./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/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_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P --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-53f42b1 [2021-11-20 23:42:40,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:42:40,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:42:40,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:42:40,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:42:40,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:42:40,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:42:40,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:42:40,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:42:40,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:42:40,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:42:40,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:42:40,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:42:40,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:42:40,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:42:40,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:42:40,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:42:40,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:42:40,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:42:40,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:42:40,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:42:40,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:42:40,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:42:40,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:42:40,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:42:40,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:42:40,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:42:40,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:42:40,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:42:40,929 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:42:40,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:42:40,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:42:40,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:42:40,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:42:40,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:42:40,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:42:40,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:42:40,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:42:40,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:42:40,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:42:40,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:42:40,938 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-20 23:42:40,962 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:42:40,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:42:40,962 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:42:40,963 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:42:40,963 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:42:40,963 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:42:40,964 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:42:40,964 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:42:40,964 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:42:40,964 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:42:40,965 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:42:40,965 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:42:40,965 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:42:40,965 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:42:40,965 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:42:40,966 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:42:40,966 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:42:40,966 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:42:40,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:42:40,967 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 23:42:40,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:42:40,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 23:42:40,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:42:40,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:42:40,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:42:40,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:42:40,969 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 23:42:40,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:42:40,969 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:42:40,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:42:40,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:42:40,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:42:40,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:42:40,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:42:40,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:42:40,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:42:40,971 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:42:40,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:42:40,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:42:40,972 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:42:40,972 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:42:40,972 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_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b20b3268fa30a07af1365aac59c96531ad2ebea6861c18a1d5dfea8339adbb [2021-11-20 23:42:41,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:42:41,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:42:41,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:42:41,265 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:42:41,267 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:42:41,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/weaver/chl-nzb-file-subst.wvr.c [2021-11-20 23:42:41,345 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/data/4a08c75c3/d95bd8cb8c5c4a90b963fe80b4b046e7/FLAG70c9e7fd5 [2021-11-20 23:42:41,792 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:42:41,793 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/sv-benchmarks/c/weaver/chl-nzb-file-subst.wvr.c [2021-11-20 23:42:41,801 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/data/4a08c75c3/d95bd8cb8c5c4a90b963fe80b4b046e7/FLAG70c9e7fd5 [2021-11-20 23:42:42,153 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/data/4a08c75c3/d95bd8cb8c5c4a90b963fe80b4b046e7 [2021-11-20 23:42:42,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:42:42,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:42:42,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:42:42,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:42:42,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:42:42,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:42:42" (1/1) ... [2021-11-20 23:42:42,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b33af7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42, skipping insertion in model container [2021-11-20 23:42:42,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:42:42" (1/1) ... [2021-11-20 23:42:42,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:42:42,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:42:42,430 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_0d714659-76a0-4485-a7f4-059b48063309/sv-benchmarks/c/weaver/chl-nzb-file-subst.wvr.c[6501,6514] [2021-11-20 23:42:42,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:42:42,449 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 23:42:42,503 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_0d714659-76a0-4485-a7f4-059b48063309/sv-benchmarks/c/weaver/chl-nzb-file-subst.wvr.c[6501,6514] [2021-11-20 23:42:42,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:42:42,523 INFO L208 MainTranslator]: Completed translation [2021-11-20 23:42:42,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42 WrapperNode [2021-11-20 23:42:42,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:42:42,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 23:42:42,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 23:42:42,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 23:42:42,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42" (1/1) ... [2021-11-20 23:42:42,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42" (1/1) ... [2021-11-20 23:42:42,615 INFO L137 Inliner]: procedures = 26, calls = 76, calls flagged for inlining = 28, calls inlined = 42, statements flattened = 646 [2021-11-20 23:42:42,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 23:42:42,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 23:42:42,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 23:42:42,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 23:42:42,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42" (1/1) ... [2021-11-20 23:42:42,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42" (1/1) ... [2021-11-20 23:42:42,634 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42" (1/1) ... [2021-11-20 23:42:42,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42" (1/1) ... [2021-11-20 23:42:42,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42" (1/1) ... [2021-11-20 23:42:42,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42" (1/1) ... [2021-11-20 23:42:42,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42" (1/1) ... [2021-11-20 23:42:42,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 23:42:42,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 23:42:42,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 23:42:42,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 23:42:42,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42" (1/1) ... [2021-11-20 23:42:42,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:42:42,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:42:42,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 23:42:42,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 23:42:42,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 23:42:42,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 23:42:42,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 23:42:42,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 23:42:42,761 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-20 23:42:42,762 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-20 23:42:42,762 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-20 23:42:42,762 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-20 23:42:42,762 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-20 23:42:42,762 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-20 23:42:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 23:42:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 23:42:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 23:42:42,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 23:42:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 23:42:42,765 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-20 23:42:42,888 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 23:42:42,890 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 23:42:43,859 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 23:42:43,872 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 23:42:43,878 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-20 23:42:43,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:42:43 BoogieIcfgContainer [2021-11-20 23:42:43,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 23:42:43,884 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 23:42:43,884 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 23:42:43,889 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 23:42:43,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:42:42" (1/3) ... [2021-11-20 23:42:43,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f674d05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:42:43, skipping insertion in model container [2021-11-20 23:42:43,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:42:42" (2/3) ... [2021-11-20 23:42:43,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f674d05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:42:43, skipping insertion in model container [2021-11-20 23:42:43,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:42:43" (3/3) ... [2021-11-20 23:42:43,893 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-nzb-file-subst.wvr.c [2021-11-20 23:42:43,901 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-20 23:42:43,901 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 23:42:43,902 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 23:42:43,903 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-20 23:42:43,984 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,985 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,986 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,986 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,986 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,986 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,986 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,987 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,987 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,987 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,987 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,988 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,988 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,988 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,989 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,989 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,989 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,989 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,990 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,990 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,990 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,990 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,990 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,991 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,991 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,991 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,991 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,991 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,991 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,992 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,992 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,992 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,992 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,992 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,993 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,993 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,993 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,993 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,994 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,994 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,994 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,994 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,996 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,996 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,996 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,996 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,996 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,997 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,997 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,997 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,998 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,998 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,998 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,998 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,998 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,998 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,999 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,999 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,999 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:43,999 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,001 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,001 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,001 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,001 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,002 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,005 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,005 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,005 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,006 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,007 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,008 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,008 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,008 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,008 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,014 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,014 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,014 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,014 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,014 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,015 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,015 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,015 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,015 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,015 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,015 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,016 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,016 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,016 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,016 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,016 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,016 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,017 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,017 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,017 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,017 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,018 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,018 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,018 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,018 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,018 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,018 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,019 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,019 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,019 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,019 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,019 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,019 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,019 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,020 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,021 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,021 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,021 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,021 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,022 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,022 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,022 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,022 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,022 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,023 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,023 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,023 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,023 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,023 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,023 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,025 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,025 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,026 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,027 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,027 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,027 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,027 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,027 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,028 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,028 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,028 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,028 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,028 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,028 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,028 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,029 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,029 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,029 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,029 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,029 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,029 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,029 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,030 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,030 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,030 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,030 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,030 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,030 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,030 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,031 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,031 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,031 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,031 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,031 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,031 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,032 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,032 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,032 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,032 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,032 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,032 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,032 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,033 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,033 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,033 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,033 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,033 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,033 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,033 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,034 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,035 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,039 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,039 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,039 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,039 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,040 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,040 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,040 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,040 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,040 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,042 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,042 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,042 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,042 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,042 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,042 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,043 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,043 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,043 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,043 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,043 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,043 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,044 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,045 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,045 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,045 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,045 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,045 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,045 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,045 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,046 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,047 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,054 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,055 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,055 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,055 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,055 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,060 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,060 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,061 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,061 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,061 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,061 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,061 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,061 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,062 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,062 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,062 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,062 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,062 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,062 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,062 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,063 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,063 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,063 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,063 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,063 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,063 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,063 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,065 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,066 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,066 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,066 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,066 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,066 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,066 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,066 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,067 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,067 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,067 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,067 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,067 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,067 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,067 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,068 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,068 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,068 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,068 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,068 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,068 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,068 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,069 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,069 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,069 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,069 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,069 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,069 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,069 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,070 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,070 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,070 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,070 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,070 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,070 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,070 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,070 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,071 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,071 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,071 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,071 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,071 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,071 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,071 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,072 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,073 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,074 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,074 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,074 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,074 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,074 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,076 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,076 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,076 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,076 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,076 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,077 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,078 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,079 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,079 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,079 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,079 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,079 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,079 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,079 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,080 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,080 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,080 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,080 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,080 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,080 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,081 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,081 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,081 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,081 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,081 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,081 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,081 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,082 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,082 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,082 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,082 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,082 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,082 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,082 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,083 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,083 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,083 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,083 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,083 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,083 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,083 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,084 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,084 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,084 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,084 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,084 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,084 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,084 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,084 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,085 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,085 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,085 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,088 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,088 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,088 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,088 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,089 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,089 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,089 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,089 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,089 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,089 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,089 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,090 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,090 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,090 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,090 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,090 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,090 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,090 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,091 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,091 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,091 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,091 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,091 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,091 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,091 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,091 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,092 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,092 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,092 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,092 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,092 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,092 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,093 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,093 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,093 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,093 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,093 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,093 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,093 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,094 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,094 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,094 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,094 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,094 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,094 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,094 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,095 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,095 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,095 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,095 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,095 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,095 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,095 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,095 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,096 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,096 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,096 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,096 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,096 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,096 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,096 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,097 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,097 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,097 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,097 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,097 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,097 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,097 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,098 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,098 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,098 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,098 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,102 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,102 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,102 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,102 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,102 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,103 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,103 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,103 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,103 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,103 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,103 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,103 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,103 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,104 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,104 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,104 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,104 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,104 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,104 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,104 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,105 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,105 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,105 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,105 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,105 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,105 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,105 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,105 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,106 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,106 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,106 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,106 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,106 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,106 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,106 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,107 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,107 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,107 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,107 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,107 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,107 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,107 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,108 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,108 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,108 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,108 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,108 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,108 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,108 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,109 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,109 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,109 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,109 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,109 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,109 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,109 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,110 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,110 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,110 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,110 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,110 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,110 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,110 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,110 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,111 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,111 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,111 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,131 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,131 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,131 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,131 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,131 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,132 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,132 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,132 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,132 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,132 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,132 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,133 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,133 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,133 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,133 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,133 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,133 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,134 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,134 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,134 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,134 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,134 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,134 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,134 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,135 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,135 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,135 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,135 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,135 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,135 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,136 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,136 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,136 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,136 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,136 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,136 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,136 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,137 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,137 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,137 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,137 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,137 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,137 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,138 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,138 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,138 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,138 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,138 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,138 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,139 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,139 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,139 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,139 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,139 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,139 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,139 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,140 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,140 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,140 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,140 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,140 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,140 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,140 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,141 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,142 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,142 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,142 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,142 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,142 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,143 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,143 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,143 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,143 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,143 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,143 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,144 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,144 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,144 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,144 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,144 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,144 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,144 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,145 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,145 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,145 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,145 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,145 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,145 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,146 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,146 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,146 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,146 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,146 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,146 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,147 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,147 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,147 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,147 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,147 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,147 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,147 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,148 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,148 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,148 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,148 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,148 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,148 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,149 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,149 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,149 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,149 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,149 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,149 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,150 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,150 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,150 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,150 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,150 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,150 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,150 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,151 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,152 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,153 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,154 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,155 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,156 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,157 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,158 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,159 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,160 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,160 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,160 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,160 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,160 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,160 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,161 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,162 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,163 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,164 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,165 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,166 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,166 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,166 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,166 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,166 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,166 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,167 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,167 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,167 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,167 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,167 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,167 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,167 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,168 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,169 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,170 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,171 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,172 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,172 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,172 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,172 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,172 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,172 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,173 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,173 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,173 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,173 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,173 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,173 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,173 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,174 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,174 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,174 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,174 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,175 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,175 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,176 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,176 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,176 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,176 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,176 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,176 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,176 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,177 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,177 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,177 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,177 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,177 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,177 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,178 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,179 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,179 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,179 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,179 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,179 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,179 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,180 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,180 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,180 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,180 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,180 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,181 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,182 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,183 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,183 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,183 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,183 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,183 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,183 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,183 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,184 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,184 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,184 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,184 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,184 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,184 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,185 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,185 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,185 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,185 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,185 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,185 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,185 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,186 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,186 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,186 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,186 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,186 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,186 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,187 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,187 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,187 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,187 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,187 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,187 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,187 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,188 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,188 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,188 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,188 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,188 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,188 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,188 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,189 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,189 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,189 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,189 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,189 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,189 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,190 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,190 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,190 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,190 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,190 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,190 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,190 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,191 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,191 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,191 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,191 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,191 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,191 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,192 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,192 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,192 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,192 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,192 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,192 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,193 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,193 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,193 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,193 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,193 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,193 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,194 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,194 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,194 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,194 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,194 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,194 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,194 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,195 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,201 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,201 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,201 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,201 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,201 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,201 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,201 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,206 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,206 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,206 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,206 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,206 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,206 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,207 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,207 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,207 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,207 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,207 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,207 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,207 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,208 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,208 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,208 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,208 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,208 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,208 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,209 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,209 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,209 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,209 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,209 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,209 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,209 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,210 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,210 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,210 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,210 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,210 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,210 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,211 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,211 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,211 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,211 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,211 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,211 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,212 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,212 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,212 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,212 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,212 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,212 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,213 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,214 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,215 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,216 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,217 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,218 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,219 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,219 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,219 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,221 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,221 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,221 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,221 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,221 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,222 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,222 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,222 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,222 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,222 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,222 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,222 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,223 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,223 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,223 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,223 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,223 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,223 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,223 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,224 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,224 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,224 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,224 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,224 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,224 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,224 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,224 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,225 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,225 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,225 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,225 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,225 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,225 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,225 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,226 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,226 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,226 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,226 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,226 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,226 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,226 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,227 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,227 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,227 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,227 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,227 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,227 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,227 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,227 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,228 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,228 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,228 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,228 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,228 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,228 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,228 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,229 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,229 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,229 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,229 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,229 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,229 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,229 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,229 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,230 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,230 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,230 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,230 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,230 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,230 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,230 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,231 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,231 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,231 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,231 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,231 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,231 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,231 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,231 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,232 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,232 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,232 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,232 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,232 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,232 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,232 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,232 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,233 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,233 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,233 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,233 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,233 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,233 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,233 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,234 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,234 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,234 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,234 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,234 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,234 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,234 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,235 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,235 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,235 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,235 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,235 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,235 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,235 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,235 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,236 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,236 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,236 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,236 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,236 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,236 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,236 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,237 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,237 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,237 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,237 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,237 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,237 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,237 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,244 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,245 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,245 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,245 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,245 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,245 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,246 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,246 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,246 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,246 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,246 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,246 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,246 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,247 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,247 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,247 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,247 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,247 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,247 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,247 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,249 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,249 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,249 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,249 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,249 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,249 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,249 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,250 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,250 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,250 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,250 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,255 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,255 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,255 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,255 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,255 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,255 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,256 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,256 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,256 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,256 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,256 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,256 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,256 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,257 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,257 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,257 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,257 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,257 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,257 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,257 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,258 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,258 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,258 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,258 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,258 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,258 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,258 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,259 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,259 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,259 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~nondet58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,259 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,259 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,259 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,260 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,260 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,260 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,260 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,263 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,263 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,263 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,264 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,264 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,264 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,264 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,264 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,264 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,264 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,265 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,266 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,266 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,266 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,269 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,269 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,269 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,269 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,269 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,269 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,270 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,270 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,270 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 23:42:44,273 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-20 23:42:44,336 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 23:42:44,353 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 [2021-11-20 23:42:44,353 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-20 23:42:44,390 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-20 23:42:44,403 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 770 places, 851 transitions, 1726 flow [2021-11-20 23:42:44,409 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 770 places, 851 transitions, 1726 flow [2021-11-20 23:42:44,411 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 770 places, 851 transitions, 1726 flow [2021-11-20 23:42:44,922 INFO L129 PetriNetUnfolder]: 91/848 cut-off events. [2021-11-20 23:42:44,922 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-11-20 23:42:44,964 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. [2021-11-20 23:42:45,137 INFO L116 LiptonReduction]: Number of co-enabled transitions 256878 [2021-11-20 23:43:23,677 INFO L131 LiptonReduction]: Checked pairs total: 225085 [2021-11-20 23:43:23,678 INFO L133 LiptonReduction]: Total number of compositions: 1059 [2021-11-20 23:43:23,686 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 52 places, 54 transitions, 132 flow [2021-11-20 23:43:23,767 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) [2021-11-20 23:43:23,774 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) [2021-11-20 23:43:23,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-20 23:43:23,795 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:23,796 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:43:23,797 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:23,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:23,802 INFO L85 PathProgramCache]: Analyzing trace with hash -969259241, now seen corresponding path program 1 times [2021-11-20 23:43:23,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:23,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591815080] [2021-11-20 23:43:23,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:23,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:24,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:43:24,055 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:24,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591815080] [2021-11-20 23:43:24,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591815080] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:24,057 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:24,057 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:43:24,058 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302147140] [2021-11-20 23:43:24,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:24,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:43:24,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:24,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:43:24,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:43:24,096 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) [2021-11-20 23:43:24,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:24,290 INFO L93 Difference]: Finished difference Result 1072 states and 4262 transitions. [2021-11-20 23:43:24,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:43:24,292 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 [2021-11-20 23:43:24,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:24,322 INFO L225 Difference]: With dead ends: 1072 [2021-11-20 23:43:24,322 INFO L226 Difference]: Without dead ends: 1072 [2021-11-20 23:43:24,323 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 [2021-11-20 23:43:24,327 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, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:24,328 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:43:24,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2021-11-20 23:43:24,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 1072. [2021-11-20 23:43:24,439 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) [2021-11-20 23:43:24,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 4262 transitions. [2021-11-20 23:43:24,450 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 4262 transitions. Word has length 19 [2021-11-20 23:43:24,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:24,450 INFO L470 AbstractCegarLoop]: Abstraction has 1072 states and 4262 transitions. [2021-11-20 23:43:24,450 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) [2021-11-20 23:43:24,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 4262 transitions. [2021-11-20 23:43:24,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-20 23:43:24,455 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:24,455 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] [2021-11-20 23:43:24,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 23:43:24,456 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:24,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:24,456 INFO L85 PathProgramCache]: Analyzing trace with hash 890956077, now seen corresponding path program 1 times [2021-11-20 23:43:24,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:24,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735277812] [2021-11-20 23:43:24,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:24,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:24,572 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-20 23:43:24,572 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:24,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735277812] [2021-11-20 23:43:24,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735277812] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:43:24,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260777319] [2021-11-20 23:43:24,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:24,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:43:24,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:43:24,575 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:43:24,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 23:43:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:24,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 23:43:24,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:43:24,827 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-20 23:43:24,827 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:43:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-20 23:43:24,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1260777319] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:43:24,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1592651162] [2021-11-20 23:43:24,927 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) [2021-11-20 23:43:24,928 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:43:24,929 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 8 [2021-11-20 23:43:24,929 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696320271] [2021-11-20 23:43:24,930 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:43:24,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 23:43:24,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:24,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 23:43:24,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2021-11-20 23:43:24,932 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) [2021-11-20 23:43:25,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:25,263 INFO L93 Difference]: Finished difference Result 1081 states and 4271 transitions. [2021-11-20 23:43:25,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 23:43:25,264 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 [2021-11-20 23:43:25,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:25,276 INFO L225 Difference]: With dead ends: 1081 [2021-11-20 23:43:25,276 INFO L226 Difference]: Without dead ends: 1081 [2021-11-20 23:43:25,277 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 [2021-11-20 23:43:25,279 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 [2021-11-20 23:43:25,279 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] [2021-11-20 23:43:25,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1081 states. [2021-11-20 23:43:25,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1081 to 1081. [2021-11-20 23:43:25,324 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) [2021-11-20 23:43:25,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 1081 states and 4271 transitions. [2021-11-20 23:43:25,336 INFO L78 Accepts]: Start accepts. Automaton has 1081 states and 4271 transitions. Word has length 22 [2021-11-20 23:43:25,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:25,337 INFO L470 AbstractCegarLoop]: Abstraction has 1081 states and 4271 transitions. [2021-11-20 23:43:25,337 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) [2021-11-20 23:43:25,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 4271 transitions. [2021-11-20 23:43:25,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-20 23:43:25,342 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:25,343 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] [2021-11-20 23:43:25,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 23:43:25,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:43:25,555 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:25,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:25,587 INFO L85 PathProgramCache]: Analyzing trace with hash 247979671, now seen corresponding path program 2 times [2021-11-20 23:43:25,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:25,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80630220] [2021-11-20 23:43:25,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:25,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:25,806 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-20 23:43:25,806 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:25,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80630220] [2021-11-20 23:43:25,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80630220] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:43:25,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [183040869] [2021-11-20 23:43:25,807 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 23:43:25,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:43:25,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:43:25,809 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:43:25,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 23:43:25,965 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-20 23:43:25,965 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:43:25,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-20 23:43:25,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:43:28,024 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-20 23:43:28,024 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 23:43:28,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [183040869] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:28,025 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 23:43:28,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2021-11-20 23:43:28,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397372855] [2021-11-20 23:43:28,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:28,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:43:28,026 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:28,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:43:28,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-20 23:43:28,027 INFO L87 Difference]: Start difference. First operand 1081 states and 4271 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) [2021-11-20 23:43:28,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:28,971 INFO L93 Difference]: Finished difference Result 1274 states and 4831 transitions. [2021-11-20 23:43:28,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:43:28,972 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 31 [2021-11-20 23:43:28,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:28,988 INFO L225 Difference]: With dead ends: 1274 [2021-11-20 23:43:28,988 INFO L226 Difference]: Without dead ends: 1267 [2021-11-20 23:43:28,989 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-11-20 23:43:28,996 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 44 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:29,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 0 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 289 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-20 23:43:29,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1267 states. [2021-11-20 23:43:29,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1267 to 1097. [2021-11-20 23:43:29,050 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) [2021-11-20 23:43:29,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 4311 transitions. [2021-11-20 23:43:29,061 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 4311 transitions. Word has length 31 [2021-11-20 23:43:29,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:29,062 INFO L470 AbstractCegarLoop]: Abstraction has 1097 states and 4311 transitions. [2021-11-20 23:43:29,062 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) [2021-11-20 23:43:29,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 4311 transitions. [2021-11-20 23:43:29,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-20 23:43:29,067 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:29,067 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] [2021-11-20 23:43:29,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 23:43:29,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:43:29,287 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:29,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:29,287 INFO L85 PathProgramCache]: Analyzing trace with hash -899644083, now seen corresponding path program 3 times [2021-11-20 23:43:29,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:29,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674589632] [2021-11-20 23:43:29,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:29,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:29,425 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-20 23:43:29,425 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:29,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674589632] [2021-11-20 23:43:29,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674589632] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:43:29,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [999787516] [2021-11-20 23:43:29,426 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-20 23:43:29,426 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:43:29,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:43:29,427 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:43:29,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-20 23:43:29,564 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-20 23:43:29,565 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:43:29,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-20 23:43:29,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:43:29,723 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-20 23:43:29,724 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:43:29,872 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-20 23:43:29,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [999787516] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:43:29,873 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1117944778] [2021-11-20 23:43:29,873 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) [2021-11-20 23:43:29,873 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:43:29,873 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2021-11-20 23:43:29,873 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880867391] [2021-11-20 23:43:29,874 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:43:29,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-20 23:43:29,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:29,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-20 23:43:29,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=166, Unknown=0, NotChecked=0, Total=272 [2021-11-20 23:43:29,875 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) [2021-11-20 23:43:30,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:30,100 INFO L93 Difference]: Finished difference Result 1100 states and 4314 transitions. [2021-11-20 23:43:30,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 23:43:30,101 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 [2021-11-20 23:43:30,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:30,113 INFO L225 Difference]: With dead ends: 1100 [2021-11-20 23:43:30,114 INFO L226 Difference]: Without dead ends: 1100 [2021-11-20 23:43:30,114 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 [2021-11-20 23:43:30,115 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:30,116 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:43:30,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2021-11-20 23:43:30,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 1100. [2021-11-20 23:43:30,159 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) [2021-11-20 23:43:30,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 4314 transitions. [2021-11-20 23:43:30,215 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 4314 transitions. Word has length 31 [2021-11-20 23:43:30,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:30,215 INFO L470 AbstractCegarLoop]: Abstraction has 1100 states and 4314 transitions. [2021-11-20 23:43:30,215 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) [2021-11-20 23:43:30,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 4314 transitions. [2021-11-20 23:43:30,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-20 23:43:30,219 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:30,219 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] [2021-11-20 23:43:30,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-20 23:43:30,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:43:30,420 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:30,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:30,421 INFO L85 PathProgramCache]: Analyzing trace with hash -688839581, now seen corresponding path program 4 times [2021-11-20 23:43:30,421 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:30,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224441853] [2021-11-20 23:43:30,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:30,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:30,888 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:30,889 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:30,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224441853] [2021-11-20 23:43:30,889 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224441853] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:30,889 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:30,890 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:43:30,890 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361238348] [2021-11-20 23:43:30,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:30,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:43:30,890 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:30,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:43:30,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:43:30,891 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) [2021-11-20 23:43:31,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:31,601 INFO L93 Difference]: Finished difference Result 1481 states and 5514 transitions. [2021-11-20 23:43:31,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:43:31,602 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 [2021-11-20 23:43:31,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:31,618 INFO L225 Difference]: With dead ends: 1481 [2021-11-20 23:43:31,619 INFO L226 Difference]: Without dead ends: 1474 [2021-11-20 23:43:31,619 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 [2021-11-20 23:43:31,620 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 76 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:31,620 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [76 Valid, 0 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-20 23:43:31,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1474 states. [2021-11-20 23:43:31,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1474 to 1104. [2021-11-20 23:43:31,669 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) [2021-11-20 23:43:31,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 4321 transitions. [2021-11-20 23:43:31,677 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 4321 transitions. Word has length 34 [2021-11-20 23:43:31,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:31,679 INFO L470 AbstractCegarLoop]: Abstraction has 1104 states and 4321 transitions. [2021-11-20 23:43:31,679 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) [2021-11-20 23:43:31,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 4321 transitions. [2021-11-20 23:43:31,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-20 23:43:31,683 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:31,684 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] [2021-11-20 23:43:31,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 23:43:31,684 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:31,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:31,685 INFO L85 PathProgramCache]: Analyzing trace with hash -266228955, now seen corresponding path program 5 times [2021-11-20 23:43:31,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:31,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745039446] [2021-11-20 23:43:31,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:31,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:32,171 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:32,171 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:32,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745039446] [2021-11-20 23:43:32,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745039446] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:32,171 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:32,172 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:43:32,172 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217111143] [2021-11-20 23:43:32,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:32,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:43:32,172 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:32,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:43:32,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:43:32,173 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) [2021-11-20 23:43:32,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:32,790 INFO L93 Difference]: Finished difference Result 1241 states and 4664 transitions. [2021-11-20 23:43:32,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:43:32,791 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 [2021-11-20 23:43:32,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:32,806 INFO L225 Difference]: With dead ends: 1241 [2021-11-20 23:43:32,806 INFO L226 Difference]: Without dead ends: 1234 [2021-11-20 23:43:32,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-20 23:43:32,810 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 [2021-11-20 23:43:32,811 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] [2021-11-20 23:43:32,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1234 states. [2021-11-20 23:43:32,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1234 to 1108. [2021-11-20 23:43:32,869 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) [2021-11-20 23:43:32,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 4336 transitions. [2021-11-20 23:43:32,879 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 4336 transitions. Word has length 34 [2021-11-20 23:43:32,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:32,881 INFO L470 AbstractCegarLoop]: Abstraction has 1108 states and 4336 transitions. [2021-11-20 23:43:32,882 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) [2021-11-20 23:43:32,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 4336 transitions. [2021-11-20 23:43:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-20 23:43:32,888 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:32,888 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] [2021-11-20 23:43:32,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 23:43:32,889 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:32,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:32,889 INFO L85 PathProgramCache]: Analyzing trace with hash 851764097, now seen corresponding path program 6 times [2021-11-20 23:43:32,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:32,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351209889] [2021-11-20 23:43:32,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:32,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:33,454 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:33,455 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:33,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351209889] [2021-11-20 23:43:33,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351209889] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:33,455 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:33,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:43:33,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449362582] [2021-11-20 23:43:33,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:33,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:43:33,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:33,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:43:33,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:43:33,457 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) [2021-11-20 23:43:34,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:34,406 INFO L93 Difference]: Finished difference Result 2841 states and 11240 transitions. [2021-11-20 23:43:34,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 23:43:34,407 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 [2021-11-20 23:43:34,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:34,438 INFO L225 Difference]: With dead ends: 2841 [2021-11-20 23:43:34,438 INFO L226 Difference]: Without dead ends: 2834 [2021-11-20 23:43:34,438 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 [2021-11-20 23:43:34,439 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 [2021-11-20 23:43:34,439 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] [2021-11-20 23:43:34,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2834 states. [2021-11-20 23:43:34,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2834 to 1110. [2021-11-20 23:43:34,509 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) [2021-11-20 23:43:34,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 1110 states and 4339 transitions. [2021-11-20 23:43:34,516 INFO L78 Accepts]: Start accepts. Automaton has 1110 states and 4339 transitions. Word has length 34 [2021-11-20 23:43:34,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:34,516 INFO L470 AbstractCegarLoop]: Abstraction has 1110 states and 4339 transitions. [2021-11-20 23:43:34,517 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) [2021-11-20 23:43:34,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 4339 transitions. [2021-11-20 23:43:34,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-20 23:43:34,521 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:34,522 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] [2021-11-20 23:43:34,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-20 23:43:34,522 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:34,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:34,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1696025893, now seen corresponding path program 7 times [2021-11-20 23:43:34,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:34,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119828385] [2021-11-20 23:43:34,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:34,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:34,834 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:34,834 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:34,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119828385] [2021-11-20 23:43:34,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119828385] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:34,834 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:34,834 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:43:34,834 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553536469] [2021-11-20 23:43:34,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:34,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:43:34,835 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:34,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:43:34,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:43:34,836 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) [2021-11-20 23:43:35,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:35,398 INFO L93 Difference]: Finished difference Result 1829 states and 6966 transitions. [2021-11-20 23:43:35,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:43:35,408 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 [2021-11-20 23:43:35,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:35,435 INFO L225 Difference]: With dead ends: 1829 [2021-11-20 23:43:35,435 INFO L226 Difference]: Without dead ends: 1822 [2021-11-20 23:43:35,435 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-20 23:43:35,436 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 63 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 339 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:35,436 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [63 Valid, 0 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 339 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-20 23:43:35,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1822 states. [2021-11-20 23:43:35,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1822 to 1112. [2021-11-20 23:43:35,488 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) [2021-11-20 23:43:35,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 4348 transitions. [2021-11-20 23:43:35,494 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 4348 transitions. Word has length 34 [2021-11-20 23:43:35,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:35,495 INFO L470 AbstractCegarLoop]: Abstraction has 1112 states and 4348 transitions. [2021-11-20 23:43:35,495 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) [2021-11-20 23:43:35,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 4348 transitions. [2021-11-20 23:43:35,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-20 23:43:35,500 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:35,500 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] [2021-11-20 23:43:35,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-20 23:43:35,500 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:35,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:35,501 INFO L85 PathProgramCache]: Analyzing trace with hash -364833909, now seen corresponding path program 8 times [2021-11-20 23:43:35,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:35,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507031475] [2021-11-20 23:43:35,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:35,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:35,943 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:35,944 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:35,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507031475] [2021-11-20 23:43:35,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507031475] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:35,944 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:35,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:43:35,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903800725] [2021-11-20 23:43:35,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:35,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:43:35,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:35,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:43:35,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:43:35,945 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) [2021-11-20 23:43:36,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:36,887 INFO L93 Difference]: Finished difference Result 2827 states and 10981 transitions. [2021-11-20 23:43:36,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 23:43:36,888 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 [2021-11-20 23:43:36,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:36,918 INFO L225 Difference]: With dead ends: 2827 [2021-11-20 23:43:36,919 INFO L226 Difference]: Without dead ends: 2820 [2021-11-20 23:43:36,919 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 [2021-11-20 23:43:36,920 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 116 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.6s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:36,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [116 Valid, 0 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-20 23:43:36,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2820 states. [2021-11-20 23:43:36,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2820 to 1112. [2021-11-20 23:43:36,983 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) [2021-11-20 23:43:36,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 1112 states and 4348 transitions. [2021-11-20 23:43:36,989 INFO L78 Accepts]: Start accepts. Automaton has 1112 states and 4348 transitions. Word has length 34 [2021-11-20 23:43:36,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:36,990 INFO L470 AbstractCegarLoop]: Abstraction has 1112 states and 4348 transitions. [2021-11-20 23:43:36,990 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) [2021-11-20 23:43:36,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 4348 transitions. [2021-11-20 23:43:36,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-20 23:43:36,994 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:36,995 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] [2021-11-20 23:43:36,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-20 23:43:36,995 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:36,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:36,996 INFO L85 PathProgramCache]: Analyzing trace with hash 895633433, now seen corresponding path program 1 times [2021-11-20 23:43:36,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:36,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102152536] [2021-11-20 23:43:36,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:36,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:37,065 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:37,065 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:37,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102152536] [2021-11-20 23:43:37,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102152536] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:37,066 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:37,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:43:37,066 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77346381] [2021-11-20 23:43:37,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:37,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:43:37,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:37,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:43:37,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:43:37,068 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) [2021-11-20 23:43:37,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:37,218 INFO L93 Difference]: Finished difference Result 1562 states and 6173 transitions. [2021-11-20 23:43:37,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:43:37,219 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 [2021-11-20 23:43:37,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:37,235 INFO L225 Difference]: With dead ends: 1562 [2021-11-20 23:43:37,236 INFO L226 Difference]: Without dead ends: 1562 [2021-11-20 23:43:37,236 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 [2021-11-20 23:43:37,237 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 [2021-11-20 23:43:37,238 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] [2021-11-20 23:43:37,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1562 states. [2021-11-20 23:43:37,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1562 to 1202. [2021-11-20 23:43:37,297 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) [2021-11-20 23:43:37,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1202 states and 4695 transitions. [2021-11-20 23:43:37,304 INFO L78 Accepts]: Start accepts. Automaton has 1202 states and 4695 transitions. Word has length 35 [2021-11-20 23:43:37,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:37,305 INFO L470 AbstractCegarLoop]: Abstraction has 1202 states and 4695 transitions. [2021-11-20 23:43:37,305 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) [2021-11-20 23:43:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 4695 transitions. [2021-11-20 23:43:37,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-20 23:43:37,310 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:37,311 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] [2021-11-20 23:43:37,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-20 23:43:37,311 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:37,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:37,312 INFO L85 PathProgramCache]: Analyzing trace with hash -445575261, now seen corresponding path program 1 times [2021-11-20 23:43:37,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:37,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886372066] [2021-11-20 23:43:37,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:37,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:37,403 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:37,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886372066] [2021-11-20 23:43:37,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886372066] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:37,404 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:37,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:43:37,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427949779] [2021-11-20 23:43:37,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:37,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:43:37,405 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:37,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:43:37,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:43:37,406 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) [2021-11-20 23:43:37,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:37,601 INFO L93 Difference]: Finished difference Result 1814 states and 7203 transitions. [2021-11-20 23:43:37,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:43:37,602 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 [2021-11-20 23:43:37,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:37,613 INFO L225 Difference]: With dead ends: 1814 [2021-11-20 23:43:37,614 INFO L226 Difference]: Without dead ends: 1814 [2021-11-20 23:43:37,614 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 [2021-11-20 23:43:37,615 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 26 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2021-11-20 23:43:37,615 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] [2021-11-20 23:43:37,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1814 states. [2021-11-20 23:43:37,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1814 to 1304. [2021-11-20 23:43:37,669 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) [2021-11-20 23:43:37,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 5079 transitions. [2021-11-20 23:43:37,675 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 5079 transitions. Word has length 35 [2021-11-20 23:43:37,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:37,676 INFO L470 AbstractCegarLoop]: Abstraction has 1304 states and 5079 transitions. [2021-11-20 23:43:37,676 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) [2021-11-20 23:43:37,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 5079 transitions. [2021-11-20 23:43:37,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-20 23:43:37,681 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:37,681 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] [2021-11-20 23:43:37,681 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-20 23:43:37,682 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:37,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:37,682 INFO L85 PathProgramCache]: Analyzing trace with hash 866067362, now seen corresponding path program 1 times [2021-11-20 23:43:37,682 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:37,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828472509] [2021-11-20 23:43:37,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:37,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:37,753 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:37,753 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:37,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828472509] [2021-11-20 23:43:37,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828472509] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:37,754 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:37,754 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:43:37,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522255415] [2021-11-20 23:43:37,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:37,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:43:37,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:37,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:43:37,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:43:37,756 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) [2021-11-20 23:43:37,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:37,885 INFO L93 Difference]: Finished difference Result 1618 states and 6289 transitions. [2021-11-20 23:43:37,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:43:37,886 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 [2021-11-20 23:43:37,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:37,895 INFO L225 Difference]: With dead ends: 1618 [2021-11-20 23:43:37,895 INFO L226 Difference]: Without dead ends: 1618 [2021-11-20 23:43:37,895 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 [2021-11-20 23:43:37,896 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, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:37,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 0 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:43:37,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1618 states. [2021-11-20 23:43:37,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1618 to 1618. [2021-11-20 23:43:37,949 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) [2021-11-20 23:43:37,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1618 states and 6289 transitions. [2021-11-20 23:43:37,958 INFO L78 Accepts]: Start accepts. Automaton has 1618 states and 6289 transitions. Word has length 35 [2021-11-20 23:43:37,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:37,958 INFO L470 AbstractCegarLoop]: Abstraction has 1618 states and 6289 transitions. [2021-11-20 23:43:37,958 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) [2021-11-20 23:43:37,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 6289 transitions. [2021-11-20 23:43:37,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-20 23:43:37,964 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:37,964 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] [2021-11-20 23:43:37,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-20 23:43:37,965 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:37,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:37,965 INFO L85 PathProgramCache]: Analyzing trace with hash 679358617, now seen corresponding path program 1 times [2021-11-20 23:43:37,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:37,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405355026] [2021-11-20 23:43:37,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:37,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:38,131 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:43:38,131 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:38,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405355026] [2021-11-20 23:43:38,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405355026] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:38,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:38,132 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:43:38,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58066122] [2021-11-20 23:43:38,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:38,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:43:38,133 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:38,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:43:38,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:43:38,133 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) [2021-11-20 23:43:38,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:38,403 INFO L93 Difference]: Finished difference Result 1989 states and 7407 transitions. [2021-11-20 23:43:38,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:43:38,403 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 [2021-11-20 23:43:38,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:38,413 INFO L225 Difference]: With dead ends: 1989 [2021-11-20 23:43:38,413 INFO L226 Difference]: Without dead ends: 1830 [2021-11-20 23:43:38,414 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 [2021-11-20 23:43:38,415 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 41 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:38,415 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 0 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:43:38,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1830 states. [2021-11-20 23:43:38,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1830 to 1678. [2021-11-20 23:43:38,479 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) [2021-11-20 23:43:38,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1678 states and 6443 transitions. [2021-11-20 23:43:38,489 INFO L78 Accepts]: Start accepts. Automaton has 1678 states and 6443 transitions. Word has length 36 [2021-11-20 23:43:38,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:38,490 INFO L470 AbstractCegarLoop]: Abstraction has 1678 states and 6443 transitions. [2021-11-20 23:43:38,490 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) [2021-11-20 23:43:38,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 6443 transitions. [2021-11-20 23:43:38,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-20 23:43:38,496 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:38,497 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] [2021-11-20 23:43:38,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-20 23:43:38,497 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:38,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:38,498 INFO L85 PathProgramCache]: Analyzing trace with hash -356647971, now seen corresponding path program 2 times [2021-11-20 23:43:38,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:38,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134028509] [2021-11-20 23:43:38,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:38,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:38,850 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:43:38,851 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:38,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134028509] [2021-11-20 23:43:38,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134028509] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:38,851 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:38,851 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:43:38,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547549022] [2021-11-20 23:43:38,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:38,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:43:38,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:38,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:43:38,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:43:38,853 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) [2021-11-20 23:43:39,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:39,098 INFO L93 Difference]: Finished difference Result 1899 states and 7058 transitions. [2021-11-20 23:43:39,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:43:39,101 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 [2021-11-20 23:43:39,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:39,109 INFO L225 Difference]: With dead ends: 1899 [2021-11-20 23:43:39,109 INFO L226 Difference]: Without dead ends: 1748 [2021-11-20 23:43:39,110 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 [2021-11-20 23:43:39,111 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, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:39,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 0 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:43:39,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1748 states. [2021-11-20 23:43:39,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1748 to 1698. [2021-11-20 23:43:39,169 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) [2021-11-20 23:43:39,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1698 states and 6449 transitions. [2021-11-20 23:43:39,178 INFO L78 Accepts]: Start accepts. Automaton has 1698 states and 6449 transitions. Word has length 36 [2021-11-20 23:43:39,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:39,178 INFO L470 AbstractCegarLoop]: Abstraction has 1698 states and 6449 transitions. [2021-11-20 23:43:39,178 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) [2021-11-20 23:43:39,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 6449 transitions. [2021-11-20 23:43:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-20 23:43:39,186 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:39,186 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] [2021-11-20 23:43:39,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-20 23:43:39,187 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:39,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:39,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1838710255, now seen corresponding path program 1 times [2021-11-20 23:43:39,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:39,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820484679] [2021-11-20 23:43:39,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:39,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:39,354 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:39,354 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:39,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820484679] [2021-11-20 23:43:39,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820484679] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:39,355 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:39,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:43:39,355 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868282467] [2021-11-20 23:43:39,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:39,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:43:39,356 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:39,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:43:39,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:43:39,357 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) [2021-11-20 23:43:39,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:39,687 INFO L93 Difference]: Finished difference Result 3142 states and 11982 transitions. [2021-11-20 23:43:39,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:43:39,688 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 [2021-11-20 23:43:39,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:39,704 INFO L225 Difference]: With dead ends: 3142 [2021-11-20 23:43:39,704 INFO L226 Difference]: Without dead ends: 3142 [2021-11-20 23:43:39,704 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 [2021-11-20 23:43:39,705 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 49 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2021-11-20 23:43:39,706 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] [2021-11-20 23:43:39,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3142 states. [2021-11-20 23:43:39,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3142 to 2242. [2021-11-20 23:43:39,793 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) [2021-11-20 23:43:39,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 2242 states and 8561 transitions. [2021-11-20 23:43:39,805 INFO L78 Accepts]: Start accepts. Automaton has 2242 states and 8561 transitions. Word has length 41 [2021-11-20 23:43:39,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:39,805 INFO L470 AbstractCegarLoop]: Abstraction has 2242 states and 8561 transitions. [2021-11-20 23:43:39,805 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) [2021-11-20 23:43:39,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 8561 transitions. [2021-11-20 23:43:39,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-20 23:43:39,814 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:39,815 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] [2021-11-20 23:43:39,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-20 23:43:39,815 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:39,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:39,816 INFO L85 PathProgramCache]: Analyzing trace with hash 112549019, now seen corresponding path program 2 times [2021-11-20 23:43:39,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:39,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478776026] [2021-11-20 23:43:39,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:39,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:40,082 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:40,083 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:40,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478776026] [2021-11-20 23:43:40,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478776026] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:40,083 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:40,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 23:43:40,084 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611826918] [2021-11-20 23:43:40,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:40,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 23:43:40,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:40,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 23:43:40,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-20 23:43:40,085 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) [2021-11-20 23:43:40,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:40,444 INFO L93 Difference]: Finished difference Result 2896 states and 10951 transitions. [2021-11-20 23:43:40,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 23:43:40,445 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 [2021-11-20 23:43:40,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:40,460 INFO L225 Difference]: With dead ends: 2896 [2021-11-20 23:43:40,460 INFO L226 Difference]: Without dead ends: 2896 [2021-11-20 23:43:40,460 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 [2021-11-20 23:43:40,461 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 89 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:40,461 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [89 Valid, 0 Invalid, 314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-20 23:43:40,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2896 states. [2021-11-20 23:43:40,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2896 to 2242. [2021-11-20 23:43:40,541 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) [2021-11-20 23:43:40,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 2242 states and 8561 transitions. [2021-11-20 23:43:40,587 INFO L78 Accepts]: Start accepts. Automaton has 2242 states and 8561 transitions. Word has length 41 [2021-11-20 23:43:40,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:40,587 INFO L470 AbstractCegarLoop]: Abstraction has 2242 states and 8561 transitions. [2021-11-20 23:43:40,588 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) [2021-11-20 23:43:40,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 8561 transitions. [2021-11-20 23:43:40,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-20 23:43:40,596 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:40,597 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] [2021-11-20 23:43:40,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-20 23:43:40,597 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:40,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:40,598 INFO L85 PathProgramCache]: Analyzing trace with hash 366237224, now seen corresponding path program 1 times [2021-11-20 23:43:40,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:40,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536135525] [2021-11-20 23:43:40,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:40,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:40,985 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:43:40,985 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:40,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536135525] [2021-11-20 23:43:40,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536135525] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:43:40,986 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:43:40,986 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:43:40,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991002049] [2021-11-20 23:43:40,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:43:40,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:43:40,987 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:40,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:43:40,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:43:40,988 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) [2021-11-20 23:43:41,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:41,421 INFO L93 Difference]: Finished difference Result 2461 states and 9056 transitions. [2021-11-20 23:43:41,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:43:41,422 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 [2021-11-20 23:43:41,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:41,433 INFO L225 Difference]: With dead ends: 2461 [2021-11-20 23:43:41,433 INFO L226 Difference]: Without dead ends: 2454 [2021-11-20 23:43:41,434 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 [2021-11-20 23:43:41,434 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 64 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.4s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:41,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [64 Valid, 0 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-20 23:43:41,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2454 states. [2021-11-20 23:43:41,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2454 to 2290. [2021-11-20 23:43:41,510 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) [2021-11-20 23:43:41,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 2290 states and 8692 transitions. [2021-11-20 23:43:41,522 INFO L78 Accepts]: Start accepts. Automaton has 2290 states and 8692 transitions. Word has length 42 [2021-11-20 23:43:41,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:41,522 INFO L470 AbstractCegarLoop]: Abstraction has 2290 states and 8692 transitions. [2021-11-20 23:43:41,523 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) [2021-11-20 23:43:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 8692 transitions. [2021-11-20 23:43:41,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-20 23:43:41,532 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:41,532 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] [2021-11-20 23:43:41,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-20 23:43:41,533 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:41,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:41,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1766903246, now seen corresponding path program 2 times [2021-11-20 23:43:41,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:41,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38123170] [2021-11-20 23:43:41,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:41,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:41,711 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:41,711 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:41,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38123170] [2021-11-20 23:43:41,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38123170] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:43:41,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [983328337] [2021-11-20 23:43:41,712 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 23:43:41,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:43:41,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:43:41,714 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:43:41,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-20 23:43:41,879 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 23:43:41,880 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:43:41,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-20 23:43:41,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:43:42,313 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:43:42,314 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 [2021-11-20 23:43:42,590 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:42,590 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:43:44,845 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:43:44,845 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 [2021-11-20 23:43:44,992 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:44,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [983328337] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:43:44,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [99890426] [2021-11-20 23:43:44,993 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) [2021-11-20 23:43:44,994 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:43:44,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 8, 9] total 19 [2021-11-20 23:43:44,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265449529] [2021-11-20 23:43:44,995 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:43:44,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-20 23:43:44,996 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:44,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-20 23:43:44,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2021-11-20 23:43:44,997 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) [2021-11-20 23:43:53,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:53,631 INFO L93 Difference]: Finished difference Result 7980 states and 29942 transitions. [2021-11-20 23:43:53,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-11-20 23:43:53,632 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 [2021-11-20 23:43:53,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:53,663 INFO L225 Difference]: With dead ends: 7980 [2021-11-20 23:43:53,664 INFO L226 Difference]: Without dead ends: 7291 [2021-11-20 23:43:53,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1083 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=500, Invalid=3406, Unknown=0, NotChecked=0, Total=3906 [2021-11-20 23:43:53,666 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 175 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 1262 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 601 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:53,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [175 Valid, 0 Invalid, 1873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1262 Invalid, 0 Unknown, 601 Unchecked, 1.3s Time] [2021-11-20 23:43:53,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7291 states. [2021-11-20 23:43:53,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7291 to 4895. [2021-11-20 23:43:53,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4895 states, 4894 states have (on average 3.8612586841029835) internal successors, (18897), 4894 states have internal predecessors, (18897), 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) [2021-11-20 23:43:53,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 4895 states and 18897 transitions. [2021-11-20 23:43:53,898 INFO L78 Accepts]: Start accepts. Automaton has 4895 states and 18897 transitions. Word has length 42 [2021-11-20 23:43:53,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:53,898 INFO L470 AbstractCegarLoop]: Abstraction has 4895 states and 18897 transitions. [2021-11-20 23:43:53,898 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) [2021-11-20 23:43:53,899 INFO L276 IsEmpty]: Start isEmpty. Operand 4895 states and 18897 transitions. [2021-11-20 23:43:53,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-20 23:43:53,914 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:53,914 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] [2021-11-20 23:43:53,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-20 23:43:54,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-20 23:43:54,135 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:54,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:54,135 INFO L85 PathProgramCache]: Analyzing trace with hash 107560782, now seen corresponding path program 3 times [2021-11-20 23:43:54,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:54,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799061891] [2021-11-20 23:43:54,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:54,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:54,388 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:54,389 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:54,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799061891] [2021-11-20 23:43:54,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799061891] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:43:54,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [435795541] [2021-11-20 23:43:54,390 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-20 23:43:54,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:43:54,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:43:54,391 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:43:54,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-20 23:43:54,631 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-20 23:43:54,631 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:43:54,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-20 23:43:54,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:43:54,991 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:54,991 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:43:56,069 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:56,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [435795541] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:43:56,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1260688101] [2021-11-20 23:43:56,070 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) [2021-11-20 23:43:56,072 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:43:56,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-20 23:43:56,073 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305248527] [2021-11-20 23:43:56,073 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:43:56,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 23:43:56,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:43:56,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 23:43:56,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-20 23:43:56,076 INFO L87 Difference]: Start difference. First operand 4895 states and 18897 transitions. Second operand has 8 states, 7 states have (on average 8.428571428571429) internal successors, (59), 8 states have internal predecessors, (59), 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) [2021-11-20 23:43:56,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:43:56,829 INFO L93 Difference]: Finished difference Result 7683 states and 28807 transitions. [2021-11-20 23:43:56,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 23:43:56,829 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 8.428571428571429) internal successors, (59), 8 states have internal predecessors, (59), 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 [2021-11-20 23:43:56,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:43:56,861 INFO L225 Difference]: With dead ends: 7683 [2021-11-20 23:43:56,861 INFO L226 Difference]: Without dead ends: 7466 [2021-11-20 23:43:56,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 77 SyntacticMatches, 3 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-11-20 23:43:56,862 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 127 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 522 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-20 23:43:56,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [127 Valid, 0 Invalid, 527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 522 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-20 23:43:56,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7466 states. [2021-11-20 23:43:57,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7466 to 4677. [2021-11-20 23:43:57,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4677 states, 4676 states have (on average 3.871043627031651) internal successors, (18101), 4676 states have internal predecessors, (18101), 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) [2021-11-20 23:43:57,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4677 states to 4677 states and 18101 transitions. [2021-11-20 23:43:57,100 INFO L78 Accepts]: Start accepts. Automaton has 4677 states and 18101 transitions. Word has length 42 [2021-11-20 23:43:57,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:43:57,101 INFO L470 AbstractCegarLoop]: Abstraction has 4677 states and 18101 transitions. [2021-11-20 23:43:57,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 8.428571428571429) internal successors, (59), 8 states have internal predecessors, (59), 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) [2021-11-20 23:43:57,101 INFO L276 IsEmpty]: Start isEmpty. Operand 4677 states and 18101 transitions. [2021-11-20 23:43:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-20 23:43:57,118 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:43:57,118 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] [2021-11-20 23:43:57,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-20 23:43:57,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:43:57,343 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:43:57,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:43:57,343 INFO L85 PathProgramCache]: Analyzing trace with hash 1171601048, now seen corresponding path program 4 times [2021-11-20 23:43:57,343 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:43:57,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297518579] [2021-11-20 23:43:57,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:43:57,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:43:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:57,550 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:57,551 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:43:57,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297518579] [2021-11-20 23:43:57,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297518579] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:43:57,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [216184594] [2021-11-20 23:43:57,552 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-20 23:43:57,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:43:57,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:43:57,555 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:43:57,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-20 23:43:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:43:57,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-20 23:43:57,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:43:58,044 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:43:58,045 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 [2021-11-20 23:43:58,295 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:43:58,295 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:44:00,111 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:44:00,111 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 [2021-11-20 23:44:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:44:00,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [216184594] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:44:00,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1830835654] [2021-11-20 23:44:00,199 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) [2021-11-20 23:44:00,200 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:44:00,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 8, 9] total 19 [2021-11-20 23:44:00,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99351133] [2021-11-20 23:44:00,201 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:44:00,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-20 23:44:00,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:00,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-20 23:44:00,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2021-11-20 23:44:00,202 INFO L87 Difference]: Start difference. First operand 4677 states and 18101 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) [2021-11-20 23:44:04,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:04,878 INFO L93 Difference]: Finished difference Result 13430 states and 49746 transitions. [2021-11-20 23:44:04,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-11-20 23:44:04,879 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 [2021-11-20 23:44:04,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:04,919 INFO L225 Difference]: With dead ends: 13430 [2021-11-20 23:44:04,919 INFO L226 Difference]: Without dead ends: 12679 [2021-11-20 23:44:04,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 87 SyntacticMatches, 3 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1117 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=795, Invalid=3365, Unknown=0, NotChecked=0, Total=4160 [2021-11-20 23:44:04,922 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 664 mSDsluCounter, 1187 mSDsCounter, 0 mSdLazyCounter, 3077 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 664 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 4593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 3077 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1464 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:04,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [664 Valid, 0 Invalid, 4593 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 3077 Invalid, 0 Unknown, 1464 Unchecked, 2.4s Time] [2021-11-20 23:44:04,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12679 states. [2021-11-20 23:44:05,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12679 to 4551. [2021-11-20 23:44:05,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4551 states, 4550 states have (on average 3.864835164835165) internal successors, (17585), 4550 states have internal predecessors, (17585), 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) [2021-11-20 23:44:05,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4551 states to 4551 states and 17585 transitions. [2021-11-20 23:44:05,267 INFO L78 Accepts]: Start accepts. Automaton has 4551 states and 17585 transitions. Word has length 42 [2021-11-20 23:44:05,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:05,268 INFO L470 AbstractCegarLoop]: Abstraction has 4551 states and 17585 transitions. [2021-11-20 23:44:05,268 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) [2021-11-20 23:44:05,268 INFO L276 IsEmpty]: Start isEmpty. Operand 4551 states and 17585 transitions. [2021-11-20 23:44:05,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-20 23:44:05,284 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:05,284 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] [2021-11-20 23:44:05,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-20 23:44:05,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:44:05,499 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:05,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:05,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1360722392, now seen corresponding path program 5 times [2021-11-20 23:44:05,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:05,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777735821] [2021-11-20 23:44:05,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:05,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:06,203 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:44:06,203 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:06,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777735821] [2021-11-20 23:44:06,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777735821] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:44:06,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1462165713] [2021-11-20 23:44:06,204 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 23:44:06,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:44:06,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:44:06,205 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:44:06,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-20 23:44:06,393 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 23:44:06,394 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:44:06,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-20 23:44:06,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:44:06,609 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:44:06,609 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:44:07,462 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:44:07,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1462165713] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:44:07,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [323647471] [2021-11-20 23:44:07,462 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) [2021-11-20 23:44:07,464 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:44:07,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 4, 4] total 19 [2021-11-20 23:44:07,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908898394] [2021-11-20 23:44:07,465 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:44:07,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-20 23:44:07,465 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:07,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-20 23:44:07,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2021-11-20 23:44:07,466 INFO L87 Difference]: Start difference. First operand 4551 states and 17585 transitions. Second operand has 20 states, 19 states have (on average 3.736842105263158) internal successors, (71), 20 states have internal predecessors, (71), 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) [2021-11-20 23:44:12,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:12,864 INFO L93 Difference]: Finished difference Result 11861 states and 43429 transitions. [2021-11-20 23:44:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-11-20 23:44:12,865 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 3.736842105263158) internal successors, (71), 20 states have internal predecessors, (71), 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 [2021-11-20 23:44:12,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:12,908 INFO L225 Difference]: With dead ends: 11861 [2021-11-20 23:44:12,908 INFO L226 Difference]: Without dead ends: 11164 [2021-11-20 23:44:12,910 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1038 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=1074, Invalid=3348, Unknown=0, NotChecked=0, Total=4422 [2021-11-20 23:44:12,911 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 912 mSDsluCounter, 807 mSDsCounter, 0 mSdLazyCounter, 3436 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 912 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 3436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:12,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [912 Valid, 0 Invalid, 3536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 3436 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2021-11-20 23:44:12,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11164 states. [2021-11-20 23:44:13,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11164 to 4814. [2021-11-20 23:44:13,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4814 states, 4813 states have (on average 3.861832536879285) internal successors, (18587), 4813 states have internal predecessors, (18587), 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) [2021-11-20 23:44:13,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4814 states to 4814 states and 18587 transitions. [2021-11-20 23:44:13,220 INFO L78 Accepts]: Start accepts. Automaton has 4814 states and 18587 transitions. Word has length 42 [2021-11-20 23:44:13,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:13,221 INFO L470 AbstractCegarLoop]: Abstraction has 4814 states and 18587 transitions. [2021-11-20 23:44:13,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 3.736842105263158) internal successors, (71), 20 states have internal predecessors, (71), 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) [2021-11-20 23:44:13,222 INFO L276 IsEmpty]: Start isEmpty. Operand 4814 states and 18587 transitions. [2021-11-20 23:44:13,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-20 23:44:13,242 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:13,242 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] [2021-11-20 23:44:13,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-20 23:44:13,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-11-20 23:44:13,459 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:13,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:13,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1600486703, now seen corresponding path program 1 times [2021-11-20 23:44:13,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:13,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393204007] [2021-11-20 23:44:13,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:13,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:13,594 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:44:13,594 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:13,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393204007] [2021-11-20 23:44:13,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393204007] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:13,595 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:44:13,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:44:13,596 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155863811] [2021-11-20 23:44:13,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:13,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:44:13,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:13,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:44:13,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:44:13,597 INFO L87 Difference]: Start difference. First operand 4814 states and 18587 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) [2021-11-20 23:44:13,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:13,814 INFO L93 Difference]: Finished difference Result 5033 states and 19075 transitions. [2021-11-20 23:44:13,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:44:13,816 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 [2021-11-20 23:44:13,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:13,835 INFO L225 Difference]: With dead ends: 5033 [2021-11-20 23:44:13,836 INFO L226 Difference]: Without dead ends: 4866 [2021-11-20 23:44:13,836 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 [2021-11-20 23:44:13,837 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 42 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:13,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 0 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:44:13,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4866 states. [2021-11-20 23:44:13,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4866 to 4802. [2021-11-20 23:44:13,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4802 states, 4801 states have (on average 3.8648198292022493) internal successors, (18555), 4801 states have internal predecessors, (18555), 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) [2021-11-20 23:44:13,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4802 states to 4802 states and 18555 transitions. [2021-11-20 23:44:13,998 INFO L78 Accepts]: Start accepts. Automaton has 4802 states and 18555 transitions. Word has length 42 [2021-11-20 23:44:13,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:13,998 INFO L470 AbstractCegarLoop]: Abstraction has 4802 states and 18555 transitions. [2021-11-20 23:44:13,999 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) [2021-11-20 23:44:13,999 INFO L276 IsEmpty]: Start isEmpty. Operand 4802 states and 18555 transitions. [2021-11-20 23:44:14,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-20 23:44:14,013 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:14,013 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] [2021-11-20 23:44:14,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-20 23:44:14,014 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:14,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:14,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1875576813, now seen corresponding path program 2 times [2021-11-20 23:44:14,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:14,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752039915] [2021-11-20 23:44:14,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:14,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:14,133 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:44:14,133 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:14,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752039915] [2021-11-20 23:44:14,134 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752039915] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:44:14,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [830076209] [2021-11-20 23:44:14,134 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 23:44:14,134 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:44:14,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:44:14,135 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:44:14,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-20 23:44:14,302 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 23:44:14,302 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:44:14,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-20 23:44:14,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:44:14,434 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:44:14,434 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:44:14,629 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:44:14,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [830076209] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:44:14,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [937427076] [2021-11-20 23:44:14,632 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) [2021-11-20 23:44:14,632 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:44:14,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2021-11-20 23:44:14,632 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511574209] [2021-11-20 23:44:14,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:44:14,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 23:44:14,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:14,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 23:44:14,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-20 23:44:14,634 INFO L87 Difference]: Start difference. First operand 4802 states and 18555 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) [2021-11-20 23:44:14,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:14,909 INFO L93 Difference]: Finished difference Result 4871 states and 18690 transitions. [2021-11-20 23:44:14,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:44:14,909 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 [2021-11-20 23:44:14,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:14,920 INFO L225 Difference]: With dead ends: 4871 [2021-11-20 23:44:14,920 INFO L226 Difference]: Without dead ends: 4716 [2021-11-20 23:44:14,920 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 [2021-11-20 23:44:14,921 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 49 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:14,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 0 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:44:14,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4716 states. [2021-11-20 23:44:15,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4716 to 4674. [2021-11-20 23:44:15,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4674 states, 4673 states have (on average 3.8773806976246523) internal successors, (18119), 4673 states have internal predecessors, (18119), 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) [2021-11-20 23:44:15,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4674 states to 4674 states and 18119 transitions. [2021-11-20 23:44:15,063 INFO L78 Accepts]: Start accepts. Automaton has 4674 states and 18119 transitions. Word has length 42 [2021-11-20 23:44:15,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:15,063 INFO L470 AbstractCegarLoop]: Abstraction has 4674 states and 18119 transitions. [2021-11-20 23:44:15,064 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) [2021-11-20 23:44:15,064 INFO L276 IsEmpty]: Start isEmpty. Operand 4674 states and 18119 transitions. [2021-11-20 23:44:15,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-20 23:44:15,078 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:15,078 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] [2021-11-20 23:44:15,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-20 23:44:15,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-11-20 23:44:15,298 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:15,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:15,298 INFO L85 PathProgramCache]: Analyzing trace with hash 972679160, now seen corresponding path program 6 times [2021-11-20 23:44:15,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:15,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198827726] [2021-11-20 23:44:15,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:15,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:15,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:15,498 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:44:15,498 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:15,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198827726] [2021-11-20 23:44:15,499 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198827726] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:15,499 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:44:15,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:44:15,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293907554] [2021-11-20 23:44:15,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:15,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:44:15,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:15,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:44:15,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:44:15,500 INFO L87 Difference]: Start difference. First operand 4674 states and 18119 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) [2021-11-20 23:44:15,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:15,867 INFO L93 Difference]: Finished difference Result 5171 states and 19368 transitions. [2021-11-20 23:44:15,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:44:15,868 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 [2021-11-20 23:44:15,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:15,885 INFO L225 Difference]: With dead ends: 5171 [2021-11-20 23:44:15,885 INFO L226 Difference]: Without dead ends: 5116 [2021-11-20 23:44:15,885 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 [2021-11-20 23:44:15,887 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 69 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:15,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [69 Valid, 0 Invalid, 242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-20 23:44:15,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5116 states. [2021-11-20 23:44:16,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5116 to 4782. [2021-11-20 23:44:16,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4782 states, 4781 states have (on average 3.843338213762811) internal successors, (18375), 4781 states have internal predecessors, (18375), 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) [2021-11-20 23:44:16,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4782 states to 4782 states and 18375 transitions. [2021-11-20 23:44:16,042 INFO L78 Accepts]: Start accepts. Automaton has 4782 states and 18375 transitions. Word has length 42 [2021-11-20 23:44:16,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:16,042 INFO L470 AbstractCegarLoop]: Abstraction has 4782 states and 18375 transitions. [2021-11-20 23:44:16,042 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) [2021-11-20 23:44:16,042 INFO L276 IsEmpty]: Start isEmpty. Operand 4782 states and 18375 transitions. [2021-11-20 23:44:16,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-20 23:44:16,057 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:16,057 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] [2021-11-20 23:44:16,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-20 23:44:16,059 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:16,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:16,059 INFO L85 PathProgramCache]: Analyzing trace with hash -799129895, now seen corresponding path program 1 times [2021-11-20 23:44:16,059 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:16,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72660003] [2021-11-20 23:44:16,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:16,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:16,515 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:44:16,515 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:16,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72660003] [2021-11-20 23:44:16,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72660003] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:16,515 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:44:16,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 23:44:16,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590276810] [2021-11-20 23:44:16,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:16,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 23:44:16,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:16,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 23:44:16,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-20 23:44:16,517 INFO L87 Difference]: Start difference. First operand 4782 states and 18375 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) [2021-11-20 23:44:17,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:17,143 INFO L93 Difference]: Finished difference Result 5119 states and 19181 transitions. [2021-11-20 23:44:17,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:44:17,144 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 [2021-11-20 23:44:17,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:17,159 INFO L225 Difference]: With dead ends: 5119 [2021-11-20 23:44:17,160 INFO L226 Difference]: Without dead ends: 5062 [2021-11-20 23:44:17,160 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 [2021-11-20 23:44:17,160 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 58 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:17,161 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 0 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-20 23:44:17,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5062 states. [2021-11-20 23:44:17,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5062 to 4782. [2021-11-20 23:44:17,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4782 states, 4781 states have (on average 3.842919891236143) internal successors, (18373), 4781 states have internal predecessors, (18373), 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) [2021-11-20 23:44:17,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4782 states to 4782 states and 18373 transitions. [2021-11-20 23:44:17,348 INFO L78 Accepts]: Start accepts. Automaton has 4782 states and 18373 transitions. Word has length 43 [2021-11-20 23:44:17,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:17,349 INFO L470 AbstractCegarLoop]: Abstraction has 4782 states and 18373 transitions. [2021-11-20 23:44:17,349 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) [2021-11-20 23:44:17,349 INFO L276 IsEmpty]: Start isEmpty. Operand 4782 states and 18373 transitions. [2021-11-20 23:44:17,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-20 23:44:17,367 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:17,367 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] [2021-11-20 23:44:17,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-20 23:44:17,368 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:17,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:17,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1585079365, now seen corresponding path program 2 times [2021-11-20 23:44:17,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:17,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442658684] [2021-11-20 23:44:17,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:17,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:17,604 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:44:17,605 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:17,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442658684] [2021-11-20 23:44:17,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442658684] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:17,605 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:44:17,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:44:17,606 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142311738] [2021-11-20 23:44:17,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:17,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:44:17,606 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:17,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:44:17,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:44:17,607 INFO L87 Difference]: Start difference. First operand 4782 states and 18373 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) [2021-11-20 23:44:17,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:17,976 INFO L93 Difference]: Finished difference Result 6573 states and 23338 transitions. [2021-11-20 23:44:17,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:44:17,977 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 [2021-11-20 23:44:17,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:17,992 INFO L225 Difference]: With dead ends: 6573 [2021-11-20 23:44:17,992 INFO L226 Difference]: Without dead ends: 6518 [2021-11-20 23:44:17,992 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 [2021-11-20 23:44:17,993 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 87 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:17,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [87 Valid, 0 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-20 23:44:18,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6518 states. [2021-11-20 23:44:18,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6518 to 4836. [2021-11-20 23:44:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4836 states, 4835 states have (on average 3.829369183040331) internal successors, (18515), 4835 states have internal predecessors, (18515), 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) [2021-11-20 23:44:18,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4836 states to 4836 states and 18515 transitions. [2021-11-20 23:44:18,158 INFO L78 Accepts]: Start accepts. Automaton has 4836 states and 18515 transitions. Word has length 43 [2021-11-20 23:44:18,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:18,158 INFO L470 AbstractCegarLoop]: Abstraction has 4836 states and 18515 transitions. [2021-11-20 23:44:18,159 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) [2021-11-20 23:44:18,159 INFO L276 IsEmpty]: Start isEmpty. Operand 4836 states and 18515 transitions. [2021-11-20 23:44:18,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-20 23:44:18,172 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:18,173 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] [2021-11-20 23:44:18,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-20 23:44:18,173 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:18,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:18,174 INFO L85 PathProgramCache]: Analyzing trace with hash 343308815, now seen corresponding path program 3 times [2021-11-20 23:44:18,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:18,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917258356] [2021-11-20 23:44:18,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:18,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:18,336 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:44:18,336 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:18,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917258356] [2021-11-20 23:44:18,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917258356] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:18,337 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:44:18,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:44:18,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929677613] [2021-11-20 23:44:18,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:18,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:44:18,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:18,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:44:18,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:44:18,339 INFO L87 Difference]: Start difference. First operand 4836 states and 18515 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) [2021-11-20 23:44:18,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:18,595 INFO L93 Difference]: Finished difference Result 5763 states and 21026 transitions. [2021-11-20 23:44:18,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:44:18,596 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 [2021-11-20 23:44:18,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:18,608 INFO L225 Difference]: With dead ends: 5763 [2021-11-20 23:44:18,608 INFO L226 Difference]: Without dead ends: 5706 [2021-11-20 23:44:18,608 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-20 23:44:18,609 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 56 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:18,609 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 0 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:44:18,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5706 states. [2021-11-20 23:44:18,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5706 to 4836. [2021-11-20 23:44:18,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4836 states, 4835 states have (on average 3.828955532574974) internal successors, (18513), 4835 states have internal predecessors, (18513), 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) [2021-11-20 23:44:18,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4836 states to 4836 states and 18513 transitions. [2021-11-20 23:44:18,817 INFO L78 Accepts]: Start accepts. Automaton has 4836 states and 18513 transitions. Word has length 43 [2021-11-20 23:44:18,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:18,817 INFO L470 AbstractCegarLoop]: Abstraction has 4836 states and 18513 transitions. [2021-11-20 23:44:18,818 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) [2021-11-20 23:44:18,818 INFO L276 IsEmpty]: Start isEmpty. Operand 4836 states and 18513 transitions. [2021-11-20 23:44:18,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-20 23:44:18,831 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:18,831 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] [2021-11-20 23:44:18,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-20 23:44:18,832 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:18,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:18,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1399697716, now seen corresponding path program 1 times [2021-11-20 23:44:18,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:18,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264872806] [2021-11-20 23:44:18,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:18,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:19,400 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:44:19,400 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:19,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264872806] [2021-11-20 23:44:19,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264872806] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:44:19,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1451748597] [2021-11-20 23:44:19,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:19,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:44:19,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:44:19,403 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:44:19,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-20 23:44:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:19,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-20 23:44:19,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:44:19,776 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:44:19,777 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 23:44:19,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1451748597] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:19,777 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 23:44:19,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 14 [2021-11-20 23:44:19,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685834308] [2021-11-20 23:44:19,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:19,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:44:19,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:19,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:44:19,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-11-20 23:44:19,779 INFO L87 Difference]: Start difference. First operand 4836 states and 18513 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) [2021-11-20 23:44:19,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:19,980 INFO L93 Difference]: Finished difference Result 5256 states and 19009 transitions. [2021-11-20 23:44:19,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:44:19,981 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 [2021-11-20 23:44:19,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:19,993 INFO L225 Difference]: With dead ends: 5256 [2021-11-20 23:44:19,994 INFO L226 Difference]: Without dead ends: 5256 [2021-11-20 23:44:19,994 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2021-11-20 23:44:19,994 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 70 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:19,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 0 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:44:20,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5256 states. [2021-11-20 23:44:20,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5256 to 4840. [2021-11-20 23:44:20,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4840 states, 4839 states have (on average 3.6912585244885308) internal successors, (17862), 4839 states have internal predecessors, (17862), 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) [2021-11-20 23:44:20,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4840 states to 4840 states and 17862 transitions. [2021-11-20 23:44:20,122 INFO L78 Accepts]: Start accepts. Automaton has 4840 states and 17862 transitions. Word has length 44 [2021-11-20 23:44:20,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:20,123 INFO L470 AbstractCegarLoop]: Abstraction has 4840 states and 17862 transitions. [2021-11-20 23:44:20,123 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) [2021-11-20 23:44:20,123 INFO L276 IsEmpty]: Start isEmpty. Operand 4840 states and 17862 transitions. [2021-11-20 23:44:20,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-20 23:44:20,134 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:20,134 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] [2021-11-20 23:44:20,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-20 23:44:20,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:44:20,351 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:20,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:20,351 INFO L85 PathProgramCache]: Analyzing trace with hash 611202084, now seen corresponding path program 2 times [2021-11-20 23:44:20,351 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:20,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815112476] [2021-11-20 23:44:20,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:20,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:20,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:20,712 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:44:20,713 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:20,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815112476] [2021-11-20 23:44:20,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815112476] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:20,713 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:44:20,713 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:44:20,714 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58661095] [2021-11-20 23:44:20,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:20,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:44:20,714 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:20,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:44:20,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:44:20,715 INFO L87 Difference]: Start difference. First operand 4840 states and 17862 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) [2021-11-20 23:44:21,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:21,001 INFO L93 Difference]: Finished difference Result 5278 states and 18906 transitions. [2021-11-20 23:44:21,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:44:21,001 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 [2021-11-20 23:44:21,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:21,020 INFO L225 Difference]: With dead ends: 5278 [2021-11-20 23:44:21,020 INFO L226 Difference]: Without dead ends: 5174 [2021-11-20 23:44:21,021 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 [2021-11-20 23:44:21,027 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 44 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:21,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 0 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:44:21,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5174 states. [2021-11-20 23:44:21,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5174 to 4840. [2021-11-20 23:44:21,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4840 states, 4839 states have (on average 3.6904319074188883) internal successors, (17858), 4839 states have internal predecessors, (17858), 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) [2021-11-20 23:44:21,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4840 states to 4840 states and 17858 transitions. [2021-11-20 23:44:21,235 INFO L78 Accepts]: Start accepts. Automaton has 4840 states and 17858 transitions. Word has length 44 [2021-11-20 23:44:21,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:21,236 INFO L470 AbstractCegarLoop]: Abstraction has 4840 states and 17858 transitions. [2021-11-20 23:44:21,236 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) [2021-11-20 23:44:21,236 INFO L276 IsEmpty]: Start isEmpty. Operand 4840 states and 17858 transitions. [2021-11-20 23:44:21,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-20 23:44:21,246 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:21,247 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] [2021-11-20 23:44:21,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-20 23:44:21,247 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:21,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:21,248 INFO L85 PathProgramCache]: Analyzing trace with hash -569455875, now seen corresponding path program 1 times [2021-11-20 23:44:21,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:21,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436363540] [2021-11-20 23:44:21,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:21,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:21,607 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:44:21,607 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:21,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436363540] [2021-11-20 23:44:21,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436363540] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:21,608 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:44:21,608 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:44:21,608 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286834118] [2021-11-20 23:44:21,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:21,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:44:21,609 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:21,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:44:21,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:44:21,609 INFO L87 Difference]: Start difference. First operand 4840 states and 17858 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) [2021-11-20 23:44:21,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:21,850 INFO L93 Difference]: Finished difference Result 5016 states and 18301 transitions. [2021-11-20 23:44:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:44:21,851 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 [2021-11-20 23:44:21,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:21,868 INFO L225 Difference]: With dead ends: 5016 [2021-11-20 23:44:21,868 INFO L226 Difference]: Without dead ends: 5006 [2021-11-20 23:44:21,869 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 [2021-11-20 23:44:21,869 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 [2021-11-20 23:44:21,870 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] [2021-11-20 23:44:21,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5006 states. [2021-11-20 23:44:21,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5006 to 4836. [2021-11-20 23:44:21,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4836 states, 4835 states have (on average 3.691623578076525) internal successors, (17849), 4835 states have internal predecessors, (17849), 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) [2021-11-20 23:44:22,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4836 states to 4836 states and 17849 transitions. [2021-11-20 23:44:22,007 INFO L78 Accepts]: Start accepts. Automaton has 4836 states and 17849 transitions. Word has length 45 [2021-11-20 23:44:22,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:22,008 INFO L470 AbstractCegarLoop]: Abstraction has 4836 states and 17849 transitions. [2021-11-20 23:44:22,008 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) [2021-11-20 23:44:22,008 INFO L276 IsEmpty]: Start isEmpty. Operand 4836 states and 17849 transitions. [2021-11-20 23:44:22,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-20 23:44:22,020 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:22,020 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] [2021-11-20 23:44:22,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-20 23:44:22,021 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:22,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:22,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1655589425, now seen corresponding path program 2 times [2021-11-20 23:44:22,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:22,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247583826] [2021-11-20 23:44:22,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:22,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:22,359 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:44:22,359 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:22,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247583826] [2021-11-20 23:44:22,359 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247583826] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:22,359 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:44:22,360 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:44:22,360 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468331647] [2021-11-20 23:44:22,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:22,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:44:22,361 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:22,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:44:22,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:44:22,361 INFO L87 Difference]: Start difference. First operand 4836 states and 17849 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) [2021-11-20 23:44:22,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:22,585 INFO L93 Difference]: Finished difference Result 4894 states and 17839 transitions. [2021-11-20 23:44:22,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:44:22,586 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 [2021-11-20 23:44:22,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:22,603 INFO L225 Difference]: With dead ends: 4894 [2021-11-20 23:44:22,604 INFO L226 Difference]: Without dead ends: 4894 [2021-11-20 23:44:22,605 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 [2021-11-20 23:44:22,606 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 [2021-11-20 23:44:22,607 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] [2021-11-20 23:44:22,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4894 states. [2021-11-20 23:44:22,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4894 to 4676. [2021-11-20 23:44:22,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4676 states, 4675 states have (on average 3.660748663101604) internal successors, (17114), 4675 states have internal predecessors, (17114), 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) [2021-11-20 23:44:22,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4676 states to 4676 states and 17114 transitions. [2021-11-20 23:44:22,795 INFO L78 Accepts]: Start accepts. Automaton has 4676 states and 17114 transitions. Word has length 45 [2021-11-20 23:44:22,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:22,796 INFO L470 AbstractCegarLoop]: Abstraction has 4676 states and 17114 transitions. [2021-11-20 23:44:22,796 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) [2021-11-20 23:44:22,796 INFO L276 IsEmpty]: Start isEmpty. Operand 4676 states and 17114 transitions. [2021-11-20 23:44:22,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-20 23:44:22,808 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:22,809 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] [2021-11-20 23:44:22,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-20 23:44:22,809 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:22,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:22,811 INFO L85 PathProgramCache]: Analyzing trace with hash 394546979, now seen corresponding path program 3 times [2021-11-20 23:44:22,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:22,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430382771] [2021-11-20 23:44:22,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:22,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:23,184 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:44:23,185 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:23,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430382771] [2021-11-20 23:44:23,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430382771] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:23,185 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:44:23,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:44:23,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088300191] [2021-11-20 23:44:23,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:23,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:44:23,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:23,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:44:23,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:44:23,188 INFO L87 Difference]: Start difference. First operand 4676 states and 17114 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) [2021-11-20 23:44:23,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:23,445 INFO L93 Difference]: Finished difference Result 4734 states and 17258 transitions. [2021-11-20 23:44:23,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:44:23,446 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 [2021-11-20 23:44:23,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:23,463 INFO L225 Difference]: With dead ends: 4734 [2021-11-20 23:44:23,464 INFO L226 Difference]: Without dead ends: 4728 [2021-11-20 23:44:23,464 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 [2021-11-20 23:44:23,465 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 [2021-11-20 23:44:23,465 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] [2021-11-20 23:44:23,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4728 states. [2021-11-20 23:44:23,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4728 to 4674. [2021-11-20 23:44:23,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4674 states, 4673 states have (on average 3.6599614808474215) internal successors, (17103), 4673 states have internal predecessors, (17103), 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) [2021-11-20 23:44:23,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4674 states to 4674 states and 17103 transitions. [2021-11-20 23:44:23,607 INFO L78 Accepts]: Start accepts. Automaton has 4674 states and 17103 transitions. Word has length 45 [2021-11-20 23:44:23,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:23,608 INFO L470 AbstractCegarLoop]: Abstraction has 4674 states and 17103 transitions. [2021-11-20 23:44:23,608 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) [2021-11-20 23:44:23,608 INFO L276 IsEmpty]: Start isEmpty. Operand 4674 states and 17103 transitions. [2021-11-20 23:44:23,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-20 23:44:23,622 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:23,622 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] [2021-11-20 23:44:23,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-11-20 23:44:23,622 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:23,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:23,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1485612581, now seen corresponding path program 1 times [2021-11-20 23:44:23,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:23,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336790202] [2021-11-20 23:44:23,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:23,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:23,886 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:44:23,886 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:23,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336790202] [2021-11-20 23:44:23,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336790202] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:23,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:44:23,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:44:23,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660727890] [2021-11-20 23:44:23,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:23,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:44:23,890 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:23,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:44:23,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:44:23,891 INFO L87 Difference]: Start difference. First operand 4674 states and 17103 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) [2021-11-20 23:44:24,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:24,119 INFO L93 Difference]: Finished difference Result 4758 states and 17294 transitions. [2021-11-20 23:44:24,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:44:24,120 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 [2021-11-20 23:44:24,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:24,132 INFO L225 Difference]: With dead ends: 4758 [2021-11-20 23:44:24,133 INFO L226 Difference]: Without dead ends: 4728 [2021-11-20 23:44:24,133 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 [2021-11-20 23:44:24,133 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, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:24,134 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 0 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 23:44:24,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4728 states. [2021-11-20 23:44:24,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4728 to 4674. [2021-11-20 23:44:24,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4674 states, 4673 states have (on average 3.653541622084314) internal successors, (17073), 4673 states have internal predecessors, (17073), 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) [2021-11-20 23:44:24,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4674 states to 4674 states and 17073 transitions. [2021-11-20 23:44:24,233 INFO L78 Accepts]: Start accepts. Automaton has 4674 states and 17073 transitions. Word has length 51 [2021-11-20 23:44:24,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:24,234 INFO L470 AbstractCegarLoop]: Abstraction has 4674 states and 17073 transitions. [2021-11-20 23:44:24,234 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) [2021-11-20 23:44:24,234 INFO L276 IsEmpty]: Start isEmpty. Operand 4674 states and 17073 transitions. [2021-11-20 23:44:24,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-20 23:44:24,243 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:24,243 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] [2021-11-20 23:44:24,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-11-20 23:44:24,244 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:24,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:24,245 INFO L85 PathProgramCache]: Analyzing trace with hash -2047584579, now seen corresponding path program 2 times [2021-11-20 23:44:24,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:24,245 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563170295] [2021-11-20 23:44:24,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:24,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:24,701 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:44:24,701 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:24,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563170295] [2021-11-20 23:44:24,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563170295] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:24,702 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:44:24,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:44:24,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043517287] [2021-11-20 23:44:24,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:24,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:44:24,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:24,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:44:24,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:44:24,704 INFO L87 Difference]: Start difference. First operand 4674 states and 17073 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) [2021-11-20 23:44:25,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:25,032 INFO L93 Difference]: Finished difference Result 5568 states and 19500 transitions. [2021-11-20 23:44:25,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:44:25,033 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 [2021-11-20 23:44:25,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:25,057 INFO L225 Difference]: With dead ends: 5568 [2021-11-20 23:44:25,058 INFO L226 Difference]: Without dead ends: 5516 [2021-11-20 23:44:25,058 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 [2021-11-20 23:44:25,059 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 45 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:25,059 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [45 Valid, 0 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-20 23:44:25,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5516 states. [2021-11-20 23:44:25,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5516 to 4676. [2021-11-20 23:44:25,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4676 states, 4675 states have (on average 3.652620320855615) internal successors, (17076), 4675 states have internal predecessors, (17076), 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) [2021-11-20 23:44:25,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4676 states to 4676 states and 17076 transitions. [2021-11-20 23:44:25,222 INFO L78 Accepts]: Start accepts. Automaton has 4676 states and 17076 transitions. Word has length 51 [2021-11-20 23:44:25,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:25,222 INFO L470 AbstractCegarLoop]: Abstraction has 4676 states and 17076 transitions. [2021-11-20 23:44:25,222 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) [2021-11-20 23:44:25,223 INFO L276 IsEmpty]: Start isEmpty. Operand 4676 states and 17076 transitions. [2021-11-20 23:44:25,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-20 23:44:25,235 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:25,236 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] [2021-11-20 23:44:25,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-11-20 23:44:25,236 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:25,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:25,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1619749489, now seen corresponding path program 3 times [2021-11-20 23:44:25,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:25,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860540915] [2021-11-20 23:44:25,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:25,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:25,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:25,667 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:44:25,667 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:25,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860540915] [2021-11-20 23:44:25,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860540915] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:44:25,667 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:44:25,668 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:44:25,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194736850] [2021-11-20 23:44:25,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:44:25,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:44:25,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:25,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:44:25,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:44:25,670 INFO L87 Difference]: Start difference. First operand 4676 states and 17076 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) [2021-11-20 23:44:25,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:25,888 INFO L93 Difference]: Finished difference Result 4706 states and 17127 transitions. [2021-11-20 23:44:25,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 23:44:25,889 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 [2021-11-20 23:44:25,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:25,907 INFO L225 Difference]: With dead ends: 4706 [2021-11-20 23:44:25,907 INFO L226 Difference]: Without dead ends: 4674 [2021-11-20 23:44:25,907 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 [2021-11-20 23:44:25,908 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 [2021-11-20 23:44:25,910 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] [2021-11-20 23:44:25,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4674 states. [2021-11-20 23:44:26,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4674 to 4674. [2021-11-20 23:44:26,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4674 states, 4673 states have (on average 3.653113631500107) internal successors, (17071), 4673 states have internal predecessors, (17071), 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) [2021-11-20 23:44:26,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4674 states to 4674 states and 17071 transitions. [2021-11-20 23:44:26,050 INFO L78 Accepts]: Start accepts. Automaton has 4674 states and 17071 transitions. Word has length 51 [2021-11-20 23:44:26,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:26,050 INFO L470 AbstractCegarLoop]: Abstraction has 4674 states and 17071 transitions. [2021-11-20 23:44:26,051 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) [2021-11-20 23:44:26,051 INFO L276 IsEmpty]: Start isEmpty. Operand 4674 states and 17071 transitions. [2021-11-20 23:44:26,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-20 23:44:26,063 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:26,063 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] [2021-11-20 23:44:26,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-20 23:44:26,064 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:26,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:26,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1751036148, now seen corresponding path program 1 times [2021-11-20 23:44:26,065 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:26,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840664079] [2021-11-20 23:44:26,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:26,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:26,910 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:44:26,910 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:26,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840664079] [2021-11-20 23:44:26,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840664079] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:44:26,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581244306] [2021-11-20 23:44:26,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:26,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:44:26,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:44:26,913 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:44:26,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-20 23:44:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:27,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-20 23:44:27,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:44:27,398 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:44:27,398 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:44:27,533 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-20 23:44:27,533 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 [2021-11-20 23:44:27,604 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:44:27,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [581244306] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:44:27,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [647306054] [2021-11-20 23:44:27,605 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) [2021-11-20 23:44:27,607 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:44:27,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 6, 6] total 23 [2021-11-20 23:44:27,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320864519] [2021-11-20 23:44:27,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:44:27,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-20 23:44:27,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:27,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-20 23:44:27,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=426, Unknown=0, NotChecked=0, Total=506 [2021-11-20 23:44:27,610 INFO L87 Difference]: Start difference. First operand 4674 states and 17071 transitions. Second operand has 23 states, 23 states have (on average 4.478260869565218) internal successors, (103), 23 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) [2021-11-20 23:44:31,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:44:31,926 INFO L93 Difference]: Finished difference Result 18723 states and 67712 transitions. [2021-11-20 23:44:31,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-11-20 23:44:31,927 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 4.478260869565218) internal successors, (103), 23 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 [2021-11-20 23:44:31,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:44:31,982 INFO L225 Difference]: With dead ends: 18723 [2021-11-20 23:44:31,983 INFO L226 Difference]: Without dead ends: 18076 [2021-11-20 23:44:31,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 914 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=879, Invalid=3153, Unknown=0, NotChecked=0, Total=4032 [2021-11-20 23:44:31,985 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 849 mSDsluCounter, 887 mSDsCounter, 0 mSdLazyCounter, 3553 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 849 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 3553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-11-20 23:44:31,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [849 Valid, 0 Invalid, 3699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 3553 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2021-11-20 23:44:32,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18076 states. [2021-11-20 23:44:32,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18076 to 6424. [2021-11-20 23:44:32,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6424 states, 6423 states have (on average 3.6417561886968706) internal successors, (23391), 6423 states have internal predecessors, (23391), 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) [2021-11-20 23:44:32,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6424 states to 6424 states and 23391 transitions. [2021-11-20 23:44:32,324 INFO L78 Accepts]: Start accepts. Automaton has 6424 states and 23391 transitions. Word has length 52 [2021-11-20 23:44:32,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:44:32,325 INFO L470 AbstractCegarLoop]: Abstraction has 6424 states and 23391 transitions. [2021-11-20 23:44:32,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.478260869565218) internal successors, (103), 23 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) [2021-11-20 23:44:32,325 INFO L276 IsEmpty]: Start isEmpty. Operand 6424 states and 23391 transitions. [2021-11-20 23:44:32,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-20 23:44:32,337 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:44:32,338 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] [2021-11-20 23:44:32,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-20 23:44:32,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-11-20 23:44:32,538 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:44:32,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:44:32,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1277274492, now seen corresponding path program 2 times [2021-11-20 23:44:32,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:44:32,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970293167] [2021-11-20 23:44:32,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:44:32,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:44:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:44:33,202 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:44:33,202 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:44:33,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970293167] [2021-11-20 23:44:33,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970293167] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:44:33,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146834236] [2021-11-20 23:44:33,202 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 23:44:33,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:44:33,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:44:33,204 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:44:33,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-20 23:44:33,586 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 23:44:33,586 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:44:33,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-20 23:44:33,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:44:33,602 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 [2021-11-20 23:44:33,758 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-11-20 23:44:33,759 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 27 treesize of output 26 [2021-11-20 23:44:34,094 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:44:34,094 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 [2021-11-20 23:44:34,349 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:44:34,350 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:44:50,419 WARN L227 SmtUtils]: Spent 8.44s 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) [2021-11-20 23:44:53,182 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:44:53,182 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 139 treesize of output 160 [2021-11-20 23:44:54,397 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:44:54,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2146834236] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:44:54,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [859676168] [2021-11-20 23:44:54,397 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) [2021-11-20 23:44:54,398 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:44:54,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 11] total 27 [2021-11-20 23:44:54,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051864689] [2021-11-20 23:44:54,398 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:44:54,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-11-20 23:44:54,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:44:54,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-11-20 23:44:54,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=691, Unknown=3, NotChecked=0, Total=812 [2021-11-20 23:44:54,401 INFO L87 Difference]: Start difference. First operand 6424 states and 23391 transitions. Second operand has 29 states, 28 states have (on average 3.6785714285714284) internal successors, (103), 28 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) [2021-11-20 23:45:29,707 WARN L227 SmtUtils]: Spent 30.80s on a formula simplification. DAG size of input: 55 DAG size of output: 51 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:45:40,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:45:40,408 INFO L93 Difference]: Finished difference Result 27633 states and 101304 transitions. [2021-11-20 23:45:40,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-11-20 23:45:40,409 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 3.6785714285714284) internal successors, (103), 28 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 [2021-11-20 23:45:40,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:45:40,490 INFO L225 Difference]: With dead ends: 27633 [2021-11-20 23:45:40,490 INFO L226 Difference]: Without dead ends: 25826 [2021-11-20 23:45:40,491 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 94 SyntacticMatches, 7 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1335 ImplicationChecksByTransitivity, 62.3s TimeCoverageRelationStatistics Valid=626, Invalid=3150, Unknown=6, NotChecked=0, Total=3782 [2021-11-20 23:45:40,492 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 845 mSDsluCounter, 1457 mSDsCounter, 0 mSdLazyCounter, 2430 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 845 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 4408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 2430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1900 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:45:40,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [845 Valid, 0 Invalid, 4408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 2430 Invalid, 0 Unknown, 1900 Unchecked, 2.1s Time] [2021-11-20 23:45:40,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25826 states. [2021-11-20 23:45:40,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25826 to 11419. [2021-11-20 23:45:41,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11419 states, 11418 states have (on average 3.67735155018392) internal successors, (41988), 11418 states have internal predecessors, (41988), 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) [2021-11-20 23:45:41,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11419 states to 11419 states and 41988 transitions. [2021-11-20 23:45:41,060 INFO L78 Accepts]: Start accepts. Automaton has 11419 states and 41988 transitions. Word has length 52 [2021-11-20 23:45:41,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:45:41,060 INFO L470 AbstractCegarLoop]: Abstraction has 11419 states and 41988 transitions. [2021-11-20 23:45:41,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 3.6785714285714284) internal successors, (103), 28 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) [2021-11-20 23:45:41,061 INFO L276 IsEmpty]: Start isEmpty. Operand 11419 states and 41988 transitions. [2021-11-20 23:45:41,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-20 23:45:41,089 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:45:41,089 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] [2021-11-20 23:45:41,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-20 23:45:41,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-11-20 23:45:41,290 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:45:41,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:45:41,291 INFO L85 PathProgramCache]: Analyzing trace with hash 93840298, now seen corresponding path program 3 times [2021-11-20 23:45:41,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:45:41,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935175443] [2021-11-20 23:45:41,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:45:41,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:45:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:45:42,026 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:45:42,026 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:45:42,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935175443] [2021-11-20 23:45:42,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935175443] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:45:42,026 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:45:42,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-20 23:45:42,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731774335] [2021-11-20 23:45:42,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:45:42,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-20 23:45:42,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:45:42,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-20 23:45:42,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-20 23:45:42,028 INFO L87 Difference]: Start difference. First operand 11419 states and 41988 transitions. Second operand has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 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) [2021-11-20 23:45:42,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:45:42,756 INFO L93 Difference]: Finished difference Result 14328 states and 52422 transitions. [2021-11-20 23:45:42,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 23:45:42,757 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 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 [2021-11-20 23:45:42,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:45:42,817 INFO L225 Difference]: With dead ends: 14328 [2021-11-20 23:45:42,817 INFO L226 Difference]: Without dead ends: 14328 [2021-11-20 23:45:42,817 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-20 23:45:42,818 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 136 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-20 23:45:42,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 0 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 512 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-20 23:45:42,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14328 states. [2021-11-20 23:45:43,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14328 to 11435. [2021-11-20 23:45:43,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11435 states, 11434 states have (on average 3.675441665209026) internal successors, (42025), 11434 states have internal predecessors, (42025), 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) [2021-11-20 23:45:43,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11435 states to 11435 states and 42025 transitions. [2021-11-20 23:45:43,287 INFO L78 Accepts]: Start accepts. Automaton has 11435 states and 42025 transitions. Word has length 52 [2021-11-20 23:45:43,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:45:43,287 INFO L470 AbstractCegarLoop]: Abstraction has 11435 states and 42025 transitions. [2021-11-20 23:45:43,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 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) [2021-11-20 23:45:43,288 INFO L276 IsEmpty]: Start isEmpty. Operand 11435 states and 42025 transitions. [2021-11-20 23:45:43,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-20 23:45:43,317 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:45:43,318 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] [2021-11-20 23:45:43,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-20 23:45:43,318 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:45:43,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:45:43,319 INFO L85 PathProgramCache]: Analyzing trace with hash 14208762, now seen corresponding path program 1 times [2021-11-20 23:45:43,319 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:45:43,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315907698] [2021-11-20 23:45:43,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:45:43,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:45:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:45:44,290 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:45:44,290 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:45:44,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315907698] [2021-11-20 23:45:44,290 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315907698] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:45:44,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872301627] [2021-11-20 23:45:44,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:45:44,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:45:44,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:45:44,292 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:45:44,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-20 23:45:44,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:45:44,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-20 23:45:44,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:45:45,406 INFO L354 Elim1Store]: treesize reduction 60, result has 29.4 percent of original size [2021-11-20 23:45:45,407 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 [2021-11-20 23:45:45,480 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 [2021-11-20 23:45:45,712 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:45:45,713 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:45:56,183 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:45:56,183 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 [2021-11-20 23:45:57,018 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:45:57,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872301627] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:45:57,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [379427551] [2021-11-20 23:45:57,019 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) [2021-11-20 23:45:57,020 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:45:57,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 42 [2021-11-20 23:45:57,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123738411] [2021-11-20 23:45:57,021 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:45:57,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2021-11-20 23:45:57,022 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:45:57,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-11-20 23:45:57,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=212, Invalid=1678, Unknown=2, NotChecked=0, Total=1892 [2021-11-20 23:45:57,023 INFO L87 Difference]: Start difference. First operand 11435 states and 42025 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) [2021-11-20 23:46:00,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:46:00,386 INFO L93 Difference]: Finished difference Result 19990 states and 73826 transitions. [2021-11-20 23:46:00,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 23:46:00,386 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 [2021-11-20 23:46:00,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:46:00,448 INFO L225 Difference]: With dead ends: 19990 [2021-11-20 23:46:00,448 INFO L226 Difference]: Without dead ends: 19345 [2021-11-20 23:46:00,450 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 81 SyntacticMatches, 4 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 942 ImplicationChecksByTransitivity, 11.2s TimeCoverageRelationStatistics Valid=631, Invalid=3149, Unknown=2, NotChecked=0, Total=3782 [2021-11-20 23:46:00,450 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 1131 mSDsluCounter, 870 mSDsCounter, 0 mSdLazyCounter, 2109 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1131 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 2109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 916 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-20 23:46:00,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1131 Valid, 0 Invalid, 3150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 2109 Invalid, 0 Unknown, 916 Unchecked, 1.9s Time] [2021-11-20 23:46:00,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19345 states. [2021-11-20 23:46:00,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19345 to 11391. [2021-11-20 23:46:00,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11391 states, 11390 states have (on average 3.677875329236172) internal successors, (41891), 11390 states have internal predecessors, (41891), 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) [2021-11-20 23:46:00,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11391 states to 11391 states and 41891 transitions. [2021-11-20 23:46:00,773 INFO L78 Accepts]: Start accepts. Automaton has 11391 states and 41891 transitions. Word has length 52 [2021-11-20 23:46:00,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:46:00,773 INFO L470 AbstractCegarLoop]: Abstraction has 11391 states and 41891 transitions. [2021-11-20 23:46:00,773 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) [2021-11-20 23:46:00,774 INFO L276 IsEmpty]: Start isEmpty. Operand 11391 states and 41891 transitions. [2021-11-20 23:46:00,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-20 23:46:00,795 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:46:00,795 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] [2021-11-20 23:46:00,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-20 23:46:00,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-11-20 23:46:00,996 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:46:00,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:46:00,996 INFO L85 PathProgramCache]: Analyzing trace with hash -2111284622, now seen corresponding path program 2 times [2021-11-20 23:46:00,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:46:00,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892589305] [2021-11-20 23:46:00,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:46:00,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:46:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:46:01,908 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:46:01,909 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:46:01,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892589305] [2021-11-20 23:46:01,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892589305] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:46:01,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1976950492] [2021-11-20 23:46:01,909 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 23:46:01,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:46:01,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:46:01,913 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:46:01,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-20 23:46:02,057 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 23:46:02,057 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:46:02,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-20 23:46:02,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:46:02,316 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-11-20 23:46:02,317 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 28 treesize of output 27 [2021-11-20 23:46:02,519 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-11-20 23:46:02,519 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 28 treesize of output 27 [2021-11-20 23:46:02,709 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:46:02,710 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 [2021-11-20 23:46:02,905 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:46:02,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:46:23,335 WARN L227 SmtUtils]: Spent 7.49s on a formula simplification that was a NOOP. DAG size: 40 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:46:24,280 WARN L838 $PredicateComparison]: unable to prove that (and (or (forall ((|v_ULTIMATE.start_main_#t~pre110#1_182| 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_182|)) ~ends_with_6~0.base) (+ c_~i_13~0 ~ends_with_6~0.offset)) 256) 0)) (not (= (+ c_~i_13~0 1000) 0))) (forall ((|v_ULTIMATE.start_main_#t~pre110#1_182| 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_182|)) c_~ends_with_2~0.base) (+ c_~i_13~0 c_~ends_with_2~0.offset)) 256) 0)) (= |c_thread1Thread1of1ForFork2_#t~ite10#1| 0) (or (forall ((|v_ULTIMATE.start_main_#t~pre110#1_182| 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_182|)) ~ends_with_6~0.base) (+ c_~i_13~0 ~ends_with_6~0.offset)) 256) 0))) (< c_~i_13~0 4))) is different from false [2021-11-20 23:46:25,978 WARN L838 $PredicateComparison]: unable to prove that (and (or (forall ((|v_ULTIMATE.start_main_#t~pre110#1_182| Int) (|v_ULTIMATE.start_main_#t~pre108#1_165| Int) (|ULTIMATE.start_main_~#t3~0#1.offset| Int) (~ends_with_6~0.base Int) (~ends_with_6~0.offset Int) (|ULTIMATE.start_main_~#t2~0#1.offset| Int)) (not (= (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_165|)))) (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_182|))) ~ends_with_6~0.base) (+ c_~i_13~0 ~ends_with_6~0.offset)) 256) 0))) (< c_~i_13~0 4)) (= |c_thread1Thread1of1ForFork2_#t~ite10#1| 0) (or (forall ((|v_ULTIMATE.start_main_#t~pre110#1_182| Int) (|v_ULTIMATE.start_main_#t~pre108#1_165| Int) (|ULTIMATE.start_main_~#t3~0#1.offset| Int) (~ends_with_6~0.base Int) (~ends_with_6~0.offset Int) (|ULTIMATE.start_main_~#t2~0#1.offset| Int)) (= (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_165|)))) (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_182|))) ~ends_with_6~0.base) (+ c_~i_13~0 ~ends_with_6~0.offset)) 256) 0)) (not (= (+ c_~i_13~0 1000) 0))) (forall ((|v_ULTIMATE.start_main_#t~pre110#1_182| Int) (|v_ULTIMATE.start_main_#t~pre108#1_165| Int) (|ULTIMATE.start_main_~#t3~0#1.offset| Int) (|ULTIMATE.start_main_~#t2~0#1.offset| Int)) (= (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_165|)))) (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_182|))) c_~ends_with_2~0.base) (+ c_~i_13~0 c_~ends_with_2~0.offset)) 256) 0))) is different from false [2021-11-20 23:46:32,236 WARN L227 SmtUtils]: Spent 6.15s on a formula simplification that was a NOOP. DAG size: 51 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:46:32,337 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:46:32,338 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 535 treesize of output 544 [2021-11-20 23:46:33,273 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:46:33,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1976950492] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:46:33,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1149496296] [2021-11-20 23:46:33,274 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) [2021-11-20 23:46:33,274 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:46:33,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 12] total 35 [2021-11-20 23:46:33,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241870542] [2021-11-20 23:46:33,274 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:46:33,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-11-20 23:46:33,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:46:33,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-11-20 23:46:33,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=1021, Unknown=11, NotChecked=134, Total=1332 [2021-11-20 23:46:33,276 INFO L87 Difference]: Start difference. First operand 11391 states and 41891 transitions. Second operand has 37 states, 36 states have (on average 3.1944444444444446) internal successors, (115), 36 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) [2021-11-20 23:47:36,834 WARN L227 SmtUtils]: Spent 1.02m on a formula simplification. DAG size of input: 67 DAG size of output: 59 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:47:38,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:47:38,998 INFO L93 Difference]: Finished difference Result 22451 states and 82557 transitions. [2021-11-20 23:47:38,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-20 23:47:38,999 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 36 states have (on average 3.1944444444444446) internal successors, (115), 36 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 [2021-11-20 23:47:38,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:47:39,066 INFO L225 Difference]: With dead ends: 22451 [2021-11-20 23:47:39,067 INFO L226 Difference]: Without dead ends: 21889 [2021-11-20 23:47:39,068 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 84 SyntacticMatches, 9 SemanticMatches, 50 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 801 ImplicationChecksByTransitivity, 91.3s TimeCoverageRelationStatistics Valid=384, Invalid=2063, Unknown=11, NotChecked=194, Total=2652 [2021-11-20 23:47:39,068 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 776 mSDsluCounter, 1493 mSDsCounter, 0 mSdLazyCounter, 2824 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 776 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 5509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 2824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2596 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-11-20 23:47:39,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [776 Valid, 0 Invalid, 5509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 2824 Invalid, 0 Unknown, 2596 Unchecked, 3.0s Time] [2021-11-20 23:47:39,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21889 states. [2021-11-20 23:47:39,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21889 to 10949. [2021-11-20 23:47:39,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10949 states, 10948 states have (on average 3.6709901351845087) internal successors, (40190), 10948 states have internal predecessors, (40190), 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) [2021-11-20 23:47:39,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10949 states to 10949 states and 40190 transitions. [2021-11-20 23:47:39,395 INFO L78 Accepts]: Start accepts. Automaton has 10949 states and 40190 transitions. Word has length 52 [2021-11-20 23:47:39,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:47:39,395 INFO L470 AbstractCegarLoop]: Abstraction has 10949 states and 40190 transitions. [2021-11-20 23:47:39,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 36 states have (on average 3.1944444444444446) internal successors, (115), 36 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) [2021-11-20 23:47:39,395 INFO L276 IsEmpty]: Start isEmpty. Operand 10949 states and 40190 transitions. [2021-11-20 23:47:39,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-20 23:47:39,421 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:47:39,421 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] [2021-11-20 23:47:39,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-20 23:47:39,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-11-20 23:47:39,626 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:47:39,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:47:39,627 INFO L85 PathProgramCache]: Analyzing trace with hash -13612192, now seen corresponding path program 4 times [2021-11-20 23:47:39,627 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:47:39,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295030334] [2021-11-20 23:47:39,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:47:39,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:47:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:47:40,492 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:47:40,492 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:47:40,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295030334] [2021-11-20 23:47:40,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295030334] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:47:40,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1277240067] [2021-11-20 23:47:40,493 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-20 23:47:40,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:47:40,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:47:40,494 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:47:40,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-20 23:47:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:47:40,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-20 23:47:40,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:47:40,680 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 [2021-11-20 23:47:40,966 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-20 23:47:40,966 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 [2021-11-20 23:47:41,106 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:47:41,106 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:47:41,316 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:47:41,317 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 [2021-11-20 23:47:42,310 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:47:42,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1277240067] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:47:42,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1942234096] [2021-11-20 23:47:42,311 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) [2021-11-20 23:47:42,311 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:47:42,311 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7, 8] total 26 [2021-11-20 23:47:42,311 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174557607] [2021-11-20 23:47:42,312 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:47:42,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-11-20 23:47:42,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:47:42,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-11-20 23:47:42,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=612, Unknown=1, NotChecked=0, Total=702 [2021-11-20 23:47:42,315 INFO L87 Difference]: Start difference. First operand 10949 states and 40190 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) [2021-11-20 23:47:47,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:47:47,676 INFO L93 Difference]: Finished difference Result 34131 states and 125480 transitions. [2021-11-20 23:47:47,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-20 23:47:47,676 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 [2021-11-20 23:47:47,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:47:47,790 INFO L225 Difference]: With dead ends: 34131 [2021-11-20 23:47:47,790 INFO L226 Difference]: Without dead ends: 33707 [2021-11-20 23:47:47,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 712 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=822, Invalid=2599, Unknown=1, NotChecked=0, Total=3422 [2021-11-20 23:47:47,792 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 845 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 2743 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 845 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 2743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 272 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2021-11-20 23:47:47,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [845 Valid, 0 Invalid, 3150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 2743 Invalid, 0 Unknown, 272 Unchecked, 3.5s Time] [2021-11-20 23:47:47,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33707 states. [2021-11-20 23:47:48,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33707 to 12563. [2021-11-20 23:47:48,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12563 states, 12562 states have (on average 3.6453590192644483) internal successors, (45793), 12562 states have internal predecessors, (45793), 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) [2021-11-20 23:47:48,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12563 states to 12563 states and 45793 transitions. [2021-11-20 23:47:48,695 INFO L78 Accepts]: Start accepts. Automaton has 12563 states and 45793 transitions. Word has length 52 [2021-11-20 23:47:48,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:47:48,695 INFO L470 AbstractCegarLoop]: Abstraction has 12563 states and 45793 transitions. [2021-11-20 23:47:48,696 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) [2021-11-20 23:47:48,696 INFO L276 IsEmpty]: Start isEmpty. Operand 12563 states and 45793 transitions. [2021-11-20 23:47:48,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-20 23:47:48,834 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:47:48,834 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] [2021-11-20 23:47:48,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-20 23:47:49,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:47:49,055 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:47:49,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:47:49,056 INFO L85 PathProgramCache]: Analyzing trace with hash 2003707510, now seen corresponding path program 3 times [2021-11-20 23:47:49,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:47:49,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90846744] [2021-11-20 23:47:49,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:47:49,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:47:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:47:50,376 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-20 23:47:50,376 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:47:50,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90846744] [2021-11-20 23:47:50,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90846744] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:47:50,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1021288692] [2021-11-20 23:47:50,377 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-20 23:47:50,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:47:50,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:47:50,378 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:47:50,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-20 23:47:50,655 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-20 23:47:50,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 23:47:50,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-20 23:47:50,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:47:51,301 INFO L354 Elim1Store]: treesize reduction 66, result has 30.5 percent of original size [2021-11-20 23:47:51,301 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 45 treesize of output 57 [2021-11-20 23:47:51,518 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-11-20 23:47:51,518 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 34 treesize of output 33 [2021-11-20 23:47:51,565 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 [2021-11-20 23:47:51,788 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:47:51,788 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:48:02,825 WARN L227 SmtUtils]: Spent 8.06s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:48:07,332 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:48:07,333 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 [2021-11-20 23:48:10,013 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:48:10,013 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1021288692] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:48:10,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [963593858] [2021-11-20 23:48:10,014 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) [2021-11-20 23:48:10,014 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:48:10,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 14] total 39 [2021-11-20 23:48:10,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518842456] [2021-11-20 23:48:10,015 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:48:10,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-11-20 23:48:10,015 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:48:10,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-11-20 23:48:10,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=1437, Unknown=2, NotChecked=0, Total=1640 [2021-11-20 23:48:10,017 INFO L87 Difference]: Start difference. First operand 12563 states and 45793 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) [2021-11-20 23:48:16,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:48:16,152 INFO L93 Difference]: Finished difference Result 20158 states and 73993 transitions. [2021-11-20 23:48:16,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-20 23:48:16,152 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 [2021-11-20 23:48:16,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:48:16,220 INFO L225 Difference]: With dead ends: 20158 [2021-11-20 23:48:16,220 INFO L226 Difference]: Without dead ends: 19811 [2021-11-20 23:48:16,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 80 SyntacticMatches, 6 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 973 ImplicationChecksByTransitivity, 19.9s TimeCoverageRelationStatistics Valid=410, Invalid=2344, Unknown=2, NotChecked=0, Total=2756 [2021-11-20 23:48:16,222 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 743 mSDsluCounter, 1169 mSDsCounter, 0 mSdLazyCounter, 2172 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 743 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 2172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 819 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-11-20 23:48:16,223 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [743 Valid, 0 Invalid, 3048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 2172 Invalid, 0 Unknown, 819 Unchecked, 2.7s Time] [2021-11-20 23:48:16,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19811 states. [2021-11-20 23:48:16,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19811 to 12670. [2021-11-20 23:48:16,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12670 states, 12669 states have (on average 3.6456705343752467) internal successors, (46187), 12669 states have internal predecessors, (46187), 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) [2021-11-20 23:48:16,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12670 states to 12670 states and 46187 transitions. [2021-11-20 23:48:16,584 INFO L78 Accepts]: Start accepts. Automaton has 12670 states and 46187 transitions. Word has length 52 [2021-11-20 23:48:16,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:48:16,584 INFO L470 AbstractCegarLoop]: Abstraction has 12670 states and 46187 transitions. [2021-11-20 23:48:16,584 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) [2021-11-20 23:48:16,584 INFO L276 IsEmpty]: Start isEmpty. Operand 12670 states and 46187 transitions. [2021-11-20 23:48:16,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-20 23:48:16,610 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:48:16,611 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] [2021-11-20 23:48:16,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2021-11-20 23:48:16,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:48:16,811 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:48:16,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:48:16,812 INFO L85 PathProgramCache]: Analyzing trace with hash -755935584, now seen corresponding path program 4 times [2021-11-20 23:48:16,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:48:16,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367854595] [2021-11-20 23:48:16,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:48:16,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:48:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:48:17,970 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-20 23:48:17,970 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:48:17,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367854595] [2021-11-20 23:48:17,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367854595] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:48:17,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1950561219] [2021-11-20 23:48:17,971 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-20 23:48:17,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:48:17,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:48:17,972 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:48:17,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-20 23:48:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:48:18,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-20 23:48:18,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:48:18,854 INFO L354 Elim1Store]: treesize reduction 66, result has 30.5 percent of original size [2021-11-20 23:48:18,855 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 45 treesize of output 57 [2021-11-20 23:48:19,112 INFO L354 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2021-11-20 23:48:19,112 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 34 treesize of output 33 [2021-11-20 23:48:19,182 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 [2021-11-20 23:48:19,429 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:48:19,429 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:48:37,006 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:48:37,006 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 [2021-11-20 23:48:37,780 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:48:37,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1950561219] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:48:37,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [50786015] [2021-11-20 23:48:37,781 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) [2021-11-20 23:48:37,783 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:48:37,783 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 14] total 37 [2021-11-20 23:48:37,783 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548692446] [2021-11-20 23:48:37,784 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:48:37,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-11-20 23:48:37,784 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:48:37,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-11-20 23:48:37,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=205, Invalid=1275, Unknown=2, NotChecked=0, Total=1482 [2021-11-20 23:48:37,786 INFO L87 Difference]: Start difference. First operand 12670 states and 46187 transitions. Second operand has 39 states, 38 states have (on average 3.026315789473684) internal successors, (115), 38 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) [2021-11-20 23:48:44,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:48:44,062 INFO L93 Difference]: Finished difference Result 23303 states and 85592 transitions. [2021-11-20 23:48:44,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-20 23:48:44,063 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 38 states have (on average 3.026315789473684) internal successors, (115), 38 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 [2021-11-20 23:48:44,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:48:44,135 INFO L225 Difference]: With dead ends: 23303 [2021-11-20 23:48:44,135 INFO L226 Difference]: Without dead ends: 22610 [2021-11-20 23:48:44,137 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 83 SyntacticMatches, 13 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 1212 ImplicationChecksByTransitivity, 19.2s TimeCoverageRelationStatistics Valid=602, Invalid=2702, Unknown=2, NotChecked=0, Total=3306 [2021-11-20 23:48:44,137 INFO L933 BasicCegarLoop]: 0 mSDtfsCounter, 1138 mSDsluCounter, 1026 mSDsCounter, 0 mSdLazyCounter, 2230 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 2230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1072 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:48:44,137 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 0 Invalid, 3417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 2230 Invalid, 0 Unknown, 1072 Unchecked, 3.1s Time] [2021-11-20 23:48:44,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22610 states. [2021-11-20 23:48:44,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22610 to 9444. [2021-11-20 23:48:44,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9444 states, 9443 states have (on average 3.618023933072117) internal successors, (34165), 9443 states have internal predecessors, (34165), 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) [2021-11-20 23:48:44,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9444 states to 9444 states and 34165 transitions. [2021-11-20 23:48:44,462 INFO L78 Accepts]: Start accepts. Automaton has 9444 states and 34165 transitions. Word has length 52 [2021-11-20 23:48:44,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:48:44,462 INFO L470 AbstractCegarLoop]: Abstraction has 9444 states and 34165 transitions. [2021-11-20 23:48:44,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 38 states have (on average 3.026315789473684) internal successors, (115), 38 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) [2021-11-20 23:48:44,463 INFO L276 IsEmpty]: Start isEmpty. Operand 9444 states and 34165 transitions. [2021-11-20 23:48:44,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-20 23:48:44,483 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:48:44,483 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] [2021-11-20 23:48:44,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-20 23:48:44,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:48:44,684 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-20 23:48:44,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:48:44,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1247594991, now seen corresponding path program 1 times [2021-11-20 23:48:44,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:48:44,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518992302] [2021-11-20 23:48:44,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:48:44,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:48:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:48:48,458 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:48:48,458 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:48:48,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518992302] [2021-11-20 23:48:48,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518992302] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:48:48,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [735643645] [2021-11-20 23:48:48,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:48:48,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:48:48,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:48:48,459 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:48:48,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d714659-76a0-4485-a7f4-059b48063309/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-20 23:48:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:48:48,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 80 conjunts are in the unsatisfiable core [2021-11-20 23:48:48,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:48:53,411 INFO L354 Elim1Store]: treesize reduction 88, result has 25.4 percent of original size [2021-11-20 23:48:53,412 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 [2021-11-20 23:48:54,033 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:48:54,034 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 [2021-11-20 23:48:55,965 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:48:55,965 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:49:23,647 WARN L227 SmtUtils]: Spent 14.11s 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) [2021-11-20 23:49:36,421 WARN L227 SmtUtils]: Spent 11.85s 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) [2021-11-20 23:49:54,418 WARN L227 SmtUtils]: Spent 15.11s on a formula simplification. DAG size of input: 99 DAG size of output: 97 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:50:04,858 WARN L227 SmtUtils]: Spent 8.33s on a formula simplification. DAG size of input: 96 DAG size of output: 93 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:50:31,045 WARN L227 SmtUtils]: Spent 22.58s 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) [2021-11-20 23:50:47,347 WARN L227 SmtUtils]: Spent 12.36s on a formula simplification that was a NOOP. DAG size: 95 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:50:58,316 WARN L227 SmtUtils]: Spent 8.99s 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) [2021-11-20 23:51:28,704 WARN L227 SmtUtils]: Spent 14.06s 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) [2021-11-20 23:51:49,906 WARN L227 SmtUtils]: Spent 18.59s 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) [2021-11-20 23:52:58,067 WARN L227 SmtUtils]: Spent 59.55s 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) [2021-11-20 23:52:58,832 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 23:52:58,833 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 [2021-11-20 23:53:55,672 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-20 23:53:55,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [735643645] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:53:55,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [897273798] [2021-11-20 23:53:55,673 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) [2021-11-20 23:53:55,673 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:53:55,673 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 23, 23] total 72 [2021-11-20 23:53:55,673 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734931032] [2021-11-20 23:53:55,674 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 23:53:55,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2021-11-20 23:53:55,674 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:53:55,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-11-20 23:53:55,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=598, Invalid=4802, Unknown=2, NotChecked=0, Total=5402 [2021-11-20 23:53:55,677 INFO L87 Difference]: Start difference. First operand 9444 states and 34165 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) [2021-11-20 23:54:31,839 WARN L227 SmtUtils]: Spent 7.57s on a formula simplification. DAG size of input: 160 DAG size of output: 146 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:54:54,703 WARN L227 SmtUtils]: Spent 7.19s on a formula simplification. DAG size of input: 155 DAG size of output: 120 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:55:13,272 WARN L227 SmtUtils]: Spent 8.30s on a formula simplification. DAG size of input: 174 DAG size of output: 89 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-20 23:55:24,418 WARN L227 SmtUtils]: Spent 5.17s on a formula simplification. DAG size of input: 188 DAG size of output: 147 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)