./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl --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 cfa53b3a6eade068c4346d28766037c8d26fae61c62dd4c8f6fc2f9d68567d2c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:24:14,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:24:14,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:24:14,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:24:14,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:24:14,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:24:14,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:24:14,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:24:14,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:24:14,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:24:14,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:24:14,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:24:14,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:24:14,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:24:14,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:24:14,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:24:14,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:24:14,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:24:14,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:24:14,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:24:14,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:24:14,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:24:14,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:24:14,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:24:14,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:24:14,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:24:14,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:24:14,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:24:14,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:24:14,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:24:14,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:24:14,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:24:14,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:24:14,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:24:14,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:24:14,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:24:14,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:24:14,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:24:14,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:24:14,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:24:14,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:24:14,499 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 17:24:14,528 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:24:14,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:24:14,529 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:24:14,529 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:24:14,530 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:24:14,531 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:24:14,531 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:24:14,531 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:24:14,532 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:24:14,532 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:24:14,532 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:24:14,533 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:24:14,533 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:24:14,533 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:24:14,534 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:24:14,534 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:24:14,535 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:24:14,535 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:24:14,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:24:14,536 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:24:14,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:24:14,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:24:14,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:24:14,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:24:14,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:24:14,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:24:14,539 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:24:14,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:24:14,539 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:24:14,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:24:14,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:24:14,540 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:24:14,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:24:14,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:24:14,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:24:14,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:24:14,542 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:24:14,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:24:14,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:24:14,543 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:24:14,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:24:14,543 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_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfa53b3a6eade068c4346d28766037c8d26fae61c62dd4c8f6fc2f9d68567d2c [2021-11-23 17:24:14,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:24:14,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:24:14,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:24:14,859 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:24:14,860 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:24:14,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2021-11-23 17:24:14,934 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/data/14127000a/8a8f3e823c90480a82b355eff76c4c96/FLAGa71a78100 [2021-11-23 17:24:15,469 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:24:15,469 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2021-11-23 17:24:15,476 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/data/14127000a/8a8f3e823c90480a82b355eff76c4c96/FLAGa71a78100 [2021-11-23 17:24:15,836 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/data/14127000a/8a8f3e823c90480a82b355eff76c4c96 [2021-11-23 17:24:15,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:24:15,841 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:24:15,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:24:15,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:24:15,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:24:15,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:24:15" (1/1) ... [2021-11-23 17:24:15,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f92cca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:15, skipping insertion in model container [2021-11-23 17:24:15,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:24:15" (1/1) ... [2021-11-23 17:24:15,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:24:15,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:24:16,098 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_e317aadd-ed37-4494-80ec-927b2c118313/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2021-11-23 17:24:16,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:24:16,114 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:24:16,137 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_e317aadd-ed37-4494-80ec-927b2c118313/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2021-11-23 17:24:16,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:24:16,154 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:24:16,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:16 WrapperNode [2021-11-23 17:24:16,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:24:16,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:24:16,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:24:16,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:24:16,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:16" (1/1) ... [2021-11-23 17:24:16,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:16" (1/1) ... [2021-11-23 17:24:16,206 INFO L137 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 130 [2021-11-23 17:24:16,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:24:16,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:24:16,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:24:16,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:24:16,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:16" (1/1) ... [2021-11-23 17:24:16,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:16" (1/1) ... [2021-11-23 17:24:16,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:16" (1/1) ... [2021-11-23 17:24:16,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:16" (1/1) ... [2021-11-23 17:24:16,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:16" (1/1) ... [2021-11-23 17:24:16,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:16" (1/1) ... [2021-11-23 17:24:16,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:16" (1/1) ... [2021-11-23 17:24:16,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:24:16,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:24:16,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:24:16,249 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:24:16,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:16" (1/1) ... [2021-11-23 17:24:16,259 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:24:16,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:24:16,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:24:16,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:24:16,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 17:24:16,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 17:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 17:24:16,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 17:24:16,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:24:16,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:24:16,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:24:16,329 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 17:24:16,416 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:24:16,418 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:24:16,772 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:24:16,785 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:24:16,786 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 17:24:16,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:24:16 BoogieIcfgContainer [2021-11-23 17:24:16,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:24:16,790 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:24:16,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:24:16,794 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:24:16,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:24:15" (1/3) ... [2021-11-23 17:24:16,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@140de636 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:24:16, skipping insertion in model container [2021-11-23 17:24:16,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:16" (2/3) ... [2021-11-23 17:24:16,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@140de636 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:24:16, skipping insertion in model container [2021-11-23 17:24:16,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:24:16" (3/3) ... [2021-11-23 17:24:16,800 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-simpl-str-symm.wvr.c [2021-11-23 17:24:16,806 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 17:24:16,807 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:24:16,807 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 17:24:16,807 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 17:24:16,856 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,857 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,857 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,857 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,858 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,858 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,859 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,859 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,859 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,859 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,866 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,866 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,866 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,866 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,867 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,867 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,867 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,867 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,868 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,868 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,868 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,869 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,869 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,869 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,869 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,870 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,870 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,870 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,870 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,871 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,871 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,871 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,872 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,872 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,872 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,872 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,873 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,873 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,873 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,874 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,874 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,874 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,875 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,875 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,875 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,875 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,876 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,876 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,876 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,877 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,877 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,877 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,877 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,878 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,878 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,878 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,878 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,879 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,879 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,879 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,883 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,884 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,884 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,884 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,884 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,885 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,885 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,885 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,885 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,888 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,888 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,888 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,889 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,890 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,891 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,892 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,893 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,894 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,895 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,896 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,897 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,898 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,899 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,905 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,905 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,906 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,907 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,907 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,907 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,908 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,908 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,908 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,908 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,909 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,909 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,912 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,912 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,913 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,914 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,914 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:16,924 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.connectThreadInstances(ThreadInstanceAdder.java:116) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.petrify(TraceAbstractionStarter.java:514) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:223) 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) [2021-11-23 17:24:16,930 INFO L158 Benchmark]: Toolchain (without parser) took 1086.30ms. Allocated memory is still 104.9MB. Free memory was 69.0MB in the beginning and 47.9MB in the end (delta: 21.0MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2021-11-23 17:24:16,933 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory was 78.1MB in the beginning and 78.0MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:24:16,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.96ms. Allocated memory is still 104.9MB. Free memory was 68.8MB in the beginning and 78.3MB in the end (delta: -9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 17:24:16,937 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.75ms. Allocated memory is still 104.9MB. Free memory was 78.3MB in the beginning and 76.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 17:24:16,938 INFO L158 Benchmark]: Boogie Preprocessor took 35.73ms. Allocated memory is still 104.9MB. Free memory was 76.2MB in the beginning and 75.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:24:16,939 INFO L158 Benchmark]: RCFGBuilder took 543.94ms. Allocated memory is still 104.9MB. Free memory was 75.2MB in the beginning and 61.0MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:24:16,941 INFO L158 Benchmark]: TraceAbstraction took 136.77ms. Allocated memory is still 104.9MB. Free memory was 60.5MB in the beginning and 47.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 17:24:16,952 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory was 78.1MB in the beginning and 78.0MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.96ms. Allocated memory is still 104.9MB. Free memory was 68.8MB in the beginning and 78.3MB in the end (delta: -9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.75ms. Allocated memory is still 104.9MB. Free memory was 78.3MB in the beginning and 76.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.73ms. Allocated memory is still 104.9MB. Free memory was 76.2MB in the beginning and 75.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 543.94ms. Allocated memory is still 104.9MB. Free memory was 75.2MB in the beginning and 61.0MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 136.77ms. Allocated memory is still 104.9MB. Free memory was 60.5MB in the beginning and 47.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:24:16,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl --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 cfa53b3a6eade068c4346d28766037c8d26fae61c62dd4c8f6fc2f9d68567d2c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:24:19,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:24:19,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:24:19,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:24:19,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:24:19,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:24:19,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:24:19,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:24:19,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:24:19,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:24:19,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:24:19,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:24:19,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:24:19,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:24:19,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:24:19,921 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:24:19,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:24:19,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:24:19,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:24:19,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:24:19,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:24:19,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:24:19,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:24:19,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:24:19,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:24:19,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:24:19,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:24:19,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:24:19,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:24:19,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:24:19,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:24:19,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:24:19,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:24:19,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:24:19,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:24:19,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:24:19,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:24:19,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:24:19,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:24:19,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:24:19,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:24:19,988 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-23 17:24:20,016 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:24:20,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:24:20,017 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:24:20,017 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:24:20,018 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:24:20,018 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:24:20,018 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:24:20,019 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:24:20,019 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:24:20,019 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:24:20,019 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:24:20,020 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:24:20,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:24:20,021 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:24:20,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:24:20,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:24:20,021 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:24:20,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:24:20,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:24:20,022 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:24:20,022 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:24:20,023 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:24:20,023 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:24:20,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:24:20,023 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:24:20,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:24:20,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:24:20,024 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:24:20,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:24:20,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:24:20,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:24:20,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:24:20,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:24:20,026 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:24:20,026 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:24:20,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:24:20,026 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:24:20,027 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:24:20,027 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfa53b3a6eade068c4346d28766037c8d26fae61c62dd4c8f6fc2f9d68567d2c [2021-11-23 17:24:20,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:24:20,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:24:20,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:24:20,506 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:24:20,507 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:24:20,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2021-11-23 17:24:20,593 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/data/74812ed56/bdd9524182464dfd89fd78f6e1e4b0f0/FLAG72640c48f [2021-11-23 17:24:21,295 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:24:21,300 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c [2021-11-23 17:24:21,310 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/data/74812ed56/bdd9524182464dfd89fd78f6e1e4b0f0/FLAG72640c48f [2021-11-23 17:24:21,605 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/data/74812ed56/bdd9524182464dfd89fd78f6e1e4b0f0 [2021-11-23 17:24:21,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:24:21,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:24:21,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:24:21,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:24:21,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:24:21,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:24:21" (1/1) ... [2021-11-23 17:24:21,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dd35b15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21, skipping insertion in model container [2021-11-23 17:24:21,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:24:21" (1/1) ... [2021-11-23 17:24:21,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:24:21,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:24:21,833 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_e317aadd-ed37-4494-80ec-927b2c118313/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2021-11-23 17:24:21,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:24:21,855 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:24:21,883 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_e317aadd-ed37-4494-80ec-927b2c118313/sv-benchmarks/c/weaver/chl-simpl-str-symm.wvr.c[2303,2316] [2021-11-23 17:24:21,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:24:21,935 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:24:21,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21 WrapperNode [2021-11-23 17:24:21,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:24:21,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:24:21,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:24:21,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:24:21,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21" (1/1) ... [2021-11-23 17:24:21,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21" (1/1) ... [2021-11-23 17:24:22,002 INFO L137 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 124 [2021-11-23 17:24:22,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:24:22,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:24:22,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:24:22,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:24:22,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21" (1/1) ... [2021-11-23 17:24:22,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21" (1/1) ... [2021-11-23 17:24:22,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21" (1/1) ... [2021-11-23 17:24:22,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21" (1/1) ... [2021-11-23 17:24:22,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21" (1/1) ... [2021-11-23 17:24:22,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21" (1/1) ... [2021-11-23 17:24:22,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21" (1/1) ... [2021-11-23 17:24:22,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:24:22,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:24:22,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:24:22,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:24:22,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21" (1/1) ... [2021-11-23 17:24:22,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:24:22,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:24:22,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:24:22,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:24:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:24:22,144 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 17:24:22,144 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 17:24:22,145 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 17:24:22,145 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 17:24:22,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:24:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:24:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:24:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:24:22,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:24:22,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:24:22,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:24:22,154 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 17:24:22,315 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:24:22,317 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:24:22,750 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:24:22,761 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:24:22,767 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 17:24:22,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:24:22 BoogieIcfgContainer [2021-11-23 17:24:22,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:24:22,774 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:24:22,774 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:24:22,777 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:24:22,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:24:21" (1/3) ... [2021-11-23 17:24:22,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ba45880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:24:22, skipping insertion in model container [2021-11-23 17:24:22,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:21" (2/3) ... [2021-11-23 17:24:22,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ba45880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:24:22, skipping insertion in model container [2021-11-23 17:24:22,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:24:22" (3/3) ... [2021-11-23 17:24:22,781 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-simpl-str-symm.wvr.c [2021-11-23 17:24:22,786 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 17:24:22,786 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:24:22,787 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 17:24:22,787 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 17:24:22,846 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,847 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,847 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,847 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,848 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,848 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,848 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,848 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,850 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,850 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,850 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,850 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,852 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,854 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,854 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,856 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,856 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,856 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,856 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,856 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,857 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,857 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,857 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,857 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,857 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,858 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,866 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,866 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,868 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,868 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,869 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,869 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,869 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,869 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,870 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,870 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,871 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,871 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,871 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,871 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,871 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,871 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,872 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,872 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,873 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,873 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,874 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,875 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,875 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,876 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,877 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,877 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,877 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,877 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,878 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,878 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,878 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,879 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,900 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,900 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,901 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,901 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,901 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,901 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,901 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,902 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,902 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,903 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,904 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,906 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,907 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,907 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,907 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,907 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,909 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,909 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,909 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,910 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,914 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,914 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,914 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,915 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,916 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,917 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,918 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,919 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,920 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,921 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,922 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,923 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,924 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,925 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,925 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,925 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,925 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,925 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,926 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,926 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,926 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,926 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,926 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,927 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,928 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,928 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,929 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,930 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,930 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,930 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,930 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,931 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,932 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,932 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,933 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,933 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,933 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,933 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,934 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,935 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,935 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,935 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,935 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,940 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,941 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,942 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,942 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,942 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,942 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,942 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,943 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,943 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 17:24:22,944 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.connectThreadInstances(ThreadInstanceAdder.java:116) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.petrify(TraceAbstractionStarter.java:514) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:223) 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) [2021-11-23 17:24:22,953 INFO L158 Benchmark]: Toolchain (without parser) took 1340.02ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 43.1MB in the beginning and 62.3MB in the end (delta: -19.2MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2021-11-23 17:24:22,954 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:24:22,956 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.67ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 46.6MB in the end (delta: -3.6MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2021-11-23 17:24:22,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.29ms. Allocated memory is still 62.9MB. Free memory was 46.6MB in the beginning and 44.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 17:24:22,959 INFO L158 Benchmark]: Boogie Preprocessor took 37.54ms. Allocated memory is still 62.9MB. Free memory was 44.6MB in the beginning and 43.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 17:24:22,960 INFO L158 Benchmark]: RCFGBuilder took 728.36ms. Allocated memory is still 62.9MB. Free memory was 43.0MB in the beginning and 29.3MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 17:24:22,961 INFO L158 Benchmark]: TraceAbstraction took 174.75ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 28.9MB in the beginning and 62.3MB in the end (delta: -33.4MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2021-11-23 17:24:22,972 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.67ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 46.6MB in the end (delta: -3.6MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.29ms. Allocated memory is still 62.9MB. Free memory was 46.6MB in the beginning and 44.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.54ms. Allocated memory is still 62.9MB. Free memory was 44.6MB in the beginning and 43.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 728.36ms. Allocated memory is still 62.9MB. Free memory was 43.0MB in the beginning and 29.3MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 174.75ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 28.9MB in the beginning and 62.3MB in the end (delta: -33.4MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:24:23,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e317aadd-ed37-4494-80ec-927b2c118313/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable