./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-manipulation/dancing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/heap-manipulation/dancing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 61aa671d60c63a9c0aa1f89d5d2982cadbc06881 ............................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/heap-manipulation/dancing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 61aa671d60c63a9c0aa1f89d5d2982cadbc06881 ................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:52:52,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:52:53,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:52:53,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:52:53,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:52:53,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:52:53,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:52:53,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:52:53,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:52:53,070 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:52:53,071 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:52:53,074 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:52:53,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:52:53,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:52:53,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:52:53,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:52:53,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:52:53,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:52:53,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:52:53,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:52:53,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:52:53,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:52:53,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:52:53,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:52:53,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:52:53,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:52:53,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:52:53,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:52:53,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:52:53,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:52:53,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:52:53,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:52:53,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:52:53,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:52:53,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:52:53,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:52:53,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:52:53,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:52:53,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:52:53,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:52:53,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:52:53,139 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-15 19:52:53,189 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:52:53,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:52:53,190 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:52:53,190 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:52:53,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:52:53,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:52:53,191 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:52:53,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:52:53,192 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-15 19:52:53,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:52:53,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-15 19:52:53,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:52:53,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:52:53,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:52:53,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:52:53,193 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-15 19:52:53,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:52:53,194 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:52:53,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:52:53,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:52:53,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:52:53,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:52:53,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:52:53,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:52:53,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:52:53,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:52:53,202 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:52:53,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 19:52:53,203 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:52:53,205 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:52:53,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:52:53,205 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:52:53,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61aa671d60c63a9c0aa1f89d5d2982cadbc06881 [2021-10-15 19:52:53,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:52:53,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:52:53,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:52:53,527 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:52:53,528 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:52:53,529 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/heap-manipulation/dancing.i [2021-10-15 19:52:53,630 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/data/99465e16a/2f22ce9fe18140b29ddffcf9cd60d46d/FLAG896be29c4 [2021-10-15 19:52:54,193 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:52:54,194 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/sv-benchmarks/c/heap-manipulation/dancing.i [2021-10-15 19:52:54,207 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/data/99465e16a/2f22ce9fe18140b29ddffcf9cd60d46d/FLAG896be29c4 [2021-10-15 19:52:54,478 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/data/99465e16a/2f22ce9fe18140b29ddffcf9cd60d46d [2021-10-15 19:52:54,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:52:54,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:52:54,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:52:54,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:52:54,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:52:54,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:52:54" (1/1) ... [2021-10-15 19:52:54,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c881592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54, skipping insertion in model container [2021-10-15 19:52:54,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:52:54" (1/1) ... [2021-10-15 19:52:54,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:52:54,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:52:54,747 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/sv-benchmarks/c/heap-manipulation/dancing.i[938,951] [2021-10-15 19:52:54,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:52:54,877 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:52:54,891 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/sv-benchmarks/c/heap-manipulation/dancing.i[938,951] [2021-10-15 19:52:54,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:52:54,976 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:52:54,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54 WrapperNode [2021-10-15 19:52:54,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:52:54,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:52:54,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:52:54,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:52:54,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54" (1/1) ... [2021-10-15 19:52:55,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54" (1/1) ... [2021-10-15 19:52:55,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:52:55,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:52:55,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:52:55,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:52:55,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54" (1/1) ... [2021-10-15 19:52:55,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54" (1/1) ... [2021-10-15 19:52:55,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54" (1/1) ... [2021-10-15 19:52:55,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54" (1/1) ... [2021-10-15 19:52:55,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54" (1/1) ... [2021-10-15 19:52:55,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54" (1/1) ... [2021-10-15 19:52:55,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54" (1/1) ... [2021-10-15 19:52:55,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:52:55,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:52:55,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:52:55,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:52:55,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54" (1/1) ... [2021-10-15 19:52:55,114 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:52:55,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:52:55,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:52:55,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:52:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure is_list_containing_x [2021-10-15 19:52:55,206 INFO L138 BoogieDeclarations]: Found implementation of procedure is_list_containing_x [2021-10-15 19:52:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 19:52:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 19:52:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:52:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 19:52:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 19:52:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 19:52:55,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:52:55,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:52:55,539 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:52:55,539 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-10-15 19:52:55,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:52:55 BoogieIcfgContainer [2021-10-15 19:52:55,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:52:55,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:52:55,560 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:52:55,563 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:52:55,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:52:54" (1/3) ... [2021-10-15 19:52:55,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f3059ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:52:55, skipping insertion in model container [2021-10-15 19:52:55,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:52:54" (2/3) ... [2021-10-15 19:52:55,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f3059ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:52:55, skipping insertion in model container [2021-10-15 19:52:55,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:52:55" (3/3) ... [2021-10-15 19:52:55,567 INFO L111 eAbstractionObserver]: Analyzing ICFG dancing.i [2021-10-15 19:52:55,573 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:52:55,573 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-15 19:52:55,640 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:52:55,647 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-15 19:52:55,647 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-15 19:52:55,656 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Call at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.constructPetriNetWithoutDeadTransitions(CegarLoopForPetriNet.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.getInitialAbstraction(CegarLoopForPetriNet.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:347) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-15 19:52:55,661 INFO L168 Benchmark]: Toolchain (without parser) took 1177.26 ms. Allocated memory was 102.8 MB in the beginning and 146.8 MB in the end (delta: 44.0 MB). Free memory was 66.1 MB in the beginning and 88.6 MB in the end (delta: -22.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:52:55,661 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 102.8 MB. Free memory is still 58.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:52:55,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 493.79 ms. Allocated memory was 102.8 MB in the beginning and 146.8 MB in the end (delta: 44.0 MB). Free memory was 65.9 MB in the beginning and 111.7 MB in the end (delta: -45.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-15 19:52:55,664 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.99 ms. Allocated memory is still 146.8 MB. Free memory was 111.7 MB in the beginning and 109.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:52:55,665 INFO L168 Benchmark]: Boogie Preprocessor took 61.07 ms. Allocated memory is still 146.8 MB. Free memory was 109.5 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:52:55,666 INFO L168 Benchmark]: RCFGBuilder took 445.39 ms. Allocated memory is still 146.8 MB. Free memory was 107.5 MB in the beginning and 93.4 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-15 19:52:55,666 INFO L168 Benchmark]: TraceAbstraction took 99.17 ms. Allocated memory is still 146.8 MB. Free memory was 93.4 MB in the beginning and 88.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:52:55,687 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 102.8 MB. Free memory is still 58.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 493.79 ms. Allocated memory was 102.8 MB in the beginning and 146.8 MB in the end (delta: 44.0 MB). Free memory was 65.9 MB in the beginning and 111.7 MB in the end (delta: -45.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 54.99 ms. Allocated memory is still 146.8 MB. Free memory was 111.7 MB in the beginning and 109.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.07 ms. Allocated memory is still 146.8 MB. Free memory was 109.5 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 445.39 ms. Allocated memory is still 146.8 MB. Free memory was 107.5 MB in the beginning and 93.4 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 99.17 ms. Allocated memory is still 146.8 MB. Free memory was 93.4 MB in the beginning and 88.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Call: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 19:52:55,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-15 19:52:58,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:52:58,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:52:58,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:52:58,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:52:58,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:52:58,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:52:58,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:52:58,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:52:58,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:52:58,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:52:58,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:52:58,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:52:58,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:52:58,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:52:58,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:52:58,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:52:58,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:52:58,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:52:58,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:52:58,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:52:58,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:52:58,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:52:58,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:52:58,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:52:58,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:52:58,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:52:58,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:52:58,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:52:58,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:52:58,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:52:58,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:52:58,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:52:58,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:52:58,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:52:58,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:52:58,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:52:58,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:52:58,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:52:58,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:52:58,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:52:58,410 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-15 19:52:58,444 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:52:58,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:52:58,445 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:52:58,446 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:52:58,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:52:58,448 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:52:58,448 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:52:58,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:52:58,450 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-15 19:52:58,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-15 19:52:58,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:52:58,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:52:58,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:52:58,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:52:58,452 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 19:52:58,453 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 19:52:58,453 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-15 19:52:58,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:52:58,454 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:52:58,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:52:58,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:52:58,455 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:52:58,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:52:58,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:52:58,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:52:58,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:52:58,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:52:58,457 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 19:52:58,457 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 19:52:58,457 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:52:58,457 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:52:58,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:52:58,458 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:52:58,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 19:52:58,459 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_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61aa671d60c63a9c0aa1f89d5d2982cadbc06881 [2021-10-15 19:52:58,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:52:58,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:52:58,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:52:58,958 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:52:58,959 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:52:58,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/heap-manipulation/dancing.i [2021-10-15 19:52:59,033 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/data/7778ba565/0eb141a3d7cd4ee69daaec31ce5fe7b4/FLAG2651c4dc8 [2021-10-15 19:52:59,792 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:52:59,793 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/sv-benchmarks/c/heap-manipulation/dancing.i [2021-10-15 19:52:59,823 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/data/7778ba565/0eb141a3d7cd4ee69daaec31ce5fe7b4/FLAG2651c4dc8 [2021-10-15 19:53:00,002 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/data/7778ba565/0eb141a3d7cd4ee69daaec31ce5fe7b4 [2021-10-15 19:53:00,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:53:00,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:53:00,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:53:00,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:53:00,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:53:00,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:53:00" (1/1) ... [2021-10-15 19:53:00,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b92213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00, skipping insertion in model container [2021-10-15 19:53:00,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:53:00" (1/1) ... [2021-10-15 19:53:00,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:53:00,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:53:00,320 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/sv-benchmarks/c/heap-manipulation/dancing.i[938,951] [2021-10-15 19:53:00,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:53:00,578 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:53:00,601 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/sv-benchmarks/c/heap-manipulation/dancing.i[938,951] [2021-10-15 19:53:00,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:53:00,698 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:53:00,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00 WrapperNode [2021-10-15 19:53:00,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:53:00,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:53:00,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:53:00,701 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:53:00,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00" (1/1) ... [2021-10-15 19:53:00,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00" (1/1) ... [2021-10-15 19:53:00,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:53:00,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:53:00,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:53:00,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:53:00,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00" (1/1) ... [2021-10-15 19:53:00,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00" (1/1) ... [2021-10-15 19:53:00,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00" (1/1) ... [2021-10-15 19:53:00,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00" (1/1) ... [2021-10-15 19:53:00,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00" (1/1) ... [2021-10-15 19:53:00,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00" (1/1) ... [2021-10-15 19:53:00,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00" (1/1) ... [2021-10-15 19:53:00,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:53:00,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:53:00,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:53:00,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:53:00,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00" (1/1) ... [2021-10-15 19:53:00,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:53:00,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:53:00,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:53:00,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:53:00,952 INFO L130 BoogieDeclarations]: Found specification of procedure is_list_containing_x [2021-10-15 19:53:00,953 INFO L138 BoogieDeclarations]: Found implementation of procedure is_list_containing_x [2021-10-15 19:53:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 19:53:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 19:53:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:53:00,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 19:53:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 19:53:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 19:53:00,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:53:00,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:53:01,521 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:53:01,521 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-10-15 19:53:01,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:53:01 BoogieIcfgContainer [2021-10-15 19:53:01,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:53:01,526 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:53:01,526 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:53:01,530 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:53:01,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:53:00" (1/3) ... [2021-10-15 19:53:01,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fee7c8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:53:01, skipping insertion in model container [2021-10-15 19:53:01,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:53:00" (2/3) ... [2021-10-15 19:53:01,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fee7c8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:53:01, skipping insertion in model container [2021-10-15 19:53:01,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:53:01" (3/3) ... [2021-10-15 19:53:01,533 INFO L111 eAbstractionObserver]: Analyzing ICFG dancing.i [2021-10-15 19:53:01,539 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:53:01,540 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-15 19:53:01,595 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:53:01,602 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-15 19:53:01,602 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-15 19:53:01,611 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Call at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.constructPetriNetWithoutDeadTransitions(CegarLoopForPetriNet.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.getInitialAbstraction(CegarLoopForPetriNet.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:347) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-15 19:53:01,615 INFO L168 Benchmark]: Toolchain (without parser) took 1606.89 ms. Allocated memory was 71.3 MB in the beginning and 111.1 MB in the end (delta: 39.8 MB). Free memory was 54.1 MB in the beginning and 82.6 MB in the end (delta: -28.5 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2021-10-15 19:53:01,616 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 71.3 MB. Free memory was 53.1 MB in the beginning and 53.0 MB in the end (delta: 60.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:53:01,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.81 ms. Allocated memory is still 71.3 MB. Free memory was 53.9 MB in the beginning and 47.8 MB in the end (delta: 6.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:53:01,618 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.82 ms. Allocated memory is still 71.3 MB. Free memory was 47.8 MB in the beginning and 45.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:53:01,618 INFO L168 Benchmark]: Boogie Preprocessor took 57.34 ms. Allocated memory is still 71.3 MB. Free memory was 45.5 MB in the beginning and 43.7 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:53:01,619 INFO L168 Benchmark]: RCFGBuilder took 681.90 ms. Allocated memory was 71.3 MB in the beginning and 111.1 MB in the end (delta: 39.8 MB). Free memory was 43.7 MB in the beginning and 87.3 MB in the end (delta: -43.6 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. [2021-10-15 19:53:01,620 INFO L168 Benchmark]: TraceAbstraction took 87.21 ms. Allocated memory is still 111.1 MB. Free memory was 86.8 MB in the beginning and 82.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-15 19:53:01,624 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 71.3 MB. Free memory was 53.1 MB in the beginning and 53.0 MB in the end (delta: 60.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 688.81 ms. Allocated memory is still 71.3 MB. Free memory was 53.9 MB in the beginning and 47.8 MB in the end (delta: 6.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.82 ms. Allocated memory is still 71.3 MB. Free memory was 47.8 MB in the beginning and 45.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.34 ms. Allocated memory is still 71.3 MB. Free memory was 45.5 MB in the beginning and 43.7 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 681.90 ms. Allocated memory was 71.3 MB in the beginning and 111.1 MB in the end (delta: 39.8 MB). Free memory was 43.7 MB in the beginning and 87.3 MB in the end (delta: -43.6 MB). Peak memory consumption was 15.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 87.21 ms. Allocated memory is still 111.1 MB. Free memory was 86.8 MB in the beginning and 82.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Call: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 19:53:01,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_638a79d7-43f1-4819-adb5-787dc05e11bd/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...