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,711 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,711 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,712 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,712 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,712 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,712 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,712 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,713 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,713 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,713 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,713 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,714 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,714 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,714 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,714 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,714 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,715 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,715 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,715 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,715 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,716 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,716 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,716 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,716 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,716 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,717 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,717 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,717 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,717 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,718 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,718 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,718 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,718 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,719 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,719 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,719 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,719 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,720 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,720 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,720 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,720 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,720 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,721 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,721 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,721 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,721 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,722 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,722 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,722 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,722 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,723 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,723 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,723 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,723 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,723 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,724 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,724 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,724 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,724 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,725 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,725 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,725 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,725 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,725 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,726 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,726 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,726 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,726 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,727 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,727 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,727 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,727 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,728 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,728 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,728 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,728 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,728 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,729 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,729 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,729 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,729 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,730 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,730 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,730 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,730 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,730 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,731 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,731 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,731 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,731 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,732 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,732 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,732 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,732 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,732 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,733 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,733 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,733 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,733 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,734 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,734 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,734 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,734 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,734 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,735 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,735 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,735 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,735 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,736 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,736 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,736 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,736 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,737 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,737 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,737 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,737 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,737 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,738 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,738 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,738 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,742 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,742 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,742 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,743 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,743 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,743 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,743 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,744 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,744 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,744 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,744 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,745 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,745 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,745 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,745 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,746 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,746 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,746 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,746 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,746 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,749 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,749 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,749 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,749 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,750 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,750 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,750 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,750 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,754 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,755 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,755 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,755 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,755 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,756 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,756 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,756 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,756 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,756 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,757 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,757 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,757 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,757 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,757 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,758 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,758 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,758 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,758 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,759 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,759 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,759 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,759 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,759 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,760 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,760 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,760 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,760 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,761 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,761 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,761 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,761 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,761 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,762 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,762 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,762 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,762 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,763 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,764 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,765 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,765 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,765 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,765 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,765 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,766 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,766 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,766 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,766 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,767 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,767 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,767 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,767 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,767 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,768 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,768 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,768 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,768 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,768 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,769 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,769 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,769 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,769 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,770 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,770 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,770 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,770 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,771 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,771 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,771 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,771 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,772 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:54:18,776 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-19 14:54:18,835 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:54:18,843 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 [2021-11-19 14:54:18,844 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-19 14:54:18,881 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-19 14:54:18,899 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 770 places, 851 transitions, 1726 flow [2021-11-19 14:54:18,902 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 770 places, 851 transitions, 1726 flow [2021-11-19 14:54:18,904 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 770 places, 851 transitions, 1726 flow [2021-11-19 14:54:19,545 INFO L129 PetriNetUnfolder]: 91/848 cut-off events. [2021-11-19 14:54:19,545 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-11-19 14:54:19,589 INFO L84 FinitePrefix]: Finished finitePrefix Result has 861 conditions, 848 events. 91/848 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 3044 event pairs, 0 based on Foata normal form. 0/756 useless extension candidates. Maximal degree in co-relation 622. Up to 2 conditions per place. [2021-11-19 14:54:19,757 INFO L116 LiptonReduction]: Number of co-enabled transitions 256878 [2021-11-19 14:55:07,878 INFO L131 LiptonReduction]: Checked pairs total: 225085 [2021-11-19 14:55:07,879 INFO L133 LiptonReduction]: Total number of compositions: 1059 [2021-11-19 14:55:07,890 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 52 places, 54 transitions, 132 flow [2021-11-19 14:55:08,008 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1069 states, 1068 states have (on average 3.987827715355805) internal successors, (4259), 1068 states have internal predecessors, (4259), 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) [2021-11-19 14:55:08,016 INFO L276 IsEmpty]: Start isEmpty. Operand has 1069 states, 1068 states have (on average 3.987827715355805) internal successors, (4259), 1068 states have internal predecessors, (4259), 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) [2021-11-19 14:55:08,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-19 14:55:08,055 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:08,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:08,058 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:08,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:08,065 INFO L85 PathProgramCache]: Analyzing trace with hash -969259241, now seen corresponding path program 1 times [2021-11-19 14:55:08,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:08,080 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328791603] [2021-11-19 14:55:08,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:08,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:08,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:08,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:55:08,444 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:08,445 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328791603] [2021-11-19 14:55:08,445 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328791603] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:08,446 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:08,446 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:55:08,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031422828] [2021-11-19 14:55:08,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:08,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:55:08,459 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:08,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:55:08,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:55:08,503 INFO L87 Difference]: Start difference. First operand has 1069 states, 1068 states have (on average 3.987827715355805) internal successors, (4259), 1068 states have internal predecessors, (4259), 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) Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2021-11-19 14:55:08,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:08,777 INFO L93 Difference]: Finished difference Result 1072 states and 4262 transitions. [2021-11-19 14:55:08,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:55:08,781 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 19 [2021-11-19 14:55:08,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:08,842 INFO L225 Difference]: With dead ends: 1072 [2021-11-19 14:55:08,842 INFO L226 Difference]: Without dead ends: 1072 [2021-11-19 14:55:08,853 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:55:08,863 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:08,864 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:55:08,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2021-11-19 14:55:09,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 1072. [2021-11-19 14:55:09,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1072 states, 1071 states have (on average 3.9794584500466854) internal successors, (4262), 1071 states have internal predecessors, (4262), 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) [2021-11-19 14:55:09,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 4262 transitions. [2021-11-19 14:55:09,059 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 4262 transitions. Word has length 19 [2021-11-19 14:55:09,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:09,060 INFO L470 AbstractCegarLoop]: Abstraction has 1072 states and 4262 transitions. [2021-11-19 14:55:09,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2021-11-19 14:55:09,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 4262 transitions. [2021-11-19 14:55:09,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-19 14:55:09,067 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:09,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:09,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-19 14:55:09,068 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:09,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:09,073 INFO L85 PathProgramCache]: Analyzing trace with hash 890956077, now seen corresponding path program 1 times [2021-11-19 14:55:09,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:09,080 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855854228] [2021-11-19 14:55:09,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:09,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:09,282 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-19 14:55:09,283 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:09,283 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855854228] [2021-11-19 14:55:09,283 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855854228] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:55:09,284 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978337675] [2021-11-19 14:55:09,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:09,284 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:55:09,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:55:09,286 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:55:09,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-19 14:55:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:09,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:55:09,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:55:09,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-19 14:55:09,668 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:55:09,757 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-19 14:55:09,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1978337675] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:55:09,758 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [468645012] [2021-11-19 14:55:09,769 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:55:09,773 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:55:09,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 8 [2021-11-19 14:55:09,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473167415] [2021-11-19 14:55:09,775 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:55:09,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 14:55:09,777 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:09,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 14:55:09,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:55:09,779 INFO L87 Difference]: Start difference. First operand 1072 states and 4262 transitions. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 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) [2021-11-19 14:55:10,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:10,120 INFO L93 Difference]: Finished difference Result 1081 states and 4271 transitions. [2021-11-19 14:55:10,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:55:10,121 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 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 22 [2021-11-19 14:55:10,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:10,138 INFO L225 Difference]: With dead ends: 1081 [2021-11-19 14:55:10,138 INFO L226 Difference]: Without dead ends: 1081 [2021-11-19 14:55:10,138 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:55:10,140 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:10,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 288 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:55:10,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1081 states. [2021-11-19 14:55:10,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1081 to 1081. [2021-11-19 14:55:10,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1081 states, 1080 states have (on average 3.9546296296296295) internal successors, (4271), 1080 states have internal predecessors, (4271), 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) [2021-11-19 14:55:10,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 1081 states and 4271 transitions. [2021-11-19 14:55:10,213 INFO L78 Accepts]: Start accepts. Automaton has 1081 states and 4271 transitions. Word has length 22 [2021-11-19 14:55:10,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:10,213 INFO L470 AbstractCegarLoop]: Abstraction has 1081 states and 4271 transitions. [2021-11-19 14:55:10,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 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) [2021-11-19 14:55:10,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 4271 transitions. [2021-11-19 14:55:10,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-19 14:55:10,219 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:10,220 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:10,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:55:10,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:55:10,448 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:10,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:10,448 INFO L85 PathProgramCache]: Analyzing trace with hash 247979671, now seen corresponding path program 2 times [2021-11-19 14:55:10,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:10,449 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458348121] [2021-11-19 14:55:10,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:10,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:10,709 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-19 14:55:10,709 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:10,709 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458348121] [2021-11-19 14:55:10,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458348121] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:55:10,710 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1481618768] [2021-11-19 14:55:10,710 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-19 14:55:10,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:55:10,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:55:10,716 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:55:10,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-19 14:55:10,928 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-19 14:55:10,928 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:55:10,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-19 14:55:10,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:55:13,477 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-19 14:55:13,477 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:55:16,217 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-19 14:55:16,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1481618768] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:16,218 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:55:16,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [7] total 13 [2021-11-19 14:55:16,218 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913049751] [2021-11-19 14:55:16,219 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:16,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 14:55:16,219 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:16,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 14:55:16,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:55:16,221 INFO L87 Difference]: Start difference. First operand 1081 states and 4271 transitions. Second operand has 8 states, 7 states have (on average 5.142857142857143) internal successors, (36), 8 states have internal predecessors, (36), 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) [2021-11-19 14:55:19,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:19,455 INFO L93 Difference]: Finished difference Result 2422 states and 9410 transitions. [2021-11-19 14:55:19,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-19 14:55:19,456 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.142857142857143) internal successors, (36), 8 states have internal predecessors, (36), 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 31 [2021-11-19 14:55:19,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:19,492 INFO L225 Difference]: With dead ends: 2422 [2021-11-19 14:55:19,492 INFO L226 Difference]: Without dead ends: 2415 [2021-11-19 14:55:19,493 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=95, Invalid=285, Unknown=0, NotChecked=0, Total=380 [2021-11-19 14:55:19,497 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 124 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 878 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 878 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:19,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 0 Invalid, 894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 878 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-19 14:55:19,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2415 states. [2021-11-19 14:55:19,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2415 to 1097. [2021-11-19 14:55:19,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1097 states, 1096 states have (on average 3.9333941605839415) internal successors, (4311), 1096 states have internal predecessors, (4311), 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) [2021-11-19 14:55:19,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 4311 transitions. [2021-11-19 14:55:19,608 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 4311 transitions. Word has length 31 [2021-11-19 14:55:19,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:19,609 INFO L470 AbstractCegarLoop]: Abstraction has 1097 states and 4311 transitions. [2021-11-19 14:55:19,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.142857142857143) internal successors, (36), 8 states have internal predecessors, (36), 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) [2021-11-19 14:55:19,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 4311 transitions. [2021-11-19 14:55:19,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-19 14:55:19,617 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:19,617 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:19,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-19 14:55:19,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:55:19,840 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:19,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:19,840 INFO L85 PathProgramCache]: Analyzing trace with hash -899644083, now seen corresponding path program 3 times [2021-11-19 14:55:19,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:19,841 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443484387] [2021-11-19 14:55:19,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:19,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:20,068 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-19 14:55:20,068 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:20,068 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443484387] [2021-11-19 14:55:20,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443484387] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:55:20,069 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1792943415] [2021-11-19 14:55:20,069 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-19 14:55:20,069 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:55:20,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:55:20,077 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:55:20,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-19 14:55:20,255 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-19 14:55:20,255 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:55:20,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-19 14:55:20,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:55:20,448 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-19 14:55:20,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:55:20,613 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-19 14:55:20,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1792943415] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:55:20,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [414264904] [2021-11-19 14:55:20,614 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:55:20,616 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:55:20,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2021-11-19 14:55:20,616 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649249661] [2021-11-19 14:55:20,617 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:55:20,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-19 14:55:20,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:20,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-19 14:55:20,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=166, Unknown=0, NotChecked=0, Total=272 [2021-11-19 14:55:20,621 INFO L87 Difference]: Start difference. First operand 1097 states and 4311 transitions. Second operand has 17 states, 17 states have (on average 2.176470588235294) internal successors, (37), 17 states have internal predecessors, (37), 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) [2021-11-19 14:55:20,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:20,889 INFO L93 Difference]: Finished difference Result 1100 states and 4314 transitions. [2021-11-19 14:55:20,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 14:55:20,890 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.176470588235294) internal successors, (37), 17 states have internal predecessors, (37), 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 31 [2021-11-19 14:55:20,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:20,906 INFO L225 Difference]: With dead ends: 1100 [2021-11-19 14:55:20,906 INFO L226 Difference]: Without dead ends: 1100 [2021-11-19 14:55:20,907 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=106, Invalid=166, Unknown=0, NotChecked=0, Total=272 [2021-11-19 14:55:20,911 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:20,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:55:20,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2021-11-19 14:55:20,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 1100. [2021-11-19 14:55:20,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1100 states, 1099 states have (on average 3.9253867151956325) internal successors, (4314), 1099 states have internal predecessors, (4314), 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) [2021-11-19 14:55:20,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 4314 transitions. [2021-11-19 14:55:20,991 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 4314 transitions. Word has length 31 [2021-11-19 14:55:20,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:20,991 INFO L470 AbstractCegarLoop]: Abstraction has 1100 states and 4314 transitions. [2021-11-19 14:55:20,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.176470588235294) internal successors, (37), 17 states have internal predecessors, (37), 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) [2021-11-19 14:55:20,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 4314 transitions. [2021-11-19 14:55:21,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-19 14:55:21,001 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:21,001 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:21,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-19 14:55:21,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:55:21,215 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:21,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:21,216 INFO L85 PathProgramCache]: Analyzing trace with hash -688839581, now seen corresponding path program 4 times [2021-11-19 14:55:21,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:21,216 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502779361] [2021-11-19 14:55:21,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:21,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:21,905 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:21,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502779361] [2021-11-19 14:55:21,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502779361] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:21,906 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:21,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:55:21,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501698447] [2021-11-19 14:55:21,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:21,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:55:21,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:21,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:55:21,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:55:21,908 INFO L87 Difference]: Start difference. First operand 1100 states and 4314 transitions. Second operand has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-11-19 14:55:22,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:22,742 INFO L93 Difference]: Finished difference Result 1481 states and 5514 transitions. [2021-11-19 14:55:22,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:55:22,743 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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 34 [2021-11-19 14:55:22,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:22,762 INFO L225 Difference]: With dead ends: 1481 [2021-11-19 14:55:22,762 INFO L226 Difference]: Without dead ends: 1474 [2021-11-19 14:55:22,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:55:22,763 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 76 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:22,764 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [76 Valid, 0 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-19 14:55:22,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1474 states. [2021-11-19 14:55:22,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1474 to 1104. [2021-11-19 14:55:22,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1104 states, 1103 states have (on average 3.9174977334542156) internal successors, (4321), 1103 states have internal predecessors, (4321), 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) [2021-11-19 14:55:22,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 4321 transitions. [2021-11-19 14:55:22,833 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 4321 transitions. Word has length 34 [2021-11-19 14:55:22,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:22,834 INFO L470 AbstractCegarLoop]: Abstraction has 1104 states and 4321 transitions. [2021-11-19 14:55:22,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-11-19 14:55:22,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 4321 transitions. [2021-11-19 14:55:22,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-19 14:55:22,840 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:22,840 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:22,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-19 14:55:22,841 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:22,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:22,842 INFO L85 PathProgramCache]: Analyzing trace with hash -266228955, now seen corresponding path program 5 times [2021-11-19 14:55:22,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:22,842 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449475783] [2021-11-19 14:55:22,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:22,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:23,384 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:23,384 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:23,385 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449475783] [2021-11-19 14:55:23,385 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449475783] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:23,385 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:23,385 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:55:23,385 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352415716] [2021-11-19 14:55:23,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:23,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:55:23,386 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:23,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:55:23,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:55:23,387 INFO L87 Difference]: Start difference. First operand 1104 states and 4321 transitions. Second operand has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-11-19 14:55:24,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:24,021 INFO L93 Difference]: Finished difference Result 1241 states and 4664 transitions. [2021-11-19 14:55:24,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:55:24,022 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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 34 [2021-11-19 14:55:24,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:24,038 INFO L225 Difference]: With dead ends: 1241 [2021-11-19 14:55:24,039 INFO L226 Difference]: Without dead ends: 1234 [2021-11-19 14:55:24,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:55:24,040 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 41 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:24,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 0 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 289 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-19 14:55:24,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1234 states. [2021-11-19 14:55:24,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1234 to 1108. [2021-11-19 14:55:24,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1107 states have (on average 3.916892502258356) internal successors, (4336), 1107 states have internal predecessors, (4336), 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) [2021-11-19 14:55:24,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 4336 transitions. [2021-11-19 14:55:24,105 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 4336 transitions. Word has length 34 [2021-11-19 14:55:24,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:24,106 INFO L470 AbstractCegarLoop]: Abstraction has 1108 states and 4336 transitions. [2021-11-19 14:55:24,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-11-19 14:55:24,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 4336 transitions. [2021-11-19 14:55:24,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-19 14:55:24,112 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:24,112 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:24,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-19 14:55:24,113 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:24,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:24,113 INFO L85 PathProgramCache]: Analyzing trace with hash 851764097, now seen corresponding path program 6 times [2021-11-19 14:55:24,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:24,114 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125995591] [2021-11-19 14:55:24,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:24,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:24,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:24,603 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:24,603 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:24,603 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125995591] [2021-11-19 14:55:24,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125995591] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:24,603 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:24,604 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:55:24,604 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063793365] [2021-11-19 14:55:24,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:24,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:55:24,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:24,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:55:24,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:55:24,605 INFO L87 Difference]: Start difference. First operand 1108 states and 4336 transitions. Second operand has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-11-19 14:55:25,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:25,556 INFO L93 Difference]: Finished difference Result 2841 states and 11240 transitions. [2021-11-19 14:55:25,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 14:55:25,557 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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 34 [2021-11-19 14:55:25,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:25,594 INFO L225 Difference]: With dead ends: 2841 [2021-11-19 14:55:25,594 INFO L226 Difference]: Without dead ends: 2834 [2021-11-19 14:55:25,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:55:25,596 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 123 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 371 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:25,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 0 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 371 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-19 14:55:25,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2834 states. [2021-11-19 14:55:25,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2834 to 1110. [2021-11-19 14:55:25,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1110 states, 1109 states have (on average 3.9125338142470696) internal successors, (4339), 1109 states have internal predecessors, (4339), 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) [2021-11-19 14:55:25,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 1110 states and 4339 transitions. [2021-11-19 14:55:25,688 INFO L78 Accepts]: Start accepts. Automaton has 1110 states and 4339 transitions. Word has length 34 [2021-11-19 14:55:25,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:25,689 INFO L470 AbstractCegarLoop]: Abstraction has 1110 states and 4339 transitions. [2021-11-19 14:55:25,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-11-19 14:55:25,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 4339 transitions. [2021-11-19 14:55:25,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-19 14:55:25,694 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:25,694 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:25,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-19 14:55:25,695 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:25,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:25,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1696025893, now seen corresponding path program 7 times [2021-11-19 14:55:25,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:25,696 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88288581] [2021-11-19 14:55:25,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:25,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:26,098 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:26,099 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:26,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88288581] [2021-11-19 14:55:26,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88288581] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:26,099 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:26,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:55:26,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609382246] [2021-11-19 14:55:26,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:26,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:55:26,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:26,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:55:26,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:55:26,101 INFO L87 Difference]: Start difference. First operand 1110 states and 4339 transitions. Second operand has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-11-19 14:55:26,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:26,935 INFO L93 Difference]: Finished difference Result 1829 states and 6966 transitions. [2021-11-19 14:55:26,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:55:26,936 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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 34 [2021-11-19 14:55:26,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:27,003 INFO L225 Difference]: With dead ends: 1829 [2021-11-19 14:55:27,004 INFO L226 Difference]: Without dead ends: 1822 [2021-11-19 14:55:27,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:55:27,005 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 63 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 339 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:27,005 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [63 Valid, 0 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 339 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-19 14:55:27,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1822 states. [2021-11-19 14:55:27,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1822 to 1112. [2021-11-19 14:55:27,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1112 states, 1111 states have (on average 3.9135913591359137) internal successors, (4348), 1111 states have internal predecessors, (4348), 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) [2021-11-19 14:55:27,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 4348 transitions. [2021-11-19 14:55:27,075 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 4348 transitions. Word has length 34 [2021-11-19 14:55:27,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:27,076 INFO L470 AbstractCegarLoop]: Abstraction has 1112 states and 4348 transitions. [2021-11-19 14:55:27,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-11-19 14:55:27,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 4348 transitions. [2021-11-19 14:55:27,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-19 14:55:27,082 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:27,082 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:27,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-19 14:55:27,083 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:27,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:27,084 INFO L85 PathProgramCache]: Analyzing trace with hash -364833909, now seen corresponding path program 8 times [2021-11-19 14:55:27,084 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:27,084 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550697998] [2021-11-19 14:55:27,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:27,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:27,588 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:27,589 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:27,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550697998] [2021-11-19 14:55:27,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550697998] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:27,589 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:27,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:55:27,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680623139] [2021-11-19 14:55:27,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:27,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:55:27,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:27,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:55:27,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:55:27,591 INFO L87 Difference]: Start difference. First operand 1112 states and 4348 transitions. Second operand has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-11-19 14:55:28,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:28,654 INFO L93 Difference]: Finished difference Result 2827 states and 10981 transitions. [2021-11-19 14:55:28,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 14:55:28,655 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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 34 [2021-11-19 14:55:28,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:28,672 INFO L225 Difference]: With dead ends: 2827 [2021-11-19 14:55:28,673 INFO L226 Difference]: Without dead ends: 2820 [2021-11-19 14:55:28,673 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:55:28,674 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 116 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:28,674 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [116 Valid, 0 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-19 14:55:28,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2820 states. [2021-11-19 14:55:28,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2820 to 1112. [2021-11-19 14:55:28,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1112 states, 1111 states have (on average 3.9135913591359137) internal successors, (4348), 1111 states have internal predecessors, (4348), 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) [2021-11-19 14:55:28,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 4348 transitions. [2021-11-19 14:55:28,754 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 4348 transitions. Word has length 34 [2021-11-19 14:55:28,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:28,754 INFO L470 AbstractCegarLoop]: Abstraction has 1112 states and 4348 transitions. [2021-11-19 14:55:28,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.5) internal successors, (22), 5 states have internal predecessors, (22), 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) [2021-11-19 14:55:28,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 4348 transitions. [2021-11-19 14:55:28,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-19 14:55:28,760 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:28,760 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:28,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-19 14:55:28,760 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:28,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:28,761 INFO L85 PathProgramCache]: Analyzing trace with hash 895633433, now seen corresponding path program 1 times [2021-11-19 14:55:28,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:28,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001641343] [2021-11-19 14:55:28,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:28,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:28,824 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:28,824 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:28,825 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001641343] [2021-11-19 14:55:28,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001641343] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:28,825 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:28,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:55:28,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652432027] [2021-11-19 14:55:28,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:28,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:55:28,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:28,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:55:28,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:55:28,827 INFO L87 Difference]: Start difference. First operand 1112 states and 4348 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2021-11-19 14:55:28,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:28,987 INFO L93 Difference]: Finished difference Result 1562 states and 6173 transitions. [2021-11-19 14:55:28,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:55:28,987 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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 35 [2021-11-19 14:55:28,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:28,994 INFO L225 Difference]: With dead ends: 1562 [2021-11-19 14:55:28,995 INFO L226 Difference]: Without dead ends: 1562 [2021-11-19 14:55:28,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:55:28,996 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 27 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:28,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 0 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:55:29,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1562 states. [2021-11-19 14:55:29,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1562 to 1202. [2021-11-19 14:55:29,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1202 states, 1201 states have (on average 3.909242298084929) internal successors, (4695), 1201 states have internal predecessors, (4695), 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) [2021-11-19 14:55:29,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1202 states and 4695 transitions. [2021-11-19 14:55:29,076 INFO L78 Accepts]: Start accepts. Automaton has 1202 states and 4695 transitions. Word has length 35 [2021-11-19 14:55:29,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:29,076 INFO L470 AbstractCegarLoop]: Abstraction has 1202 states and 4695 transitions. [2021-11-19 14:55:29,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2021-11-19 14:55:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 4695 transitions. [2021-11-19 14:55:29,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-19 14:55:29,082 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:29,083 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:29,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-19 14:55:29,083 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:29,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:29,084 INFO L85 PathProgramCache]: Analyzing trace with hash -445575261, now seen corresponding path program 1 times [2021-11-19 14:55:29,084 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:29,084 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088831650] [2021-11-19 14:55:29,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:29,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:29,189 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:29,189 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:29,189 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088831650] [2021-11-19 14:55:29,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088831650] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:29,190 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:29,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:55:29,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610265695] [2021-11-19 14:55:29,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:29,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:55:29,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:29,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:55:29,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:55:29,192 INFO L87 Difference]: Start difference. First operand 1202 states and 4695 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2021-11-19 14:55:29,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:29,362 INFO L93 Difference]: Finished difference Result 1814 states and 7203 transitions. [2021-11-19 14:55:29,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:55:29,362 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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 35 [2021-11-19 14:55:29,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:29,373 INFO L225 Difference]: With dead ends: 1814 [2021-11-19 14:55:29,374 INFO L226 Difference]: Without dead ends: 1814 [2021-11-19 14:55:29,374 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:55:29,375 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 26 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:29,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 0 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:55:29,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1814 states. [2021-11-19 14:55:29,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1814 to 1304. [2021-11-19 14:55:29,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1304 states, 1303 states have (on average 3.8979278587874138) internal successors, (5079), 1303 states have internal predecessors, (5079), 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) [2021-11-19 14:55:29,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 5079 transitions. [2021-11-19 14:55:29,485 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 5079 transitions. Word has length 35 [2021-11-19 14:55:29,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:29,485 INFO L470 AbstractCegarLoop]: Abstraction has 1304 states and 5079 transitions. [2021-11-19 14:55:29,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2021-11-19 14:55:29,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 5079 transitions. [2021-11-19 14:55:29,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-19 14:55:29,492 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:29,492 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:29,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-19 14:55:29,493 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:29,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:29,494 INFO L85 PathProgramCache]: Analyzing trace with hash 866067362, now seen corresponding path program 1 times [2021-11-19 14:55:29,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:29,494 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196835326] [2021-11-19 14:55:29,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:29,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:29,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:29,580 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:29,581 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:29,581 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196835326] [2021-11-19 14:55:29,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196835326] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:29,581 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:29,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:55:29,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147164532] [2021-11-19 14:55:29,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:29,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:55:29,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:29,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:55:29,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:55:29,583 INFO L87 Difference]: Start difference. First operand 1304 states and 5079 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2021-11-19 14:55:29,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:29,768 INFO L93 Difference]: Finished difference Result 1618 states and 6289 transitions. [2021-11-19 14:55:29,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:55:29,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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 35 [2021-11-19 14:55:29,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:29,778 INFO L225 Difference]: With dead ends: 1618 [2021-11-19 14:55:29,779 INFO L226 Difference]: Without dead ends: 1618 [2021-11-19 14:55:29,779 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:55:29,780 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 32 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:29,781 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 0 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:55:29,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1618 states. [2021-11-19 14:55:29,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1618 to 1618. [2021-11-19 14:55:29,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1618 states, 1617 states have (on average 3.889301175015461) internal successors, (6289), 1617 states have internal predecessors, (6289), 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) [2021-11-19 14:55:29,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1618 states and 6289 transitions. [2021-11-19 14:55:29,857 INFO L78 Accepts]: Start accepts. Automaton has 1618 states and 6289 transitions. Word has length 35 [2021-11-19 14:55:29,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:29,858 INFO L470 AbstractCegarLoop]: Abstraction has 1618 states and 6289 transitions. [2021-11-19 14:55:29,858 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2021-11-19 14:55:29,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 6289 transitions. [2021-11-19 14:55:29,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-19 14:55:29,866 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:29,866 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:29,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-19 14:55:29,867 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:29,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:29,868 INFO L85 PathProgramCache]: Analyzing trace with hash 679358617, now seen corresponding path program 1 times [2021-11-19 14:55:29,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:29,868 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134735411] [2021-11-19 14:55:29,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:29,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:30,081 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:55:30,082 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:30,082 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134735411] [2021-11-19 14:55:30,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134735411] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:30,083 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:30,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:55:30,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872220580] [2021-11-19 14:55:30,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:30,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:55:30,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:30,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:55:30,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:55:30,085 INFO L87 Difference]: Start difference. First operand 1618 states and 6289 transitions. Second operand has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-11-19 14:55:30,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:30,362 INFO L93 Difference]: Finished difference Result 1989 states and 7407 transitions. [2021-11-19 14:55:30,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:55:30,363 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 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 36 [2021-11-19 14:55:30,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:30,374 INFO L225 Difference]: With dead ends: 1989 [2021-11-19 14:55:30,375 INFO L226 Difference]: Without dead ends: 1830 [2021-11-19 14:55:30,375 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:55:30,376 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 41 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:30,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 0 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:55:30,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1830 states. [2021-11-19 14:55:30,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1830 to 1678. [2021-11-19 14:55:30,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1678 states, 1677 states have (on average 3.841979725700656) internal successors, (6443), 1677 states have internal predecessors, (6443), 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) [2021-11-19 14:55:30,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1678 states and 6443 transitions. [2021-11-19 14:55:30,461 INFO L78 Accepts]: Start accepts. Automaton has 1678 states and 6443 transitions. Word has length 36 [2021-11-19 14:55:30,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:30,461 INFO L470 AbstractCegarLoop]: Abstraction has 1678 states and 6443 transitions. [2021-11-19 14:55:30,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-11-19 14:55:30,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 6443 transitions. [2021-11-19 14:55:30,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-19 14:55:30,469 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:30,469 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:30,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-19 14:55:30,469 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:30,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:30,470 INFO L85 PathProgramCache]: Analyzing trace with hash -356647971, now seen corresponding path program 2 times [2021-11-19 14:55:30,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:30,470 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705839270] [2021-11-19 14:55:30,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:30,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:30,802 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:55:30,802 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:30,802 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705839270] [2021-11-19 14:55:30,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705839270] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:30,803 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:30,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:55:30,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618509827] [2021-11-19 14:55:30,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:30,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:55:30,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:30,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:55:30,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:55:30,805 INFO L87 Difference]: Start difference. First operand 1678 states and 6443 transitions. Second operand has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-11-19 14:55:31,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:31,119 INFO L93 Difference]: Finished difference Result 1899 states and 7058 transitions. [2021-11-19 14:55:31,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:55:31,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 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 36 [2021-11-19 14:55:31,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:31,129 INFO L225 Difference]: With dead ends: 1899 [2021-11-19 14:55:31,130 INFO L226 Difference]: Without dead ends: 1748 [2021-11-19 14:55:31,130 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:55:31,131 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 59 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:31,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 0 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:55:31,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1748 states. [2021-11-19 14:55:31,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1748 to 1698. [2021-11-19 14:55:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1698 states, 1697 states have (on average 3.8002357100766058) internal successors, (6449), 1697 states have internal predecessors, (6449), 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) [2021-11-19 14:55:31,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1698 states and 6449 transitions. [2021-11-19 14:55:31,249 INFO L78 Accepts]: Start accepts. Automaton has 1698 states and 6449 transitions. Word has length 36 [2021-11-19 14:55:31,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:31,249 INFO L470 AbstractCegarLoop]: Abstraction has 1698 states and 6449 transitions. [2021-11-19 14:55:31,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-11-19 14:55:31,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 6449 transitions. [2021-11-19 14:55:31,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-19 14:55:31,258 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:31,258 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:31,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-19 14:55:31,259 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:31,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:31,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1838710255, now seen corresponding path program 1 times [2021-11-19 14:55:31,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:31,260 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171096103] [2021-11-19 14:55:31,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:31,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:31,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:31,464 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:31,465 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:31,465 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171096103] [2021-11-19 14:55:31,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171096103] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:31,465 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:31,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:55:31,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471801036] [2021-11-19 14:55:31,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:31,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:55:31,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:31,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:55:31,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:55:31,467 INFO L87 Difference]: Start difference. First operand 1698 states and 6449 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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) [2021-11-19 14:55:31,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:31,835 INFO L93 Difference]: Finished difference Result 3142 states and 11982 transitions. [2021-11-19 14:55:31,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:55:31,836 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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 41 [2021-11-19 14:55:31,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:31,854 INFO L225 Difference]: With dead ends: 3142 [2021-11-19 14:55:31,855 INFO L226 Difference]: Without dead ends: 3142 [2021-11-19 14:55:31,855 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:55:31,856 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 49 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:31,857 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 0 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:55:31,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3142 states. [2021-11-19 14:55:31,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3142 to 2242. [2021-11-19 14:55:31,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2242 states, 2241 states have (on average 3.820169567157519) internal successors, (8561), 2241 states have internal predecessors, (8561), 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) [2021-11-19 14:55:31,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 2242 states and 8561 transitions. [2021-11-19 14:55:31,971 INFO L78 Accepts]: Start accepts. Automaton has 2242 states and 8561 transitions. Word has length 41 [2021-11-19 14:55:31,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:31,971 INFO L470 AbstractCegarLoop]: Abstraction has 2242 states and 8561 transitions. [2021-11-19 14:55:31,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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) [2021-11-19 14:55:31,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 8561 transitions. [2021-11-19 14:55:31,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-19 14:55:31,982 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:31,982 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:31,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-19 14:55:31,983 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:31,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:31,983 INFO L85 PathProgramCache]: Analyzing trace with hash 112549019, now seen corresponding path program 2 times [2021-11-19 14:55:31,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:31,984 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282319385] [2021-11-19 14:55:31,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:31,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:32,347 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:32,348 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:32,348 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282319385] [2021-11-19 14:55:32,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282319385] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:32,348 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:32,348 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-19 14:55:32,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592134758] [2021-11-19 14:55:32,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:32,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:55:32,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:32,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:55:32,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:55:32,349 INFO L87 Difference]: Start difference. First operand 2242 states and 8561 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 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) [2021-11-19 14:55:32,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:32,779 INFO L93 Difference]: Finished difference Result 2896 states and 10951 transitions. [2021-11-19 14:55:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:55:32,780 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 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 41 [2021-11-19 14:55:32,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:32,795 INFO L225 Difference]: With dead ends: 2896 [2021-11-19 14:55:32,796 INFO L226 Difference]: Without dead ends: 2896 [2021-11-19 14:55:32,796 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:55:32,797 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 86 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:32,797 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 0 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:55:32,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2896 states. [2021-11-19 14:55:32,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2896 to 2242. [2021-11-19 14:55:32,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2242 states, 2241 states have (on average 3.820169567157519) internal successors, (8561), 2241 states have internal predecessors, (8561), 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) [2021-11-19 14:55:32,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 2242 states and 8561 transitions. [2021-11-19 14:55:32,901 INFO L78 Accepts]: Start accepts. Automaton has 2242 states and 8561 transitions. Word has length 41 [2021-11-19 14:55:32,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:32,902 INFO L470 AbstractCegarLoop]: Abstraction has 2242 states and 8561 transitions. [2021-11-19 14:55:32,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 5 states have internal predecessors, (29), 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) [2021-11-19 14:55:32,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 8561 transitions. [2021-11-19 14:55:32,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-19 14:55:32,912 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:32,912 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:32,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-19 14:55:32,913 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:32,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:32,913 INFO L85 PathProgramCache]: Analyzing trace with hash 366237224, now seen corresponding path program 1 times [2021-11-19 14:55:32,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:32,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665814553] [2021-11-19 14:55:32,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:32,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:33,454 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:55:33,455 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:33,455 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665814553] [2021-11-19 14:55:33,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665814553] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:55:33,455 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:55:33,456 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:55:33,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61327095] [2021-11-19 14:55:33,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:55:33,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:55:33,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:33,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:55:33,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:55:33,458 INFO L87 Difference]: Start difference. First operand 2242 states and 8561 transitions. Second operand has 5 states, 4 states have (on average 7.5) internal successors, (30), 5 states have internal predecessors, (30), 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) [2021-11-19 14:55:33,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:34,000 INFO L93 Difference]: Finished difference Result 2461 states and 9056 transitions. [2021-11-19 14:55:34,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:55:34,001 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 7.5) internal successors, (30), 5 states have internal predecessors, (30), 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 42 [2021-11-19 14:55:34,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:34,015 INFO L225 Difference]: With dead ends: 2461 [2021-11-19 14:55:34,015 INFO L226 Difference]: Without dead ends: 2454 [2021-11-19 14:55:34,016 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:55:34,017 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 64 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:34,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [64 Valid, 0 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-19 14:55:34,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2454 states. [2021-11-19 14:55:34,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2454 to 2290. [2021-11-19 14:55:34,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2290 states, 2289 states have (on average 3.797291393621669) internal successors, (8692), 2289 states have internal predecessors, (8692), 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) [2021-11-19 14:55:34,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 2290 states and 8692 transitions. [2021-11-19 14:55:34,116 INFO L78 Accepts]: Start accepts. Automaton has 2290 states and 8692 transitions. Word has length 42 [2021-11-19 14:55:34,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:34,116 INFO L470 AbstractCegarLoop]: Abstraction has 2290 states and 8692 transitions. [2021-11-19 14:55:34,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 7.5) internal successors, (30), 5 states have internal predecessors, (30), 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) [2021-11-19 14:55:34,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 8692 transitions. [2021-11-19 14:55:34,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-19 14:55:34,127 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:34,127 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:34,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-19 14:55:34,127 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:34,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:34,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1766903246, now seen corresponding path program 2 times [2021-11-19 14:55:34,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:34,128 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170780033] [2021-11-19 14:55:34,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:34,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:34,347 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:34,347 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:34,348 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170780033] [2021-11-19 14:55:34,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170780033] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:55:34,348 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1120361991] [2021-11-19 14:55:34,348 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-19 14:55:34,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:55:34,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:55:34,350 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:55:34,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-19 14:55:34,543 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-19 14:55:34,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:55:34,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-19 14:55:34,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:55:35,005 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:55:35,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 53 [2021-11-19 14:55:35,295 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:35,295 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:55:37,955 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:55:37,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 37 [2021-11-19 14:55:38,090 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:38,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1120361991] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:55:38,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1834638186] [2021-11-19 14:55:38,091 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:55:38,094 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:55:38,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 8, 9] total 19 [2021-11-19 14:55:38,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884040775] [2021-11-19 14:55:38,095 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:55:38,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-19 14:55:38,096 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:38,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-19 14:55:38,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2021-11-19 14:55:38,097 INFO L87 Difference]: Start difference. First operand 2290 states and 8692 transitions. Second operand has 20 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 20 states have internal predecessors, (74), 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) [2021-11-19 14:55:47,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:55:47,032 INFO L93 Difference]: Finished difference Result 7446 states and 28001 transitions. [2021-11-19 14:55:47,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-11-19 14:55:47,033 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 20 states have internal predecessors, (74), 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 42 [2021-11-19 14:55:47,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:55:47,071 INFO L225 Difference]: With dead ends: 7446 [2021-11-19 14:55:47,071 INFO L226 Difference]: Without dead ends: 6706 [2021-11-19 14:55:47,074 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1251 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=754, Invalid=3668, Unknown=0, NotChecked=0, Total=4422 [2021-11-19 14:55:47,075 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 314 mSDsluCounter, 583 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 2242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 910 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:55:47,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [314 Valid, 0 Invalid, 2242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 1318 Invalid, 0 Unknown, 910 Unchecked, 1.7s Time] [2021-11-19 14:55:47,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6706 states. [2021-11-19 14:55:47,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6706 to 4852. [2021-11-19 14:55:47,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4852 states, 4851 states have (on average 3.847247990105133) internal successors, (18663), 4851 states have internal predecessors, (18663), 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) [2021-11-19 14:55:47,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4852 states to 4852 states and 18663 transitions. [2021-11-19 14:55:47,310 INFO L78 Accepts]: Start accepts. Automaton has 4852 states and 18663 transitions. Word has length 42 [2021-11-19 14:55:47,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:55:47,311 INFO L470 AbstractCegarLoop]: Abstraction has 4852 states and 18663 transitions. [2021-11-19 14:55:47,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 20 states have internal predecessors, (74), 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) [2021-11-19 14:55:47,311 INFO L276 IsEmpty]: Start isEmpty. Operand 4852 states and 18663 transitions. [2021-11-19 14:55:47,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-19 14:55:47,334 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:55:47,334 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:55:47,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-19 14:55:47,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-19 14:55:47,547 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:55:47,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:55:47,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1171601048, now seen corresponding path program 3 times [2021-11-19 14:55:47,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:55:47,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079742985] [2021-11-19 14:55:47,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:55:47,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:55:47,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:55:47,840 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:47,840 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:55:47,841 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079742985] [2021-11-19 14:55:47,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079742985] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:55:47,841 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1914908254] [2021-11-19 14:55:47,841 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-19 14:55:47,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:55:47,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:55:47,843 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:55:47,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-19 14:55:48,117 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-19 14:55:48,117 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:55:48,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-19 14:55:48,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:55:48,530 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:55:48,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 53 [2021-11-19 14:55:48,922 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:48,922 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:55:54,288 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:55:54,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 74 [2021-11-19 14:55:54,454 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:55:54,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1914908254] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:55:54,455 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1153732648] [2021-11-19 14:55:54,455 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:55:54,456 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:55:54,459 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 8, 9] total 19 [2021-11-19 14:55:54,460 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027819792] [2021-11-19 14:55:54,460 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:55:54,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-19 14:55:54,461 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:55:54,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-19 14:55:54,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2021-11-19 14:55:54,462 INFO L87 Difference]: Start difference. First operand 4852 states and 18663 transitions. Second operand has 20 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 20 states have internal predecessors, (74), 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) [2021-11-19 14:56:06,254 WARN L227 SmtUtils]: Spent 9.03s on a formula simplification. DAG size of input: 54 DAG size of output: 46 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 14:56:16,010 WARN L227 SmtUtils]: Spent 5.38s on a formula simplification. DAG size of input: 58 DAG size of output: 50 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 14:56:21,597 WARN L227 SmtUtils]: Spent 5.06s on a formula simplification. DAG size of input: 73 DAG size of output: 52 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 14:56:26,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:26,326 INFO L93 Difference]: Finished difference Result 17793 states and 65514 transitions. [2021-11-19 14:56:26,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-11-19 14:56:26,340 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 20 states have internal predecessors, (74), 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 42 [2021-11-19 14:56:26,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:26,414 INFO L225 Difference]: With dead ends: 17793 [2021-11-19 14:56:26,414 INFO L226 Difference]: Without dead ends: 16506 [2021-11-19 14:56:26,417 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 85 SyntacticMatches, 7 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2547 ImplicationChecksByTransitivity, 32.3s TimeCoverageRelationStatistics Valid=1282, Invalid=5858, Unknown=0, NotChecked=0, Total=7140 [2021-11-19 14:56:26,418 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 760 mSDsluCounter, 1186 mSDsCounter, 0 mSdLazyCounter, 4041 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 760 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 5798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 4041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1684 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:26,419 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [760 Valid, 0 Invalid, 5798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 4041 Invalid, 0 Unknown, 1684 Unchecked, 3.8s Time] [2021-11-19 14:56:26,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16506 states. [2021-11-19 14:56:26,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16506 to 8341. [2021-11-19 14:56:26,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8341 states, 8340 states have (on average 3.8339328537170263) internal successors, (31975), 8340 states have internal predecessors, (31975), 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) [2021-11-19 14:56:26,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8341 states to 8341 states and 31975 transitions. [2021-11-19 14:56:26,836 INFO L78 Accepts]: Start accepts. Automaton has 8341 states and 31975 transitions. Word has length 42 [2021-11-19 14:56:26,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:26,837 INFO L470 AbstractCegarLoop]: Abstraction has 8341 states and 31975 transitions. [2021-11-19 14:56:26,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 20 states have internal predecessors, (74), 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) [2021-11-19 14:56:26,837 INFO L276 IsEmpty]: Start isEmpty. Operand 8341 states and 31975 transitions. [2021-11-19 14:56:26,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-19 14:56:26,871 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:26,871 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:26,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-19 14:56:27,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:56:27,091 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:27,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:27,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1600486703, now seen corresponding path program 1 times [2021-11-19 14:56:27,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:27,092 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659058226] [2021-11-19 14:56:27,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:27,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:27,292 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:56:27,293 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:27,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659058226] [2021-11-19 14:56:27,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659058226] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:56:27,293 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:56:27,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:56:27,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901787517] [2021-11-19 14:56:27,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:56:27,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:56:27,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:27,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:56:27,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:56:27,295 INFO L87 Difference]: Start difference. First operand 8341 states and 31975 transitions. Second operand has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 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) [2021-11-19 14:56:27,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:27,568 INFO L93 Difference]: Finished difference Result 8564 states and 32470 transitions. [2021-11-19 14:56:27,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:56:27,569 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 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 42 [2021-11-19 14:56:27,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:27,733 INFO L225 Difference]: With dead ends: 8564 [2021-11-19 14:56:27,733 INFO L226 Difference]: Without dead ends: 8397 [2021-11-19 14:56:27,734 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:56:27,735 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 42 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:27,736 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 0 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:56:27,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8397 states. [2021-11-19 14:56:27,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8397 to 8333. [2021-11-19 14:56:27,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8333 states, 8332 states have (on average 3.8346135381661064) internal successors, (31950), 8332 states have internal predecessors, (31950), 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) [2021-11-19 14:56:28,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8333 states to 8333 states and 31950 transitions. [2021-11-19 14:56:28,035 INFO L78 Accepts]: Start accepts. Automaton has 8333 states and 31950 transitions. Word has length 42 [2021-11-19 14:56:28,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:28,035 INFO L470 AbstractCegarLoop]: Abstraction has 8333 states and 31950 transitions. [2021-11-19 14:56:28,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 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) [2021-11-19 14:56:28,036 INFO L276 IsEmpty]: Start isEmpty. Operand 8333 states and 31950 transitions. [2021-11-19 14:56:28,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-19 14:56:28,065 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:28,065 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:28,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-19 14:56:28,066 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:28,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:28,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1875576813, now seen corresponding path program 2 times [2021-11-19 14:56:28,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:28,067 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130227466] [2021-11-19 14:56:28,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:28,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:28,229 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:56:28,229 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:28,229 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130227466] [2021-11-19 14:56:28,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130227466] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:56:28,230 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [357884105] [2021-11-19 14:56:28,230 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-19 14:56:28,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:56:28,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:56:28,232 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:56:28,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-19 14:56:28,447 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-19 14:56:28,447 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:56:28,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-19 14:56:28,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:56:28,631 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:56:28,632 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:56:28,864 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:56:28,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [357884105] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:56:28,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [884114730] [2021-11-19 14:56:28,866 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:56:28,868 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:56:28,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2021-11-19 14:56:28,869 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359538900] [2021-11-19 14:56:28,869 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:56:28,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:56:28,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:28,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:56:28,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:56:28,871 INFO L87 Difference]: Start difference. First operand 8333 states and 31950 transitions. Second operand has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 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) [2021-11-19 14:56:29,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:29,172 INFO L93 Difference]: Finished difference Result 8402 states and 32085 transitions. [2021-11-19 14:56:29,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:56:29,173 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 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 42 [2021-11-19 14:56:29,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:29,214 INFO L225 Difference]: With dead ends: 8402 [2021-11-19 14:56:29,215 INFO L226 Difference]: Without dead ends: 8247 [2021-11-19 14:56:29,215 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 79 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:56:29,216 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 47 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:29,216 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [47 Valid, 0 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:56:29,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8247 states. [2021-11-19 14:56:29,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8247 to 8205. [2021-11-19 14:56:29,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8205 states, 8204 states have (on average 3.8412969283276452) internal successors, (31514), 8204 states have internal predecessors, (31514), 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) [2021-11-19 14:56:29,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8205 states to 8205 states and 31514 transitions. [2021-11-19 14:56:29,581 INFO L78 Accepts]: Start accepts. Automaton has 8205 states and 31514 transitions. Word has length 42 [2021-11-19 14:56:29,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:29,583 INFO L470 AbstractCegarLoop]: Abstraction has 8205 states and 31514 transitions. [2021-11-19 14:56:29,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 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) [2021-11-19 14:56:29,583 INFO L276 IsEmpty]: Start isEmpty. Operand 8205 states and 31514 transitions. [2021-11-19 14:56:29,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-19 14:56:29,613 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:29,613 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:29,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-11-19 14:56:29,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:56:29,839 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:29,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:29,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1573772928, now seen corresponding path program 4 times [2021-11-19 14:56:29,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:29,840 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305575709] [2021-11-19 14:56:29,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:29,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:30,073 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:56:30,073 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:30,074 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305575709] [2021-11-19 14:56:30,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305575709] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:56:30,074 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:56:30,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:56:30,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331700463] [2021-11-19 14:56:30,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:56:30,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:56:30,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:30,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:56:30,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:56:30,076 INFO L87 Difference]: Start difference. First operand 8205 states and 31514 transitions. Second operand has 5 states, 4 states have (on average 7.5) internal successors, (30), 5 states have internal predecessors, (30), 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) [2021-11-19 14:56:30,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:30,527 INFO L93 Difference]: Finished difference Result 8939 states and 33421 transitions. [2021-11-19 14:56:30,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:56:30,528 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 7.5) internal successors, (30), 5 states have internal predecessors, (30), 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 42 [2021-11-19 14:56:30,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:30,565 INFO L225 Difference]: With dead ends: 8939 [2021-11-19 14:56:30,565 INFO L226 Difference]: Without dead ends: 8862 [2021-11-19 14:56:30,566 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:56:30,567 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 54 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:30,568 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 0 Invalid, 272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:56:30,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8862 states. [2021-11-19 14:56:30,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8862 to 8230. [2021-11-19 14:56:30,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8230 states, 8229 states have (on average 3.8365536517195284) internal successors, (31571), 8229 states have internal predecessors, (31571), 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) [2021-11-19 14:56:30,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8230 states to 8230 states and 31571 transitions. [2021-11-19 14:56:30,851 INFO L78 Accepts]: Start accepts. Automaton has 8230 states and 31571 transitions. Word has length 42 [2021-11-19 14:56:30,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:30,851 INFO L470 AbstractCegarLoop]: Abstraction has 8230 states and 31571 transitions. [2021-11-19 14:56:30,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 7.5) internal successors, (30), 5 states have internal predecessors, (30), 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) [2021-11-19 14:56:30,852 INFO L276 IsEmpty]: Start isEmpty. Operand 8230 states and 31571 transitions. [2021-11-19 14:56:30,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-19 14:56:30,899 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:30,899 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:30,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-19 14:56:30,900 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:30,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:30,900 INFO L85 PathProgramCache]: Analyzing trace with hash -799129895, now seen corresponding path program 1 times [2021-11-19 14:56:30,901 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:30,901 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22176743] [2021-11-19 14:56:30,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:30,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:31,480 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:56:31,480 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:31,480 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22176743] [2021-11-19 14:56:31,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22176743] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:56:31,481 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:56:31,481 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-19 14:56:31,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618195861] [2021-11-19 14:56:31,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:56:31,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:56:31,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:31,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:56:31,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:56:31,486 INFO L87 Difference]: Start difference. First operand 8230 states and 31571 transitions. Second operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 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) [2021-11-19 14:56:31,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:31,993 INFO L93 Difference]: Finished difference Result 8710 states and 32747 transitions. [2021-11-19 14:56:31,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:56:31,994 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 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 43 [2021-11-19 14:56:31,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:32,019 INFO L225 Difference]: With dead ends: 8710 [2021-11-19 14:56:32,019 INFO L226 Difference]: Without dead ends: 8639 [2021-11-19 14:56:32,023 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:56:32,024 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 59 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:32,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 0 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:56:32,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8639 states. [2021-11-19 14:56:32,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8639 to 8230. [2021-11-19 14:56:32,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8230 states, 8229 states have (on average 3.836310608822457) internal successors, (31569), 8229 states have internal predecessors, (31569), 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) [2021-11-19 14:56:32,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8230 states to 8230 states and 31569 transitions. [2021-11-19 14:56:32,328 INFO L78 Accepts]: Start accepts. Automaton has 8230 states and 31569 transitions. Word has length 43 [2021-11-19 14:56:32,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:32,329 INFO L470 AbstractCegarLoop]: Abstraction has 8230 states and 31569 transitions. [2021-11-19 14:56:32,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 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) [2021-11-19 14:56:32,329 INFO L276 IsEmpty]: Start isEmpty. Operand 8230 states and 31569 transitions. [2021-11-19 14:56:32,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-19 14:56:32,359 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:32,360 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:32,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-19 14:56:32,360 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:32,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:32,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1585079365, now seen corresponding path program 2 times [2021-11-19 14:56:32,361 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:32,361 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698342158] [2021-11-19 14:56:32,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:32,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:32,579 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:56:32,579 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:32,580 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698342158] [2021-11-19 14:56:32,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698342158] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:56:32,580 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:56:32,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:56:32,580 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719219603] [2021-11-19 14:56:32,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:56:32,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:56:32,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:32,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:56:32,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:56:32,582 INFO L87 Difference]: Start difference. First operand 8230 states and 31569 transitions. Second operand has 5 states, 4 states have (on average 7.75) internal successors, (31), 5 states have internal predecessors, (31), 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) [2021-11-19 14:56:33,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:33,097 INFO L93 Difference]: Finished difference Result 9940 states and 36241 transitions. [2021-11-19 14:56:33,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:56:33,098 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 7.75) internal successors, (31), 5 states have internal predecessors, (31), 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 43 [2021-11-19 14:56:33,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:33,212 INFO L225 Difference]: With dead ends: 9940 [2021-11-19 14:56:33,212 INFO L226 Difference]: Without dead ends: 9863 [2021-11-19 14:56:33,212 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:56:33,213 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 77 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:33,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [77 Valid, 0 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:56:33,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9863 states. [2021-11-19 14:56:33,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9863 to 8272. [2021-11-19 14:56:33,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8272 states, 8271 states have (on average 3.8304920807641154) internal successors, (31682), 8271 states have internal predecessors, (31682), 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) [2021-11-19 14:56:33,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8272 states to 8272 states and 31682 transitions. [2021-11-19 14:56:33,578 INFO L78 Accepts]: Start accepts. Automaton has 8272 states and 31682 transitions. Word has length 43 [2021-11-19 14:56:33,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:33,579 INFO L470 AbstractCegarLoop]: Abstraction has 8272 states and 31682 transitions. [2021-11-19 14:56:33,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 7.75) internal successors, (31), 5 states have internal predecessors, (31), 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) [2021-11-19 14:56:33,579 INFO L276 IsEmpty]: Start isEmpty. Operand 8272 states and 31682 transitions. [2021-11-19 14:56:33,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-19 14:56:33,612 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:33,613 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:33,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-19 14:56:33,614 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:33,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:33,615 INFO L85 PathProgramCache]: Analyzing trace with hash 343308815, now seen corresponding path program 3 times [2021-11-19 14:56:33,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:33,616 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262931220] [2021-11-19 14:56:33,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:33,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:33,828 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:56:33,829 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:33,829 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262931220] [2021-11-19 14:56:33,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262931220] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:56:33,829 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:56:33,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:56:33,830 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194878887] [2021-11-19 14:56:33,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:56:33,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:56:33,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:33,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:56:33,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:56:33,832 INFO L87 Difference]: Start difference. First operand 8272 states and 31682 transitions. Second operand has 5 states, 4 states have (on average 7.75) internal successors, (31), 5 states have internal predecessors, (31), 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) [2021-11-19 14:56:34,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:34,292 INFO L93 Difference]: Finished difference Result 9486 states and 34983 transitions. [2021-11-19 14:56:34,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:56:34,292 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 7.75) internal successors, (31), 5 states have internal predecessors, (31), 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 43 [2021-11-19 14:56:34,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:34,330 INFO L225 Difference]: With dead ends: 9486 [2021-11-19 14:56:34,331 INFO L226 Difference]: Without dead ends: 9415 [2021-11-19 14:56:34,331 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:56:34,332 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 56 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:34,332 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 0 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:56:34,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9415 states. [2021-11-19 14:56:34,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9415 to 8272. [2021-11-19 14:56:34,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8272 states, 8271 states have (on average 3.8302502720348204) internal successors, (31680), 8271 states have internal predecessors, (31680), 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) [2021-11-19 14:56:34,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8272 states to 8272 states and 31680 transitions. [2021-11-19 14:56:34,626 INFO L78 Accepts]: Start accepts. Automaton has 8272 states and 31680 transitions. Word has length 43 [2021-11-19 14:56:34,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:34,626 INFO L470 AbstractCegarLoop]: Abstraction has 8272 states and 31680 transitions. [2021-11-19 14:56:34,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 7.75) internal successors, (31), 5 states have internal predecessors, (31), 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) [2021-11-19 14:56:34,627 INFO L276 IsEmpty]: Start isEmpty. Operand 8272 states and 31680 transitions. [2021-11-19 14:56:34,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-19 14:56:34,645 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:34,645 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:34,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-19 14:56:34,646 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:34,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:34,646 INFO L85 PathProgramCache]: Analyzing trace with hash -987798662, now seen corresponding path program 1 times [2021-11-19 14:56:34,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:34,647 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422236232] [2021-11-19 14:56:34,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:34,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:35,411 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:56:35,411 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:35,411 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422236232] [2021-11-19 14:56:35,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422236232] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:56:35,412 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [204496293] [2021-11-19 14:56:35,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:35,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:56:35,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:56:35,413 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:56:35,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-19 14:56:35,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:35,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-19 14:56:35,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:56:35,837 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:56:35,837 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:56:36,066 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:56:36,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [204496293] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:56:36,066 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:56:36,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [12] total 18 [2021-11-19 14:56:36,066 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528318181] [2021-11-19 14:56:36,066 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:56:36,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:56:36,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:36,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:56:36,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2021-11-19 14:56:36,068 INFO L87 Difference]: Start difference. First operand 8272 states and 31680 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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) [2021-11-19 14:56:36,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:36,484 INFO L93 Difference]: Finished difference Result 9799 states and 35792 transitions. [2021-11-19 14:56:36,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 14:56:36,485 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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 44 [2021-11-19 14:56:36,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:36,512 INFO L225 Difference]: With dead ends: 9799 [2021-11-19 14:56:36,512 INFO L226 Difference]: Without dead ends: 9489 [2021-11-19 14:56:36,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=317, Unknown=0, NotChecked=0, Total=380 [2021-11-19 14:56:36,513 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 128 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:36,514 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 0 Invalid, 337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:56:36,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9489 states. [2021-11-19 14:56:36,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9489 to 8095. [2021-11-19 14:56:36,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8095 states, 8094 states have (on average 3.8209785025945147) internal successors, (30927), 8094 states have internal predecessors, (30927), 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) [2021-11-19 14:56:36,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8095 states to 8095 states and 30927 transitions. [2021-11-19 14:56:36,780 INFO L78 Accepts]: Start accepts. Automaton has 8095 states and 30927 transitions. Word has length 44 [2021-11-19 14:56:36,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:36,781 INFO L470 AbstractCegarLoop]: Abstraction has 8095 states and 30927 transitions. [2021-11-19 14:56:36,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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) [2021-11-19 14:56:36,781 INFO L276 IsEmpty]: Start isEmpty. Operand 8095 states and 30927 transitions. [2021-11-19 14:56:36,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-19 14:56:36,802 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:36,802 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:36,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-19 14:56:37,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:56:37,002 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:37,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:37,003 INFO L85 PathProgramCache]: Analyzing trace with hash 66087748, now seen corresponding path program 2 times [2021-11-19 14:56:37,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:37,003 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147196391] [2021-11-19 14:56:37,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:37,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:37,510 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:56:37,510 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:37,511 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147196391] [2021-11-19 14:56:37,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147196391] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:56:37,511 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:56:37,511 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:56:37,512 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136023382] [2021-11-19 14:56:37,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:56:37,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:56:37,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:37,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:56:37,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:56:37,513 INFO L87 Difference]: Start difference. First operand 8095 states and 30927 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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) [2021-11-19 14:56:37,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:37,825 INFO L93 Difference]: Finished difference Result 8531 states and 32226 transitions. [2021-11-19 14:56:37,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:56:37,826 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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 44 [2021-11-19 14:56:37,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:37,862 INFO L225 Difference]: With dead ends: 8531 [2021-11-19 14:56:37,862 INFO L226 Difference]: Without dead ends: 8531 [2021-11-19 14:56:37,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:56:37,864 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 50 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:37,864 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 0 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:56:37,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8531 states. [2021-11-19 14:56:38,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8531 to 8282. [2021-11-19 14:56:38,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8282 states, 8281 states have (on average 3.809684820673832) internal successors, (31548), 8281 states have internal predecessors, (31548), 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) [2021-11-19 14:56:38,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8282 states to 8282 states and 31548 transitions. [2021-11-19 14:56:38,151 INFO L78 Accepts]: Start accepts. Automaton has 8282 states and 31548 transitions. Word has length 44 [2021-11-19 14:56:38,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:38,151 INFO L470 AbstractCegarLoop]: Abstraction has 8282 states and 31548 transitions. [2021-11-19 14:56:38,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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) [2021-11-19 14:56:38,152 INFO L276 IsEmpty]: Start isEmpty. Operand 8282 states and 31548 transitions. [2021-11-19 14:56:38,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-19 14:56:38,174 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:38,175 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:38,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-19 14:56:38,175 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:38,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:38,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1558271828, now seen corresponding path program 3 times [2021-11-19 14:56:38,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:38,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651889741] [2021-11-19 14:56:38,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:38,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:38,986 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:56:38,986 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:38,986 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651889741] [2021-11-19 14:56:38,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651889741] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:56:38,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [721090700] [2021-11-19 14:56:38,987 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-19 14:56:38,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:56:38,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:56:38,988 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:56:39,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-19 14:56:39,282 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-19 14:56:39,282 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:56:39,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-19 14:56:39,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:56:39,552 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:56:39,553 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:56:39,738 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:56:39,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [721090700] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:56:39,739 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:56:39,739 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [12] total 17 [2021-11-19 14:56:39,739 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699928389] [2021-11-19 14:56:39,739 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:56:39,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:56:39,740 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:39,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:56:39,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2021-11-19 14:56:39,741 INFO L87 Difference]: Start difference. First operand 8282 states and 31548 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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) [2021-11-19 14:56:40,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:40,148 INFO L93 Difference]: Finished difference Result 10203 states and 36755 transitions. [2021-11-19 14:56:40,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:56:40,149 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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 44 [2021-11-19 14:56:40,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:40,287 INFO L225 Difference]: With dead ends: 10203 [2021-11-19 14:56:40,287 INFO L226 Difference]: Without dead ends: 10046 [2021-11-19 14:56:40,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2021-11-19 14:56:40,288 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 79 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:40,288 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [79 Valid, 0 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:56:40,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10046 states. [2021-11-19 14:56:40,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10046 to 8125. [2021-11-19 14:56:40,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8125 states, 8124 states have (on average 3.836903003446578) internal successors, (31171), 8124 states have internal predecessors, (31171), 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) [2021-11-19 14:56:40,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8125 states to 8125 states and 31171 transitions. [2021-11-19 14:56:40,518 INFO L78 Accepts]: Start accepts. Automaton has 8125 states and 31171 transitions. Word has length 44 [2021-11-19 14:56:40,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:40,519 INFO L470 AbstractCegarLoop]: Abstraction has 8125 states and 31171 transitions. [2021-11-19 14:56:40,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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) [2021-11-19 14:56:40,519 INFO L276 IsEmpty]: Start isEmpty. Operand 8125 states and 31171 transitions. [2021-11-19 14:56:40,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-19 14:56:40,535 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:40,535 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:40,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-19 14:56:40,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-11-19 14:56:40,749 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:40,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:40,750 INFO L85 PathProgramCache]: Analyzing trace with hash -569455875, now seen corresponding path program 1 times [2021-11-19 14:56:40,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:40,750 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947197381] [2021-11-19 14:56:40,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:40,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:41,144 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:56:41,144 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:41,144 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947197381] [2021-11-19 14:56:41,145 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947197381] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:56:41,145 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:56:41,145 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:56:41,145 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856603471] [2021-11-19 14:56:41,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:56:41,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:56:41,146 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:41,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:56:41,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:56:41,147 INFO L87 Difference]: Start difference. First operand 8125 states and 31171 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-11-19 14:56:41,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:41,464 INFO L93 Difference]: Finished difference Result 8355 states and 31758 transitions. [2021-11-19 14:56:41,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:56:41,465 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 45 [2021-11-19 14:56:41,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:41,501 INFO L225 Difference]: With dead ends: 8355 [2021-11-19 14:56:41,501 INFO L226 Difference]: Without dead ends: 8345 [2021-11-19 14:56:41,502 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:56:41,503 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 25 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:41,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 0 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:56:41,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8345 states. [2021-11-19 14:56:41,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8345 to 8121. [2021-11-19 14:56:41,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8121 states, 8120 states have (on average 3.8376847290640392) internal successors, (31162), 8120 states have internal predecessors, (31162), 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) [2021-11-19 14:56:41,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8121 states to 8121 states and 31162 transitions. [2021-11-19 14:56:41,777 INFO L78 Accepts]: Start accepts. Automaton has 8121 states and 31162 transitions. Word has length 45 [2021-11-19 14:56:41,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:41,778 INFO L470 AbstractCegarLoop]: Abstraction has 8121 states and 31162 transitions. [2021-11-19 14:56:41,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-11-19 14:56:41,778 INFO L276 IsEmpty]: Start isEmpty. Operand 8121 states and 31162 transitions. [2021-11-19 14:56:41,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-19 14:56:41,800 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:41,801 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:41,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-19 14:56:41,801 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:41,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:41,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1655589425, now seen corresponding path program 2 times [2021-11-19 14:56:41,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:41,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253446192] [2021-11-19 14:56:41,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:41,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:42,236 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:56:42,236 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:42,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253446192] [2021-11-19 14:56:42,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253446192] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:56:42,237 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:56:42,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:56:42,237 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458841086] [2021-11-19 14:56:42,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:56:42,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:56:42,238 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:42,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:56:42,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:56:42,239 INFO L87 Difference]: Start difference. First operand 8121 states and 31162 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-11-19 14:56:42,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:42,517 INFO L93 Difference]: Finished difference Result 8059 states and 30734 transitions. [2021-11-19 14:56:42,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:56:42,518 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 45 [2021-11-19 14:56:42,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:42,553 INFO L225 Difference]: With dead ends: 8059 [2021-11-19 14:56:42,554 INFO L226 Difference]: Without dead ends: 8059 [2021-11-19 14:56:42,554 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:56:42,555 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 88 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:42,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [88 Valid, 0 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:56:42,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8059 states. [2021-11-19 14:56:42,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8059 to 7811. [2021-11-19 14:56:42,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7811 states, 7810 states have (on average 3.8197183098591547) internal successors, (29832), 7810 states have internal predecessors, (29832), 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) [2021-11-19 14:56:42,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7811 states to 7811 states and 29832 transitions. [2021-11-19 14:56:42,827 INFO L78 Accepts]: Start accepts. Automaton has 7811 states and 29832 transitions. Word has length 45 [2021-11-19 14:56:42,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:42,830 INFO L470 AbstractCegarLoop]: Abstraction has 7811 states and 29832 transitions. [2021-11-19 14:56:42,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-11-19 14:56:42,831 INFO L276 IsEmpty]: Start isEmpty. Operand 7811 states and 29832 transitions. [2021-11-19 14:56:42,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-19 14:56:42,852 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:42,852 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:42,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-19 14:56:42,853 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:42,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:42,853 INFO L85 PathProgramCache]: Analyzing trace with hash 394546979, now seen corresponding path program 3 times [2021-11-19 14:56:42,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:42,854 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109427029] [2021-11-19 14:56:42,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:42,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:43,212 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:56:43,213 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:43,213 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109427029] [2021-11-19 14:56:43,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109427029] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:56:43,213 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:56:43,214 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:56:43,214 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744808349] [2021-11-19 14:56:43,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:56:43,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:56:43,215 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:43,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:56:43,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:56:43,215 INFO L87 Difference]: Start difference. First operand 7811 states and 29832 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-11-19 14:56:43,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:43,513 INFO L93 Difference]: Finished difference Result 7817 states and 29841 transitions. [2021-11-19 14:56:43,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:56:43,514 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 45 [2021-11-19 14:56:43,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:43,550 INFO L225 Difference]: With dead ends: 7817 [2021-11-19 14:56:43,551 INFO L226 Difference]: Without dead ends: 7811 [2021-11-19 14:56:43,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:56:43,553 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 40 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:43,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 0 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:56:43,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7811 states. [2021-11-19 14:56:43,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7811 to 7811. [2021-11-19 14:56:43,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7811 states, 7810 states have (on average 3.8189500640204868) internal successors, (29826), 7810 states have internal predecessors, (29826), 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) [2021-11-19 14:56:43,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7811 states to 7811 states and 29826 transitions. [2021-11-19 14:56:43,851 INFO L78 Accepts]: Start accepts. Automaton has 7811 states and 29826 transitions. Word has length 45 [2021-11-19 14:56:43,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:43,852 INFO L470 AbstractCegarLoop]: Abstraction has 7811 states and 29826 transitions. [2021-11-19 14:56:43,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-11-19 14:56:43,852 INFO L276 IsEmpty]: Start isEmpty. Operand 7811 states and 29826 transitions. [2021-11-19 14:56:43,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-19 14:56:43,873 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:43,874 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:43,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-19 14:56:43,874 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:43,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:43,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1638445232, now seen corresponding path program 1 times [2021-11-19 14:56:43,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:43,875 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881755534] [2021-11-19 14:56:43,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:43,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:44,501 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:56:44,501 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:44,501 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881755534] [2021-11-19 14:56:44,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881755534] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:56:44,502 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1037425754] [2021-11-19 14:56:44,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:44,502 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:56:44,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:56:44,507 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:56:44,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-19 14:56:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:44,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-19 14:56:44,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:56:45,050 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:56:45,051 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:56:45,177 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-19 14:56:45,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 14 [2021-11-19 14:56:45,245 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:56:45,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1037425754] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:56:45,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [606794959] [2021-11-19 14:56:45,246 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:56:45,247 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:56:45,248 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 6, 6] total 23 [2021-11-19 14:56:45,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921991478] [2021-11-19 14:56:45,248 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:56:45,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-19 14:56:45,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:45,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-19 14:56:45,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=428, Unknown=0, NotChecked=0, Total=506 [2021-11-19 14:56:45,250 INFO L87 Difference]: Start difference. First operand 7811 states and 29826 transitions. Second operand has 23 states, 23 states have (on average 4.304347826086956) internal successors, (99), 23 states have internal predecessors, (99), 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) [2021-11-19 14:56:51,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:51,054 INFO L93 Difference]: Finished difference Result 27216 states and 103191 transitions. [2021-11-19 14:56:51,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-11-19 14:56:51,054 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 4.304347826086956) internal successors, (99), 23 states have internal predecessors, (99), 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 50 [2021-11-19 14:56:51,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:51,156 INFO L225 Difference]: With dead ends: 27216 [2021-11-19 14:56:51,156 INFO L226 Difference]: Without dead ends: 26795 [2021-11-19 14:56:51,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 861 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=952, Invalid=2954, Unknown=0, NotChecked=0, Total=3906 [2021-11-19 14:56:51,159 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 941 mSDsluCounter, 916 mSDsCounter, 0 mSdLazyCounter, 3353 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 3353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:51,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [941 Valid, 0 Invalid, 3511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 3353 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2021-11-19 14:56:51,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26795 states. [2021-11-19 14:56:51,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26795 to 9291. [2021-11-19 14:56:51,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9291 states, 9290 states have (on average 3.8) internal successors, (35302), 9290 states have internal predecessors, (35302), 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) [2021-11-19 14:56:51,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9291 states to 9291 states and 35302 transitions. [2021-11-19 14:56:51,568 INFO L78 Accepts]: Start accepts. Automaton has 9291 states and 35302 transitions. Word has length 50 [2021-11-19 14:56:51,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:51,568 INFO L470 AbstractCegarLoop]: Abstraction has 9291 states and 35302 transitions. [2021-11-19 14:56:51,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.304347826086956) internal successors, (99), 23 states have internal predecessors, (99), 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) [2021-11-19 14:56:51,568 INFO L276 IsEmpty]: Start isEmpty. Operand 9291 states and 35302 transitions. [2021-11-19 14:56:51,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-19 14:56:51,594 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:51,594 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:51,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-19 14:56:51,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-11-19 14:56:51,819 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:51,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:51,820 INFO L85 PathProgramCache]: Analyzing trace with hash -413149320, now seen corresponding path program 1 times [2021-11-19 14:56:51,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:51,820 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122446789] [2021-11-19 14:56:51,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:51,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:52,491 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:56:52,491 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:52,491 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122446789] [2021-11-19 14:56:52,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122446789] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:56:52,491 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [217608815] [2021-11-19 14:56:52,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:52,492 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:56:52,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:56:52,493 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:56:52,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-19 14:56:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:52,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-19 14:56:52,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:56:52,941 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:56:52,942 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:56:53,204 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:56:53,204 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [217608815] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:56:53,204 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:56:53,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [11] total 16 [2021-11-19 14:56:53,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786520232] [2021-11-19 14:56:53,205 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:56:53,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:56:53,206 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:53,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:56:53,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2021-11-19 14:56:53,207 INFO L87 Difference]: Start difference. First operand 9291 states and 35302 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 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) [2021-11-19 14:56:53,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:56:53,621 INFO L93 Difference]: Finished difference Result 12575 states and 46023 transitions. [2021-11-19 14:56:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:56:53,622 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 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 50 [2021-11-19 14:56:53,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:56:53,675 INFO L225 Difference]: With dead ends: 12575 [2021-11-19 14:56:53,675 INFO L226 Difference]: Without dead ends: 12575 [2021-11-19 14:56:53,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2021-11-19 14:56:53,677 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 123 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:56:53,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 0 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:56:53,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12575 states. [2021-11-19 14:56:53,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12575 to 11238. [2021-11-19 14:56:53,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11238 states, 11237 states have (on average 3.749844264483403) internal successors, (42137), 11237 states have internal predecessors, (42137), 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) [2021-11-19 14:56:54,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11238 states to 11238 states and 42137 transitions. [2021-11-19 14:56:54,000 INFO L78 Accepts]: Start accepts. Automaton has 11238 states and 42137 transitions. Word has length 50 [2021-11-19 14:56:54,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:56:54,000 INFO L470 AbstractCegarLoop]: Abstraction has 11238 states and 42137 transitions. [2021-11-19 14:56:54,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 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) [2021-11-19 14:56:54,000 INFO L276 IsEmpty]: Start isEmpty. Operand 11238 states and 42137 transitions. [2021-11-19 14:56:54,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-19 14:56:54,023 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:56:54,023 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:56:54,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-19 14:56:54,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:56:54,223 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:56:54,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:56:54,224 INFO L85 PathProgramCache]: Analyzing trace with hash -598384166, now seen corresponding path program 2 times [2021-11-19 14:56:54,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:56:54,224 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175732478] [2021-11-19 14:56:54,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:56:54,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:56:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:56:54,738 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:56:54,738 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:56:54,738 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175732478] [2021-11-19 14:56:54,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175732478] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:56:54,738 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1608428143] [2021-11-19 14:56:54,738 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-19 14:56:54,738 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:56:54,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:56:54,744 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:56:54,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-19 14:56:55,124 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-19 14:56:55,125 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:56:55,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-19 14:56:55,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:56:55,431 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:56:55,431 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:56:55,614 INFO L354 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2021-11-19 14:56:55,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 14 [2021-11-19 14:56:55,670 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:56:55,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1608428143] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:56:55,670 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [946697284] [2021-11-19 14:56:55,671 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:56:55,671 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:56:55,671 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6, 6] total 22 [2021-11-19 14:56:55,671 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300517044] [2021-11-19 14:56:55,671 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:56:55,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-19 14:56:55,672 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:56:55,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-19 14:56:55,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=392, Unknown=0, NotChecked=0, Total=462 [2021-11-19 14:56:55,673 INFO L87 Difference]: Start difference. First operand 11238 states and 42137 transitions. Second operand has 22 states, 22 states have (on average 4.5) internal successors, (99), 22 states have internal predecessors, (99), 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) [2021-11-19 14:57:01,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:57:01,920 INFO L93 Difference]: Finished difference Result 46071 states and 171341 transitions. [2021-11-19 14:57:01,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-11-19 14:57:01,921 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 4.5) internal successors, (99), 22 states have internal predecessors, (99), 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 50 [2021-11-19 14:57:01,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:57:02,092 INFO L225 Difference]: With dead ends: 46071 [2021-11-19 14:57:02,092 INFO L226 Difference]: Without dead ends: 44865 [2021-11-19 14:57:02,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1472 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=1124, Invalid=4426, Unknown=0, NotChecked=0, Total=5550 [2021-11-19 14:57:02,095 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 1159 mSDsluCounter, 917 mSDsCounter, 0 mSdLazyCounter, 3382 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1159 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 3382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2021-11-19 14:57:02,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1159 Valid, 0 Invalid, 3614 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 3382 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2021-11-19 14:57:02,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44865 states. [2021-11-19 14:57:02,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44865 to 11963. [2021-11-19 14:57:02,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11963 states, 11962 states have (on average 3.7508777796355126) internal successors, (44868), 11962 states have internal predecessors, (44868), 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) [2021-11-19 14:57:02,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11963 states to 11963 states and 44868 transitions. [2021-11-19 14:57:02,906 INFO L78 Accepts]: Start accepts. Automaton has 11963 states and 44868 transitions. Word has length 50 [2021-11-19 14:57:02,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:57:02,907 INFO L470 AbstractCegarLoop]: Abstraction has 11963 states and 44868 transitions. [2021-11-19 14:57:02,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.5) internal successors, (99), 22 states have internal predecessors, (99), 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) [2021-11-19 14:57:02,907 INFO L276 IsEmpty]: Start isEmpty. Operand 11963 states and 44868 transitions. [2021-11-19 14:57:02,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-19 14:57:02,932 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:57:02,933 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:57:02,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-19 14:57:03,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:57:03,133 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:57:03,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:57:03,135 INFO L85 PathProgramCache]: Analyzing trace with hash -421553581, now seen corresponding path program 1 times [2021-11-19 14:57:03,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:57:03,135 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334317628] [2021-11-19 14:57:03,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:57:03,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:57:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:57:03,705 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:57:03,705 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:57:03,707 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334317628] [2021-11-19 14:57:03,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334317628] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:57:03,708 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:57:03,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:57:03,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734288411] [2021-11-19 14:57:03,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:57:03,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:57:03,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:57:03,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:57:03,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:57:03,710 INFO L87 Difference]: Start difference. First operand 11963 states and 44868 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2021-11-19 14:57:04,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:57:04,169 INFO L93 Difference]: Finished difference Result 11315 states and 41151 transitions. [2021-11-19 14:57:04,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:57:04,170 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 51 [2021-11-19 14:57:04,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:57:04,226 INFO L225 Difference]: With dead ends: 11315 [2021-11-19 14:57:04,227 INFO L226 Difference]: Without dead ends: 11315 [2021-11-19 14:57:04,227 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:57:04,228 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 52 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:57:04,228 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [52 Valid, 0 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:57:04,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11315 states. [2021-11-19 14:57:04,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11315 to 8378. [2021-11-19 14:57:04,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8378 states, 8377 states have (on average 3.655724006207473) internal successors, (30624), 8377 states have internal predecessors, (30624), 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) [2021-11-19 14:57:04,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8378 states to 8378 states and 30624 transitions. [2021-11-19 14:57:04,622 INFO L78 Accepts]: Start accepts. Automaton has 8378 states and 30624 transitions. Word has length 51 [2021-11-19 14:57:04,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:57:04,623 INFO L470 AbstractCegarLoop]: Abstraction has 8378 states and 30624 transitions. [2021-11-19 14:57:04,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2021-11-19 14:57:04,623 INFO L276 IsEmpty]: Start isEmpty. Operand 8378 states and 30624 transitions. [2021-11-19 14:57:04,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-19 14:57:04,653 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:57:04,653 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:57:04,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-19 14:57:04,654 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:57:04,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:57:04,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1485612581, now seen corresponding path program 2 times [2021-11-19 14:57:04,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:57:04,655 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787619684] [2021-11-19 14:57:04,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:57:04,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:57:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:57:04,954 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:57:04,955 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:57:04,955 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787619684] [2021-11-19 14:57:04,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787619684] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:57:04,955 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:57:04,956 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:57:04,956 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996984679] [2021-11-19 14:57:04,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:57:04,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:57:04,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:57:04,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:57:04,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:57:04,959 INFO L87 Difference]: Start difference. First operand 8378 states and 30624 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2021-11-19 14:57:05,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:57:05,325 INFO L93 Difference]: Finished difference Result 8408 states and 30675 transitions. [2021-11-19 14:57:05,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:57:05,326 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 51 [2021-11-19 14:57:05,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:57:05,518 INFO L225 Difference]: With dead ends: 8408 [2021-11-19 14:57:05,518 INFO L226 Difference]: Without dead ends: 8378 [2021-11-19 14:57:05,519 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:57:05,520 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 39 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:57:05,520 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 0 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:57:05,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8378 states. [2021-11-19 14:57:05,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8378 to 8378. [2021-11-19 14:57:05,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8378 states, 8377 states have (on average 3.652142771875373) internal successors, (30594), 8377 states have internal predecessors, (30594), 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) [2021-11-19 14:57:05,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8378 states to 8378 states and 30594 transitions. [2021-11-19 14:57:05,785 INFO L78 Accepts]: Start accepts. Automaton has 8378 states and 30594 transitions. Word has length 51 [2021-11-19 14:57:05,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:57:05,786 INFO L470 AbstractCegarLoop]: Abstraction has 8378 states and 30594 transitions. [2021-11-19 14:57:05,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2021-11-19 14:57:05,786 INFO L276 IsEmpty]: Start isEmpty. Operand 8378 states and 30594 transitions. [2021-11-19 14:57:05,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-19 14:57:05,811 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:57:05,811 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:57:05,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-19 14:57:05,812 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:57:05,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:57:05,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1619749489, now seen corresponding path program 3 times [2021-11-19 14:57:05,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:57:05,813 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669761243] [2021-11-19 14:57:05,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:57:05,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:57:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:57:06,297 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:57:06,297 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:57:06,298 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669761243] [2021-11-19 14:57:06,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669761243] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:57:06,298 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:57:06,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 14:57:06,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108078137] [2021-11-19 14:57:06,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:57:06,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:57:06,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:57:06,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:57:06,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:57:06,302 INFO L87 Difference]: Start difference. First operand 8378 states and 30594 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2021-11-19 14:57:06,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:57:06,558 INFO L93 Difference]: Finished difference Result 8408 states and 30645 transitions. [2021-11-19 14:57:06,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:57:06,559 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 51 [2021-11-19 14:57:06,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:57:06,591 INFO L225 Difference]: With dead ends: 8408 [2021-11-19 14:57:06,591 INFO L226 Difference]: Without dead ends: 8376 [2021-11-19 14:57:06,591 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:57:06,592 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 15 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:57:06,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 0 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:57:06,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8376 states. [2021-11-19 14:57:06,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8376 to 8376. [2021-11-19 14:57:06,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8376 states, 8375 states have (on average 3.652417910447761) internal successors, (30589), 8375 states have internal predecessors, (30589), 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) [2021-11-19 14:57:06,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8376 states to 8376 states and 30589 transitions. [2021-11-19 14:57:06,891 INFO L78 Accepts]: Start accepts. Automaton has 8376 states and 30589 transitions. Word has length 51 [2021-11-19 14:57:06,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:57:06,891 INFO L470 AbstractCegarLoop]: Abstraction has 8376 states and 30589 transitions. [2021-11-19 14:57:06,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2021-11-19 14:57:06,891 INFO L276 IsEmpty]: Start isEmpty. Operand 8376 states and 30589 transitions. [2021-11-19 14:57:06,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-19 14:57:06,912 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:57:06,912 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:57:06,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-19 14:57:06,913 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:57:06,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:57:06,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1277274492, now seen corresponding path program 1 times [2021-11-19 14:57:06,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:57:06,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175188078] [2021-11-19 14:57:06,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:57:06,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:57:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:57:07,643 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:57:07,643 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:57:07,644 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175188078] [2021-11-19 14:57:07,644 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175188078] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:57:07,644 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693636159] [2021-11-19 14:57:07,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:57:07,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:57:07,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:57:07,646 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:57:07,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-19 14:57:07,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:57:07,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-19 14:57:07,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:57:07,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 18 treesize of output 16 [2021-11-19 14:57:08,158 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-19 14:57:08,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-11-19 14:57:08,279 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:57:08,279 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:57:09,285 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~pre108#1_165| Int) (|ULTIMATE.start_main_~#t2~0#1.offset| Int)) (= (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base|) |ULTIMATE.start_main_~#t2~0#1.offset| |v_ULTIMATE.start_main_#t~pre108#1_165|)) c_~ends_with_2~0.base) c_~ends_with_2~0.offset) 256) 0)) is different from false [2021-11-19 14:57:09,355 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:57:09,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 43 [2021-11-19 14:57:09,467 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:57:09,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1693636159] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:57:09,467 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:57:09,468 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 8] imperfect sequences [11] total 23 [2021-11-19 14:57:09,468 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178566434] [2021-11-19 14:57:09,468 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:57:09,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-19 14:57:09,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:57:09,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-19 14:57:09,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=431, Unknown=1, NotChecked=42, Total=552 [2021-11-19 14:57:09,470 INFO L87 Difference]: Start difference. First operand 8376 states and 30589 transitions. Second operand has 15 states, 15 states have (on average 3.8666666666666667) internal successors, (58), 14 states have internal predecessors, (58), 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) [2021-11-19 14:57:13,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:57:13,901 INFO L93 Difference]: Finished difference Result 16397 states and 59587 transitions. [2021-11-19 14:57:13,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-19 14:57:13,901 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.8666666666666667) internal successors, (58), 14 states have internal predecessors, (58), 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 52 [2021-11-19 14:57:13,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:57:13,954 INFO L225 Difference]: With dead ends: 16397 [2021-11-19 14:57:13,954 INFO L226 Difference]: Without dead ends: 16397 [2021-11-19 14:57:13,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 1 IntricatePredicates, 2 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=170, Invalid=763, Unknown=1, NotChecked=58, Total=992 [2021-11-19 14:57:13,955 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 285 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 648 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 278 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:57:13,955 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [285 Valid, 0 Invalid, 940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 648 Invalid, 0 Unknown, 278 Unchecked, 0.6s Time] [2021-11-19 14:57:13,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16397 states. [2021-11-19 14:57:14,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16397 to 8381. [2021-11-19 14:57:14,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8381 states, 8380 states have (on average 3.651909307875895) internal successors, (30603), 8380 states have internal predecessors, (30603), 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) [2021-11-19 14:57:14,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8381 states to 8381 states and 30603 transitions. [2021-11-19 14:57:14,334 INFO L78 Accepts]: Start accepts. Automaton has 8381 states and 30603 transitions. Word has length 52 [2021-11-19 14:57:14,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:57:14,335 INFO L470 AbstractCegarLoop]: Abstraction has 8381 states and 30603 transitions. [2021-11-19 14:57:14,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.8666666666666667) internal successors, (58), 14 states have internal predecessors, (58), 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) [2021-11-19 14:57:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand 8381 states and 30603 transitions. [2021-11-19 14:57:14,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-19 14:57:14,353 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:57:14,353 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:57:14,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-19 14:57:14,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-11-19 14:57:14,554 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:57:14,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:57:14,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1356906028, now seen corresponding path program 1 times [2021-11-19 14:57:14,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:57:14,554 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107709152] [2021-11-19 14:57:14,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:57:14,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:57:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:57:15,408 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:57:15,408 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:57:15,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107709152] [2021-11-19 14:57:15,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107709152] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:57:15,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [600420764] [2021-11-19 14:57:15,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:57:15,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:57:15,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:57:15,411 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:57:15,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-19 14:57:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:57:15,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-19 14:57:15,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:57:16,399 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:57:16,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 53 [2021-11-19 14:57:16,683 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:57:16,683 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:57:20,653 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:57:20,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 124 [2021-11-19 14:57:21,034 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:57:21,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [600420764] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:57:21,034 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1145759015] [2021-11-19 14:57:21,034 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:57:21,035 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:57:21,035 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 11] total 35 [2021-11-19 14:57:21,035 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870191523] [2021-11-19 14:57:21,035 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:57:21,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-11-19 14:57:21,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:57:21,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-11-19 14:57:21,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=1095, Unknown=0, NotChecked=0, Total=1260 [2021-11-19 14:57:21,037 INFO L87 Difference]: Start difference. First operand 8381 states and 30603 transitions. Second operand has 36 states, 35 states have (on average 3.4285714285714284) internal successors, (120), 36 states have internal predecessors, (120), 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) [2021-11-19 14:57:24,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:57:24,221 INFO L93 Difference]: Finished difference Result 15966 states and 58631 transitions. [2021-11-19 14:57:24,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-19 14:57:24,222 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 3.4285714285714284) internal successors, (120), 36 states have internal predecessors, (120), 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 52 [2021-11-19 14:57:24,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:57:24,265 INFO L225 Difference]: With dead ends: 15966 [2021-11-19 14:57:24,265 INFO L226 Difference]: Without dead ends: 15321 [2021-11-19 14:57:24,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 620 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=488, Invalid=2374, Unknown=0, NotChecked=0, Total=2862 [2021-11-19 14:57:24,267 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 835 mSDsluCounter, 1269 mSDsCounter, 0 mSdLazyCounter, 3060 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 835 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 4096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 3060 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 940 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:57:24,267 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [835 Valid, 0 Invalid, 4096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 3060 Invalid, 0 Unknown, 940 Unchecked, 2.4s Time] [2021-11-19 14:57:24,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15321 states. [2021-11-19 14:57:24,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15321 to 8446. [2021-11-19 14:57:24,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8446 states, 8445 states have (on average 3.6503256364712846) internal successors, (30827), 8445 states have internal predecessors, (30827), 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) [2021-11-19 14:57:24,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8446 states to 8446 states and 30827 transitions. [2021-11-19 14:57:24,506 INFO L78 Accepts]: Start accepts. Automaton has 8446 states and 30827 transitions. Word has length 52 [2021-11-19 14:57:24,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:57:24,506 INFO L470 AbstractCegarLoop]: Abstraction has 8446 states and 30827 transitions. [2021-11-19 14:57:24,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 3.4285714285714284) internal successors, (120), 36 states have internal predecessors, (120), 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) [2021-11-19 14:57:24,507 INFO L276 IsEmpty]: Start isEmpty. Operand 8446 states and 30827 transitions. [2021-11-19 14:57:24,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-19 14:57:24,521 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:57:24,522 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:57:24,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-19 14:57:24,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-11-19 14:57:24,748 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:57:24,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:57:24,748 INFO L85 PathProgramCache]: Analyzing trace with hash 14208762, now seen corresponding path program 2 times [2021-11-19 14:57:24,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:57:24,748 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539675941] [2021-11-19 14:57:24,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:57:24,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:57:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:57:25,763 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:57:25,763 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:57:25,763 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539675941] [2021-11-19 14:57:25,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539675941] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:57:25,763 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1901292152] [2021-11-19 14:57:25,763 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-19 14:57:25,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:57:25,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:57:25,768 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:57:25,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-19 14:57:25,956 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-19 14:57:25,956 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:57:25,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-19 14:57:25,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:57:26,448 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-11-19 14:57:26,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 32 [2021-11-19 14:57:26,955 INFO L354 Elim1Store]: treesize reduction 76, result has 20.0 percent of original size [2021-11-19 14:57:26,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 52 [2021-11-19 14:57:27,056 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:57:27,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 53 [2021-11-19 14:57:27,254 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:57:27,254 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:57:36,170 WARN L227 SmtUtils]: Spent 5.20s on a formula simplification. DAG size of input: 56 DAG size of output: 51 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 14:57:40,576 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((~ends_with_6~0.offset Int) (|ULTIMATE.start_main_~#t2~0#1.offset| Int) (|v_ULTIMATE.start_main_#t~pre108#1_169| Int)) (or (and (forall ((|ULTIMATE.start_main_~#t3~0#1.offset| Int) (|v_ULTIMATE.start_main_#t~pre110#1_188| Int)) (= (mod (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base|) |ULTIMATE.start_main_~#t2~0#1.offset| |v_ULTIMATE.start_main_#t~pre108#1_169|)))) (store .cse0 |c_ULTIMATE.start_main_~#t3~0#1.base| (store (select .cse0 |c_ULTIMATE.start_main_~#t3~0#1.base|) |ULTIMATE.start_main_~#t3~0#1.offset| |v_ULTIMATE.start_main_#t~pre110#1_188|))) c_~ends_with_6~0.base) (+ c_~i_13~0 ~ends_with_6~0.offset)) 256) 0)) (or (forall ((|ULTIMATE.start_main_~#t3~0#1.offset| Int) (|v_ULTIMATE.start_main_#t~pre110#1_188| Int)) (not (= (mod (select (select (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base|) |ULTIMATE.start_main_~#t2~0#1.offset| |v_ULTIMATE.start_main_#t~pre108#1_169|)))) (store .cse1 |c_ULTIMATE.start_main_~#t3~0#1.base| (store (select .cse1 |c_ULTIMATE.start_main_~#t3~0#1.base|) |ULTIMATE.start_main_~#t3~0#1.offset| |v_ULTIMATE.start_main_#t~pre110#1_188|))) c_~ends_with_6~0.base) (+ c_~i_13~0 ~ends_with_6~0.offset)) 256) 0))) (< c_~i_13~0 4))) (not (= (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base|) |ULTIMATE.start_main_~#t2~0#1.offset| |v_ULTIMATE.start_main_#t~pre108#1_169|)) c_~ends_with_6~0.base) (+ c_~i_13~0 ~ends_with_6~0.offset)) 256) 0)))) (forall ((~ends_with_6~0.offset Int) (|ULTIMATE.start_main_~#t2~0#1.offset| Int) (|v_ULTIMATE.start_main_#t~pre108#1_169| Int)) (or (and (or (forall ((|ULTIMATE.start_main_~#t3~0#1.offset| Int) (|v_ULTIMATE.start_main_#t~pre110#1_188| Int)) (not (= (mod (select (select (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base|) |ULTIMATE.start_main_~#t2~0#1.offset| |v_ULTIMATE.start_main_#t~pre108#1_169|)))) (store .cse2 |c_ULTIMATE.start_main_~#t3~0#1.base| (store (select .cse2 |c_ULTIMATE.start_main_~#t3~0#1.base|) |ULTIMATE.start_main_~#t3~0#1.offset| |v_ULTIMATE.start_main_#t~pre110#1_188|))) c_~ends_with_6~0.base) (+ c_~i_13~0 ~ends_with_6~0.offset)) 256) 0))) (< c_~i_13~0 4)) (or (forall ((|ULTIMATE.start_main_~#t3~0#1.offset| Int) (|v_ULTIMATE.start_main_#t~pre110#1_188| Int)) (= (mod (select (select (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base|) |ULTIMATE.start_main_~#t2~0#1.offset| |v_ULTIMATE.start_main_#t~pre108#1_169|)))) (store .cse3 |c_ULTIMATE.start_main_~#t3~0#1.base| (store (select .cse3 |c_ULTIMATE.start_main_~#t3~0#1.base|) |ULTIMATE.start_main_~#t3~0#1.offset| |v_ULTIMATE.start_main_#t~pre110#1_188|))) c_~ends_with_6~0.base) (+ c_~i_13~0 ~ends_with_6~0.offset)) 256) 0)) (not (= (+ c_~i_13~0 1000) 0)))) (= (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base|) |ULTIMATE.start_main_~#t2~0#1.offset| |v_ULTIMATE.start_main_#t~pre108#1_169|)) c_~ends_with_6~0.base) (+ c_~i_13~0 ~ends_with_6~0.offset)) 256) 0))) (= |c_thread1Thread1of1ForFork2_#t~ite10#1| 0) (forall ((|ULTIMATE.start_main_~#t2~0#1.offset| Int) (|v_ULTIMATE.start_main_#t~pre108#1_169| Int)) (= (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base|) |ULTIMATE.start_main_~#t2~0#1.offset| |v_ULTIMATE.start_main_#t~pre108#1_169|)) c_~ends_with_2~0.base) (+ c_~i_13~0 c_~ends_with_2~0.offset)) 256) 0))) is different from false [2021-11-19 14:57:45,158 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:57:45,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 754 treesize of output 736 [2021-11-19 14:57:46,310 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:57:46,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1901292152] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:57:46,310 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1851352330] [2021-11-19 14:57:46,311 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:57:46,311 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:57:46,311 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 13] total 38 [2021-11-19 14:57:46,311 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938920844] [2021-11-19 14:57:46,311 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:57:46,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2021-11-19 14:57:46,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:57:46,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-11-19 14:57:46,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=1311, Unknown=3, NotChecked=74, Total=1560 [2021-11-19 14:57:46,313 INFO L87 Difference]: Start difference. First operand 8446 states and 30827 transitions. Second operand has 40 states, 39 states have (on average 3.0) internal successors, (117), 39 states have internal predecessors, (117), 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) [2021-11-19 14:57:49,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:57:49,089 INFO L93 Difference]: Finished difference Result 14861 states and 54367 transitions. [2021-11-19 14:57:49,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-19 14:57:49,089 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 39 states have (on average 3.0) internal successors, (117), 39 states have internal predecessors, (117), 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 52 [2021-11-19 14:57:49,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:57:49,133 INFO L225 Difference]: With dead ends: 14861 [2021-11-19 14:57:49,133 INFO L226 Difference]: Without dead ends: 14580 [2021-11-19 14:57:49,134 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 81 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 1 IntricatePredicates, 1 DeprecatedPredicates, 634 ImplicationChecksByTransitivity, 16.5s TimeCoverageRelationStatistics Valid=346, Invalid=1911, Unknown=3, NotChecked=92, Total=2352 [2021-11-19 14:57:49,135 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 491 mSDsluCounter, 1067 mSDsCounter, 0 mSdLazyCounter, 1917 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 491 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1133 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-19 14:57:49,135 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [491 Valid, 0 Invalid, 3112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1917 Invalid, 0 Unknown, 1133 Unchecked, 1.8s Time] [2021-11-19 14:57:49,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14580 states. [2021-11-19 14:57:49,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14580 to 8515. [2021-11-19 14:57:49,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8515 states, 8514 states have (on average 3.646699553676298) internal successors, (31048), 8514 states have internal predecessors, (31048), 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) [2021-11-19 14:57:49,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8515 states to 8515 states and 31048 transitions. [2021-11-19 14:57:49,385 INFO L78 Accepts]: Start accepts. Automaton has 8515 states and 31048 transitions. Word has length 52 [2021-11-19 14:57:49,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:57:49,386 INFO L470 AbstractCegarLoop]: Abstraction has 8515 states and 31048 transitions. [2021-11-19 14:57:49,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 39 states have (on average 3.0) internal successors, (117), 39 states have internal predecessors, (117), 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) [2021-11-19 14:57:49,386 INFO L276 IsEmpty]: Start isEmpty. Operand 8515 states and 31048 transitions. [2021-11-19 14:57:49,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-19 14:57:49,402 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:57:49,402 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:57:49,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-19 14:57:49,602 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-11-19 14:57:49,603 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:57:49,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:57:49,603 INFO L85 PathProgramCache]: Analyzing trace with hash -2035229164, now seen corresponding path program 3 times [2021-11-19 14:57:49,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:57:49,604 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885806660] [2021-11-19 14:57:49,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:57:49,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:57:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:57:50,585 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:57:50,586 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:57:50,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885806660] [2021-11-19 14:57:50,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885806660] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:57:50,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [916008605] [2021-11-19 14:57:50,586 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-19 14:57:50,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:57:50,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:57:50,588 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:57:50,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-19 14:57:51,051 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-19 14:57:51,051 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:57:51,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-19 14:57:51,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:57:51,829 INFO L354 Elim1Store]: treesize reduction 60, result has 29.4 percent of original size [2021-11-19 14:57:51,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 53 [2021-11-19 14:57:51,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 48 treesize of output 36 [2021-11-19 14:57:52,221 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:57:52,221 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:58:02,560 WARN L227 SmtUtils]: Spent 5.60s on a formula simplification. DAG size of input: 56 DAG size of output: 51 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 14:58:04,150 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:58:04,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 224 treesize of output 260 [2021-11-19 14:58:05,381 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:58:05,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [916008605] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:58:05,383 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [719946914] [2021-11-19 14:58:05,383 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:58:05,385 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:58:05,385 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 42 [2021-11-19 14:58:05,385 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071455893] [2021-11-19 14:58:05,386 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:58:05,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2021-11-19 14:58:05,386 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:58:05,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-11-19 14:58:05,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=1682, Unknown=2, NotChecked=0, Total=1892 [2021-11-19 14:58:05,390 INFO L87 Difference]: Start difference. First operand 8515 states and 31048 transitions. Second operand has 44 states, 43 states have (on average 2.7906976744186047) internal successors, (120), 43 states have internal predecessors, (120), 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) [2021-11-19 14:58:09,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:58:09,057 INFO L93 Difference]: Finished difference Result 13162 states and 48144 transitions. [2021-11-19 14:58:09,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-19 14:58:09,058 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 43 states have (on average 2.7906976744186047) internal successors, (120), 43 states have internal predecessors, (120), 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 52 [2021-11-19 14:58:09,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:58:09,109 INFO L225 Difference]: With dead ends: 13162 [2021-11-19 14:58:09,109 INFO L226 Difference]: Without dead ends: 12815 [2021-11-19 14:58:09,110 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 78 SyntacticMatches, 4 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 937 ImplicationChecksByTransitivity, 12.3s TimeCoverageRelationStatistics Valid=544, Invalid=2876, Unknown=2, NotChecked=0, Total=3422 [2021-11-19 14:58:09,111 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 1037 mSDsluCounter, 858 mSDsCounter, 0 mSdLazyCounter, 2500 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 2500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 662 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:58:09,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1037 Valid, 0 Invalid, 3307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 2500 Invalid, 0 Unknown, 662 Unchecked, 2.3s Time] [2021-11-19 14:58:09,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12815 states. [2021-11-19 14:58:09,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12815 to 8446. [2021-11-19 14:58:09,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8446 states, 8445 states have (on average 3.6503256364712846) internal successors, (30827), 8445 states have internal predecessors, (30827), 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) [2021-11-19 14:58:09,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8446 states to 8446 states and 30827 transitions. [2021-11-19 14:58:09,339 INFO L78 Accepts]: Start accepts. Automaton has 8446 states and 30827 transitions. Word has length 52 [2021-11-19 14:58:09,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:58:09,339 INFO L470 AbstractCegarLoop]: Abstraction has 8446 states and 30827 transitions. [2021-11-19 14:58:09,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 43 states have (on average 2.7906976744186047) internal successors, (120), 43 states have internal predecessors, (120), 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) [2021-11-19 14:58:09,340 INFO L276 IsEmpty]: Start isEmpty. Operand 8446 states and 30827 transitions. [2021-11-19 14:58:09,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-19 14:58:09,357 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:58:09,357 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:58:09,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2021-11-19 14:58:09,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:58:09,558 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:58:09,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:58:09,559 INFO L85 PathProgramCache]: Analyzing trace with hash -2111284622, now seen corresponding path program 4 times [2021-11-19 14:58:09,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:58:09,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472523484] [2021-11-19 14:58:09,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:58:09,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:58:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:58:10,530 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:58:10,530 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:58:10,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472523484] [2021-11-19 14:58:10,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472523484] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:58:10,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1455756416] [2021-11-19 14:58:10,531 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-19 14:58:10,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:58:10,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:58:10,540 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:58:10,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-19 14:58:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:58:10,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-19 14:58:10,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:58:10,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 18 treesize of output 16 [2021-11-19 14:58:11,292 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-19 14:58:11,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-11-19 14:58:11,502 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:58:11,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 53 [2021-11-19 14:58:11,744 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:58:11,744 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:58:14,736 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((|v_ULTIMATE.start_main_#t~pre110#1_192| Int) (|ULTIMATE.start_main_~#t3~0#1.offset| Int)) (= (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base|) |ULTIMATE.start_main_~#t3~0#1.offset| |v_ULTIMATE.start_main_#t~pre110#1_192|)) c_~ends_with_2~0.base) (+ c_~i_13~0 c_~ends_with_2~0.offset)) 256) 0)) (= (mod c_~break_14~0 256) 0) (or (forall ((|v_ULTIMATE.start_main_#t~pre110#1_192| Int) (|ULTIMATE.start_main_~#t3~0#1.offset| Int) (~ends_with_6~0.base Int) (~ends_with_6~0.offset Int)) (= (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base|) |ULTIMATE.start_main_~#t3~0#1.offset| |v_ULTIMATE.start_main_#t~pre110#1_192|)) ~ends_with_6~0.base) (+ c_~i_13~0 ~ends_with_6~0.offset)) 256) 0)) (not (= (+ c_~i_13~0 1000) 0))) (or (< c_~i_13~0 4) (forall ((|v_ULTIMATE.start_main_#t~pre110#1_192| Int) (|ULTIMATE.start_main_~#t3~0#1.offset| Int) (~ends_with_6~0.base Int) (~ends_with_6~0.offset Int)) (not (= (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base|) |ULTIMATE.start_main_~#t3~0#1.offset| |v_ULTIMATE.start_main_#t~pre110#1_192|)) ~ends_with_6~0.base) (+ c_~i_13~0 ~ends_with_6~0.offset)) 256) 0))))) is different from false [2021-11-19 14:58:27,840 WARN L227 SmtUtils]: Spent 7.74s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 14:58:28,060 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:58:28,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 142 treesize of output 205 [2021-11-19 14:58:29,422 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:58:29,422 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1455756416] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:58:29,422 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [562617313] [2021-11-19 14:58:29,422 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:58:29,423 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:58:29,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 39 [2021-11-19 14:58:29,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427196792] [2021-11-19 14:58:29,423 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:58:29,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-11-19 14:58:29,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:58:29,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-11-19 14:58:29,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=1357, Unknown=7, NotChecked=76, Total=1640 [2021-11-19 14:58:29,425 INFO L87 Difference]: Start difference. First operand 8446 states and 30827 transitions. Second operand has 41 states, 40 states have (on average 3.0) internal successors, (120), 40 states have internal predecessors, (120), 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) [2021-11-19 14:58:32,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:58:32,964 INFO L93 Difference]: Finished difference Result 12076 states and 44116 transitions. [2021-11-19 14:58:32,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-19 14:58:32,965 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 40 states have (on average 3.0) internal successors, (120), 40 states have internal predecessors, (120), 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 52 [2021-11-19 14:58:32,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:58:33,000 INFO L225 Difference]: With dead ends: 12076 [2021-11-19 14:58:33,000 INFO L226 Difference]: Without dead ends: 11729 [2021-11-19 14:58:33,001 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 641 ImplicationChecksByTransitivity, 17.5s TimeCoverageRelationStatistics Valid=397, Invalid=2252, Unknown=7, NotChecked=100, Total=2756 [2021-11-19 14:58:33,002 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 451 mSDsluCounter, 1099 mSDsCounter, 0 mSdLazyCounter, 3321 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 3321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 571 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-19 14:58:33,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [451 Valid, 0 Invalid, 3945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 3321 Invalid, 0 Unknown, 571 Unchecked, 2.8s Time] [2021-11-19 14:58:33,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11729 states. [2021-11-19 14:58:33,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11729 to 8429. [2021-11-19 14:58:33,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8429 states, 8428 states have (on average 3.6503322259136213) internal successors, (30765), 8428 states have internal predecessors, (30765), 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) [2021-11-19 14:58:33,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8429 states to 8429 states and 30765 transitions. [2021-11-19 14:58:33,284 INFO L78 Accepts]: Start accepts. Automaton has 8429 states and 30765 transitions. Word has length 52 [2021-11-19 14:58:33,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:58:33,285 INFO L470 AbstractCegarLoop]: Abstraction has 8429 states and 30765 transitions. [2021-11-19 14:58:33,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 40 states have (on average 3.0) internal successors, (120), 40 states have internal predecessors, (120), 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) [2021-11-19 14:58:33,285 INFO L276 IsEmpty]: Start isEmpty. Operand 8429 states and 30765 transitions. [2021-11-19 14:58:33,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-19 14:58:33,305 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:58:33,306 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:58:33,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-19 14:58:33,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:58:33,523 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:58:33,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:58:33,524 INFO L85 PathProgramCache]: Analyzing trace with hash -13612192, now seen corresponding path program 2 times [2021-11-19 14:58:33,524 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:58:33,525 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230252566] [2021-11-19 14:58:33,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:58:33,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:58:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:58:34,495 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:58:34,495 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:58:34,496 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230252566] [2021-11-19 14:58:34,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230252566] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:58:34,496 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320676233] [2021-11-19 14:58:34,496 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-19 14:58:34,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:58:34,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:58:34,498 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:58:34,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-19 14:58:34,931 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-19 14:58:34,931 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:58:34,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-19 14:58:34,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:58:34,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 18 treesize of output 16 [2021-11-19 14:58:35,207 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-19 14:58:35,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2021-11-19 14:58:35,339 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:58:35,339 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:58:36,441 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_main_#t~pre108#1_175| Int) (|ULTIMATE.start_main_~#t2~0#1.offset| Int)) (= (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base|) |ULTIMATE.start_main_~#t2~0#1.offset| |v_ULTIMATE.start_main_#t~pre108#1_175|)) c_~ends_with_2~0.base) c_~ends_with_2~0.offset) 256) 0)) is different from false [2021-11-19 14:58:36,535 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:58:36,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 43 [2021-11-19 14:58:36,684 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:58:36,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1320676233] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:58:36,684 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [945132204] [2021-11-19 14:58:36,684 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:58:36,684 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:58:36,685 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7, 8] total 26 [2021-11-19 14:58:36,685 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344360342] [2021-11-19 14:58:36,687 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:58:36,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-11-19 14:58:36,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:58:36,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-11-19 14:58:36,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=567, Unknown=1, NotChecked=48, Total=702 [2021-11-19 14:58:36,689 INFO L87 Difference]: Start difference. First operand 8429 states and 30765 transitions. Second operand has 27 states, 27 states have (on average 3.814814814814815) internal successors, (103), 26 states have internal predecessors, (103), 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) [2021-11-19 14:58:46,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:58:46,857 INFO L93 Difference]: Finished difference Result 31417 states and 114220 transitions. [2021-11-19 14:58:46,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-11-19 14:58:46,858 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 3.814814814814815) internal successors, (103), 26 states have internal predecessors, (103), 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 52 [2021-11-19 14:58:46,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:58:46,953 INFO L225 Difference]: With dead ends: 31417 [2021-11-19 14:58:46,954 INFO L226 Difference]: Without dead ends: 30993 [2021-11-19 14:58:46,955 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 94 SyntacticMatches, 6 SemanticMatches, 60 ConstructedPredicates, 1 IntricatePredicates, 3 DeprecatedPredicates, 837 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=890, Invalid=2773, Unknown=1, NotChecked=118, Total=3782 [2021-11-19 14:58:46,956 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 843 mSDsluCounter, 799 mSDsCounter, 0 mSdLazyCounter, 2997 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 843 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 2997 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 573 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:58:46,956 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [843 Valid, 0 Invalid, 3711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 2997 Invalid, 0 Unknown, 573 Unchecked, 3.0s Time] [2021-11-19 14:58:47,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30993 states. [2021-11-19 14:58:47,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30993 to 9663. [2021-11-19 14:58:47,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9663 states, 9662 states have (on average 3.625957358724902) internal successors, (35034), 9662 states have internal predecessors, (35034), 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) [2021-11-19 14:58:47,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9663 states to 9663 states and 35034 transitions. [2021-11-19 14:58:47,357 INFO L78 Accepts]: Start accepts. Automaton has 9663 states and 35034 transitions. Word has length 52 [2021-11-19 14:58:47,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:58:47,357 INFO L470 AbstractCegarLoop]: Abstraction has 9663 states and 35034 transitions. [2021-11-19 14:58:47,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 3.814814814814815) internal successors, (103), 26 states have internal predecessors, (103), 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) [2021-11-19 14:58:47,358 INFO L276 IsEmpty]: Start isEmpty. Operand 9663 states and 35034 transitions. [2021-11-19 14:58:47,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-19 14:58:47,376 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:58:47,377 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:58:47,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2021-11-19 14:58:47,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:58:47,577 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:58:47,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:58:47,578 INFO L85 PathProgramCache]: Analyzing trace with hash 2003707510, now seen corresponding path program 5 times [2021-11-19 14:58:47,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:58:47,578 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937946135] [2021-11-19 14:58:47,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:58:47,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:58:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:58:48,808 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-19 14:58:48,809 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:58:48,809 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937946135] [2021-11-19 14:58:48,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937946135] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:58:48,809 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1161450659] [2021-11-19 14:58:48,809 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-19 14:58:48,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:58:48,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:58:48,812 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:58:48,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-19 14:58:49,057 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-19 14:58:49,058 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:58:49,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-19 14:58:49,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:58:49,101 INFO L354 Elim1Store]: treesize reduction 93, result has 14.7 percent of original size [2021-11-19 14:58:49,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 29 treesize of output 32 [2021-11-19 14:58:49,188 INFO L354 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2021-11-19 14:58:49,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2021-11-19 14:58:49,823 INFO L354 Elim1Store]: treesize reduction 66, result has 30.5 percent of original size [2021-11-19 14:58:49,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 3 case distinctions, treesize of input 48 treesize of output 60 [2021-11-19 14:58:50,042 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-11-19 14:58:50,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 32 [2021-11-19 14:58:50,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 48 treesize of output 36 [2021-11-19 14:58:50,312 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:58:50,312 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:59:08,909 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:59:08,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 785 treesize of output 767 [2021-11-19 14:59:11,711 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-19 14:59:11,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1161450659] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:59:11,711 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2081884188] [2021-11-19 14:59:11,711 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) [2021-11-19 14:59:11,712 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:59:11,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 14] total 39 [2021-11-19 14:59:11,712 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190198269] [2021-11-19 14:59:11,712 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 14:59:11,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-11-19 14:59:11,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:59:11,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-11-19 14:59:11,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=1433, Unknown=7, NotChecked=0, Total=1640 [2021-11-19 14:59:11,714 INFO L87 Difference]: Start difference. First operand 9663 states and 35034 transitions. Second operand has 41 states, 40 states have (on average 2.875) internal successors, (115), 40 states have internal predecessors, (115), 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) [2021-11-19 14:59:17,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:59:17,320 INFO L93 Difference]: Finished difference Result 17477 states and 63394 transitions. [2021-11-19 14:59:17,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-19 14:59:17,321 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 40 states have (on average 2.875) internal successors, (115), 40 states have internal predecessors, (115), 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 52 [2021-11-19 14:59:17,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:59:17,371 INFO L225 Difference]: With dead ends: 17477 [2021-11-19 14:59:17,371 INFO L226 Difference]: Without dead ends: 16763 [2021-11-19 14:59:17,372 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 88 SyntacticMatches, 10 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 1021 ImplicationChecksByTransitivity, 21.8s TimeCoverageRelationStatistics Valid=562, Invalid=2737, Unknown=7, NotChecked=0, Total=3306 [2021-11-19 14:59:17,373 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 1157 mSDsluCounter, 1366 mSDsCounter, 0 mSdLazyCounter, 3417 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 5031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 3417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1480 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:59:17,373 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 0 Invalid, 5031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 3417 Invalid, 0 Unknown, 1480 Unchecked, 3.1s Time] [2021-11-19 14:59:17,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16763 states. [2021-11-19 14:59:17,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16763 to 11561. [2021-11-19 14:59:17,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11561 states, 11560 states have (on average 3.6575259515570933) internal successors, (42281), 11560 states have internal predecessors, (42281), 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) [2021-11-19 14:59:17,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11561 states to 11561 states and 42281 transitions. [2021-11-19 14:59:17,699 INFO L78 Accepts]: Start accepts. Automaton has 11561 states and 42281 transitions. Word has length 52 [2021-11-19 14:59:17,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:59:17,700 INFO L470 AbstractCegarLoop]: Abstraction has 11561 states and 42281 transitions. [2021-11-19 14:59:17,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 40 states have (on average 2.875) internal successors, (115), 40 states have internal predecessors, (115), 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) [2021-11-19 14:59:17,700 INFO L276 IsEmpty]: Start isEmpty. Operand 11561 states and 42281 transitions. [2021-11-19 14:59:17,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-19 14:59:17,725 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:59:17,725 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:59:17,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-19 14:59:17,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2021-11-19 14:59:17,926 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-19 14:59:17,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:59:17,926 INFO L85 PathProgramCache]: Analyzing trace with hash -1247594991, now seen corresponding path program 1 times [2021-11-19 14:59:17,926 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:59:17,926 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377692013] [2021-11-19 14:59:17,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:59:17,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:59:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:59:21,206 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:59:21,206 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:59:21,207 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377692013] [2021-11-19 14:59:21,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377692013] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:59:21,207 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1285429851] [2021-11-19 14:59:21,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:59:21,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:59:21,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:59:21,210 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:59:21,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b053f2ac-4357-4e7b-97ed-61630e725679/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-19 14:59:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:59:21,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 80 conjunts are in the unsatisfiable core [2021-11-19 14:59:21,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:59:25,631 INFO L354 Elim1Store]: treesize reduction 88, result has 25.4 percent of original size [2021-11-19 14:59:25,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 78 treesize of output 87 [2021-11-19 14:59:26,232 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:59:26,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 504 treesize of output 436 [2021-11-19 14:59:27,983 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:59:27,983 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:59:54,817 WARN L227 SmtUtils]: Spent 16.86s on a formula simplification. DAG size of input: 72 DAG size of output: 71 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:00:11,325 WARN L227 SmtUtils]: Spent 15.55s on a formula simplification. DAG size of input: 88 DAG size of output: 85 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:00:26,941 WARN L227 SmtUtils]: Spent 6.70s on a formula simplification. DAG size of input: 95 DAG size of output: 93 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:00:44,732 WARN L227 SmtUtils]: Spent 12.48s on a formula simplification. DAG size of input: 98 DAG size of output: 77 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:01:10,531 WARN L227 SmtUtils]: Spent 19.99s on a formula simplification that was a NOOP. DAG size: 98 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:01:35,412 WARN L227 SmtUtils]: Spent 19.53s on a formula simplification that was a NOOP. DAG size: 106 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:01:48,731 WARN L227 SmtUtils]: Spent 5.66s on a formula simplification that was a NOOP. DAG size: 115 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:01:59,530 WARN L227 SmtUtils]: Spent 7.16s on a formula simplification that was a NOOP. DAG size: 124 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:02:21,043 WARN L227 SmtUtils]: Spent 18.01s on a formula simplification that was a NOOP. DAG size: 121 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:03:50,278 WARN L227 SmtUtils]: Spent 1.33m on a formula simplification. DAG size of input: 123 DAG size of output: 117 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:03:50,844 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 15:03:50,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 2342 treesize of output 2228 [2021-11-19 15:04:50,683 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 15:04:50,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1285429851] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 15:04:50,684 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1245514177] [2021-11-19 15:04:50,684 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgJoinThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) 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.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-19 15:04:50,684 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 15:04:50,684 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 23, 23] total 72 [2021-11-19 15:04:50,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93548] [2021-11-19 15:04:50,685 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 15:04:50,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2021-11-19 15:04:50,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 15:04:50,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-11-19 15:04:50,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=599, Invalid=4800, Unknown=3, NotChecked=0, Total=5402 [2021-11-19 15:04:50,687 INFO L87 Difference]: Start difference. First operand 11561 states and 42281 transitions. Second operand has 74 states, 73 states have (on average 1.6849315068493151) internal successors, (123), 73 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 15:04:56,650 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 15:05:23,758 WARN L227 SmtUtils]: Spent 19.74s on a formula simplification. DAG size of input: 119 DAG size of output: 117 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:05:51,505 WARN L227 SmtUtils]: Spent 24.14s on a formula simplification. DAG size of input: 111 DAG size of output: 109 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:06:26,351 WARN L227 SmtUtils]: Spent 10.59s on a formula simplification. DAG size of input: 105 DAG size of output: 103 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-19 15:06:42,856 WARN L227 SmtUtils]: Spent 13.37s on a formula simplification. DAG size of input: 161 DAG size of output: 159 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)