./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/bigshot_s2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/bigshot_s2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE --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 fa644cc26c2bb4f900e6af52233648196eb4dff503d36a50559ddcf2a4270ffb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/bigshot_s2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE --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 fa644cc26c2bb4f900e6af52233648196eb4dff503d36a50559ddcf2a4270ffb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:01:07,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:01:07,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:01:07,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:01:07,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:01:07,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:01:07,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:01:07,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:01:07,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:01:07,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:01:07,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:01:07,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:01:07,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:01:07,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:01:07,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:01:07,814 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:01:07,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:01:07,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:01:07,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:01:07,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:01:07,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:01:07,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:01:07,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:01:07,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:01:07,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:01:07,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:01:07,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:01:07,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:01:07,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:01:07,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:01:07,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:01:07,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:01:07,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:01:07,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:01:07,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:01:07,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:01:07,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:01:07,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:01:07,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:01:07,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:01:07,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:01:07,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:01:07,895 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:01:07,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:01:07,899 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:01:07,899 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:01:07,900 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:01:07,900 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:01:07,900 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:01:07,900 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:01:07,901 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:01:07,901 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:01:07,902 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:01:07,902 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:01:07,902 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:01:07,903 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:01:07,903 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:01:07,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:01:07,904 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:01:07,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:01:07,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:01:07,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:01:07,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:01:07,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:01:07,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:01:07,905 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:01:07,905 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:01:07,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:01:07,906 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:01:07,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:01:07,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:01:07,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:01:07,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:01:07,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:01:07,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:01:07,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:01:07,909 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:01:07,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:01:07,910 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:01:07,910 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:01:07,910 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:01:07,910 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_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa644cc26c2bb4f900e6af52233648196eb4dff503d36a50559ddcf2a4270ffb [2021-10-24 10:01:08,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:01:08,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:01:08,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:01:08,199 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:01:08,199 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:01:08,200 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/pthread/bigshot_s2.i [2021-10-24 10:01:08,263 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/data/26ae21ff3/00d89b39643e4a5dbc211eb9b87f79e5/FLAG263feb758 [2021-10-24 10:01:08,918 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:01:08,920 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/sv-benchmarks/c/pthread/bigshot_s2.i [2021-10-24 10:01:08,950 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/data/26ae21ff3/00d89b39643e4a5dbc211eb9b87f79e5/FLAG263feb758 [2021-10-24 10:01:09,177 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/data/26ae21ff3/00d89b39643e4a5dbc211eb9b87f79e5 [2021-10-24 10:01:09,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:01:09,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:01:09,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:01:09,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:01:09,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:01:09,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:01:09" (1/1) ... [2021-10-24 10:01:09,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32f2a171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09, skipping insertion in model container [2021-10-24 10:01:09,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:01:09" (1/1) ... [2021-10-24 10:01:09,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:01:09,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:01:09,807 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_4d21dbea-cfec-45c7-8353-ab0dbcf21789/sv-benchmarks/c/pthread/bigshot_s2.i[55203,55216] [2021-10-24 10:01:09,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:01:09,833 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:01:09,866 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_4d21dbea-cfec-45c7-8353-ab0dbcf21789/sv-benchmarks/c/pthread/bigshot_s2.i[55203,55216] [2021-10-24 10:01:09,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:01:09,958 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:01:09,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09 WrapperNode [2021-10-24 10:01:09,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:01:09,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:01:09,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:01:09,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:01:09,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09" (1/1) ... [2021-10-24 10:01:10,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09" (1/1) ... [2021-10-24 10:01:10,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:01:10,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:01:10,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:01:10,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:01:10,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09" (1/1) ... [2021-10-24 10:01:10,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09" (1/1) ... [2021-10-24 10:01:10,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09" (1/1) ... [2021-10-24 10:01:10,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09" (1/1) ... [2021-10-24 10:01:10,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09" (1/1) ... [2021-10-24 10:01:10,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09" (1/1) ... [2021-10-24 10:01:10,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09" (1/1) ... [2021-10-24 10:01:10,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:01:10,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:01:10,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:01:10,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:01:10,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09" (1/1) ... [2021-10-24 10:01:10,091 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:01:10,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:01:10,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:01:10,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:01:10,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:01:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-24 10:01:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-24 10:01:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-24 10:01:10,159 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-24 10:01:10,159 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-24 10:01:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-24 10:01:10,160 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-24 10:01:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-24 10:01:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-24 10:01:10,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-24 10:01:10,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:01:10,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:01:10,162 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-24 10:01:10,540 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:01:10,546 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-24 10:01:10,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:01:10 BoogieIcfgContainer [2021-10-24 10:01:10,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:01:10,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:01:10,558 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:01:10,562 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:01:10,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:01:09" (1/3) ... [2021-10-24 10:01:10,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e881919 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:01:10, skipping insertion in model container [2021-10-24 10:01:10,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:09" (2/3) ... [2021-10-24 10:01:10,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e881919 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:01:10, skipping insertion in model container [2021-10-24 10:01:10,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:01:10" (3/3) ... [2021-10-24 10:01:10,565 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_s2.i [2021-10-24 10:01:10,570 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-24 10:01:10,570 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:01:10,570 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-24 10:01:10,570 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-24 10:01:10,601 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,602 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,602 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,602 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,603 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,603 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,603 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,603 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,604 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,604 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,604 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,604 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,605 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,605 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,605 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,606 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,606 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,606 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,606 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,607 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,607 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,607 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,607 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,608 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,608 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,609 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,609 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,609 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,609 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,610 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,610 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,610 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,611 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,611 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,612 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,612 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,612 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,612 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,613 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,613 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,613 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,613 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,614 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,614 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,614 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,614 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,615 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,615 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,615 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,615 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,616 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,616 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,616 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,616 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,617 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,617 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,617 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,617 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,618 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,618 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,618 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,618 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,619 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,619 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,619 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,619 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,620 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,620 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,620 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,620 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,621 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,621 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,621 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,621 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,622 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,622 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,622 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,622 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,623 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,623 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,623 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,623 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,624 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,624 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,624 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,624 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,625 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,625 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,625 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,625 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,626 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,626 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,626 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,626 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,627 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,627 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,627 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,627 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,631 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,631 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,632 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,632 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,633 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,633 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,642 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,642 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,643 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,643 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,643 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,643 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,644 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,644 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,645 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,645 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,645 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,645 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,646 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,646 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:10,667 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-24 10:01:10,720 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:01:10,725 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 10:01:10,725 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:01:10,739 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-24 10:01:10,749 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 75 transitions, 166 flow [2021-10-24 10:01:10,752 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 75 transitions, 166 flow [2021-10-24 10:01:10,754 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 78 places, 75 transitions, 166 flow [2021-10-24 10:01:10,789 INFO L129 PetriNetUnfolder]: 4/73 cut-off events. [2021-10-24 10:01:10,789 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-10-24 10:01:10,792 INFO L84 FinitePrefix]: Finished finitePrefix Result has 82 conditions, 73 events. 4/73 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 49 event pairs, 0 based on Foata normal form. 0/68 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-10-24 10:01:10,793 INFO L116 LiptonReduction]: Number of co-enabled transitions 150 [2021-10-24 10:01:13,943 INFO L131 LiptonReduction]: Checked pairs total: 191 [2021-10-24 10:01:13,944 INFO L133 LiptonReduction]: Total number of compositions: 73 [2021-10-24 10:01:13,950 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 22 places, 17 transitions, 50 flow [2021-10-24 10:01:13,957 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:01:13,958 INFO L276 IsEmpty]: Start isEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:01:13,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-24 10:01:13,961 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:01:13,961 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:01:13,962 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-24 10:01:13,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:01:13,975 INFO L82 PathProgramCache]: Analyzing trace with hash 2112807320, now seen corresponding path program 1 times [2021-10-24 10:01:13,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:01:13,985 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439452314] [2021-10-24 10:01:13,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:01:13,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:01:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:01:14,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:01:14,221 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:01:14,222 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439452314] [2021-10-24 10:01:14,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439452314] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:01:14,223 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:01:14,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-24 10:01:14,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510820045] [2021-10-24 10:01:14,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-24 10:01:14,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:01:14,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-24 10:01:14,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:01:14,261 INFO L87 Difference]: Start difference. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:01:14,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:01:14,291 INFO L93 Difference]: Finished difference Result 16 states and 20 transitions. [2021-10-24 10:01:14,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:01:14,293 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-10-24 10:01:14,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:01:14,300 INFO L225 Difference]: With dead ends: 16 [2021-10-24 10:01:14,300 INFO L226 Difference]: Without dead ends: 16 [2021-10-24 10:01:14,301 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:01:14,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-10-24 10:01:14,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-10-24 10:01:14,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:01:14,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2021-10-24 10:01:14,329 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 20 transitions. Word has length 11 [2021-10-24 10:01:14,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:01:14,330 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 20 transitions. [2021-10-24 10:01:14,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:01:14,331 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-10-24 10:01:14,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-24 10:01:14,332 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:01:14,332 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:01:14,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-24 10:01:14,332 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-24 10:01:14,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:01:14,333 INFO L82 PathProgramCache]: Analyzing trace with hash 1087303624, now seen corresponding path program 1 times [2021-10-24 10:01:14,333 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:01:14,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760754059] [2021-10-24 10:01:14,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:01:14,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:01:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-24 10:01:14,411 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-24 10:01:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-24 10:01:14,517 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-24 10:01:14,521 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-24 10:01:14,523 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:01:14,524 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-24 10:01:14,525 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-24 10:01:14,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-24 10:01:14,529 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-24 10:01:14,530 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:01:14,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:14,553 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:14,553 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:14,553 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:14,554 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:14,556 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:14,557 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:14,557 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:14,557 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:14,557 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:14,558 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:14,559 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:14,562 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:14,563 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:14,563 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:14,563 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:14,564 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:14,566 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:14,567 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:14,567 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:14,568 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:14,572 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:14,572 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:14,573 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:14,573 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:14,573 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:14,573 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:14,574 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:14,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:01:14 BasicIcfg [2021-10-24 10:01:14,589 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:01:14,589 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:01:14,590 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:01:14,590 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:01:14,590 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:01:10" (3/4) ... [2021-10-24 10:01:14,593 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-24 10:01:14,593 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:01:14,595 INFO L168 Benchmark]: Toolchain (without parser) took 5410.41 ms. Allocated memory was 94.4 MB in the beginning and 138.4 MB in the end (delta: 44.0 MB). Free memory was 50.8 MB in the beginning and 53.8 MB in the end (delta: -3.0 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:01:14,595 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 94.4 MB. Free memory is still 69.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:01:14,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 772.58 ms. Allocated memory is still 94.4 MB. Free memory was 50.6 MB in the beginning and 48.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. [2021-10-24 10:01:14,597 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.22 ms. Allocated memory is still 94.4 MB. Free memory was 48.1 MB in the beginning and 45.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:01:14,598 INFO L168 Benchmark]: Boogie Preprocessor took 39.30 ms. Allocated memory is still 94.4 MB. Free memory was 45.7 MB in the beginning and 44.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:01:14,598 INFO L168 Benchmark]: RCFGBuilder took 472.05 ms. Allocated memory was 94.4 MB in the beginning and 115.3 MB in the end (delta: 21.0 MB). Free memory was 44.2 MB in the beginning and 85.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:01:14,599 INFO L168 Benchmark]: TraceAbstraction took 4039.12 ms. Allocated memory was 115.3 MB in the beginning and 138.4 MB in the end (delta: 23.1 MB). Free memory was 85.3 MB in the beginning and 54.8 MB in the end (delta: 30.5 MB). Peak memory consumption was 53.7 MB. Max. memory is 16.1 GB. [2021-10-24 10:01:14,600 INFO L168 Benchmark]: Witness Printer took 3.71 ms. Allocated memory is still 138.4 MB. Free memory was 54.8 MB in the beginning and 53.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:01:14,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 94.4 MB. Free memory is still 69.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 772.58 ms. Allocated memory is still 94.4 MB. Free memory was 50.6 MB in the beginning and 48.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 75.22 ms. Allocated memory is still 94.4 MB. Free memory was 48.1 MB in the beginning and 45.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.30 ms. Allocated memory is still 94.4 MB. Free memory was 45.7 MB in the beginning and 44.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 472.05 ms. Allocated memory was 94.4 MB in the beginning and 115.3 MB in the end (delta: 21.0 MB). Free memory was 44.2 MB in the beginning and 85.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4039.12 ms. Allocated memory was 115.3 MB in the beginning and 138.4 MB in the end (delta: 23.1 MB). Free memory was 85.3 MB in the beginning and 54.8 MB in the end (delta: 30.5 MB). Peak memory consumption was 53.7 MB. Max. memory is 16.1 GB. * Witness Printer took 3.71 ms. Allocated memory is still 138.4 MB. Free memory was 54.8 MB in the beginning and 53.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3191.7ms, 78 PlacesBefore, 22 PlacesAfterwards, 75 TransitionsBefore, 17 TransitionsAfterwards, 150 CoEnabledTransitionPairs, 5 FixpointIterations, 35 TrivialSequentialCompositions, 23 ConcurrentSequentialCompositions, 5 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 73 TotalNumberOfCompositions, 191 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 143, positive conditional: 0, positive unconditional: 143, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 129, positive: 118, positive conditional: 0, positive unconditional: 118, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 129, positive: 118, positive conditional: 0, positive unconditional: 118, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 11, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 48, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 155, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 129, unknown conditional: 0, unknown unconditional: 129] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1107]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1116. Possible FailurePath: [L1108] 0 char *v; [L1121] 0 pthread_t t1, t2; [L1122] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, v={0:0}] [L1111] 1 v = malloc(sizeof(char) * 8) [L1112] 1 return 0; [L1123] 0 \read(t1) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={-3:0}] [L1123] FCALL, JOIN 1 pthread_join(t1, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={-3:0}] [L1124] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={-3:0}] [L1116] COND TRUE 2 \read(*v) [L1116] CALL 2 strcpy(v, "Bigshot") [L1117] 2 return 0; [L1125] 0 \read(t2) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={-3:0}] [L1125] FCALL, JOIN 2 pthread_join(t2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={-3:0}] [L1126] 0 v[0] [L1107] COND TRUE 0 !expression [L1107] 0 reach_error() VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={-3:0}] - UnprovableResult [Line: 1122]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1124]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 98 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3809.4ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 5.1ms, AutomataDifference: 59.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3231.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 12 SDtfs, 6 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 15.2ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 9.1ms SsaConstructionTime, 107.8ms SatisfiabilityAnalysisTime, 93.0ms InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-24 10:01:14,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/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-e943c26 [2021-10-24 10:01:17,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:01:17,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:01:17,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:01:17,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:01:17,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:01:17,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:01:17,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:01:17,071 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:01:17,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:01:17,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:01:17,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:01:17,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:01:17,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:01:17,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:01:17,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:01:17,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:01:17,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:01:17,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:01:17,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:01:17,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:01:17,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:01:17,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:01:17,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:01:17,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:01:17,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:01:17,115 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:01:17,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:01:17,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:01:17,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:01:17,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:01:17,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:01:17,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:01:17,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:01:17,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:01:17,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:01:17,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:01:17,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:01:17,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:01:17,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:01:17,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:01:17,134 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:01:17,161 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:01:17,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:01:17,162 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:01:17,162 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:01:17,163 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:01:17,163 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:01:17,163 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:01:17,163 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:01:17,163 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:01:17,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:01:17,164 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:01:17,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:01:17,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:01:17,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:01:17,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:01:17,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:01:17,166 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:01:17,166 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:01:17,166 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:01:17,166 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:01:17,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:01:17,167 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:01:17,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:01:17,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:01:17,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:01:17,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:01:17,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:01:17,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:01:17,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:01:17,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:01:17,169 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:01:17,169 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:01:17,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:01:17,170 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:01:17,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:01:17,170 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_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa644cc26c2bb4f900e6af52233648196eb4dff503d36a50559ddcf2a4270ffb [2021-10-24 10:01:17,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:01:17,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:01:17,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:01:17,566 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:01:17,567 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:01:17,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/pthread/bigshot_s2.i [2021-10-24 10:01:17,630 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/data/e27a75284/74e71199b1054a37b1dbeb878bb28d23/FLAG0c2559767 [2021-10-24 10:01:18,291 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:01:18,293 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/sv-benchmarks/c/pthread/bigshot_s2.i [2021-10-24 10:01:18,317 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/data/e27a75284/74e71199b1054a37b1dbeb878bb28d23/FLAG0c2559767 [2021-10-24 10:01:18,631 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/data/e27a75284/74e71199b1054a37b1dbeb878bb28d23 [2021-10-24 10:01:18,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:01:18,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:01:18,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:01:18,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:01:18,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:01:18,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:01:18" (1/1) ... [2021-10-24 10:01:18,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a860f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:18, skipping insertion in model container [2021-10-24 10:01:18,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:01:18" (1/1) ... [2021-10-24 10:01:18,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:01:18,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:01:19,252 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_4d21dbea-cfec-45c7-8353-ab0dbcf21789/sv-benchmarks/c/pthread/bigshot_s2.i[55203,55216] [2021-10-24 10:01:19,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:01:19,277 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:01:19,314 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_4d21dbea-cfec-45c7-8353-ab0dbcf21789/sv-benchmarks/c/pthread/bigshot_s2.i[55203,55216] [2021-10-24 10:01:19,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:01:19,462 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:01:19,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:19 WrapperNode [2021-10-24 10:01:19,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:01:19,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:01:19,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:01:19,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:01:19,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:19" (1/1) ... [2021-10-24 10:01:19,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:19" (1/1) ... [2021-10-24 10:01:19,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:01:19,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:01:19,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:01:19,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:01:19,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:19" (1/1) ... [2021-10-24 10:01:19,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:19" (1/1) ... [2021-10-24 10:01:19,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:19" (1/1) ... [2021-10-24 10:01:19,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:19" (1/1) ... [2021-10-24 10:01:19,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:19" (1/1) ... [2021-10-24 10:01:19,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:19" (1/1) ... [2021-10-24 10:01:19,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:19" (1/1) ... [2021-10-24 10:01:19,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:01:19,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:01:19,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:01:19,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:01:19,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:19" (1/1) ... [2021-10-24 10:01:19,624 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:01:19,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:01:19,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:01:19,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:01:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-24 10:01:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-24 10:01:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:01:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-24 10:01:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-24 10:01:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:01:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-24 10:01:19,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-24 10:01:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-24 10:01:19,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-24 10:01:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-10-24 10:01:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-24 10:01:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:01:19,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:01:19,707 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-24 10:01:20,145 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:01:20,145 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-24 10:01:20,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:01:20 BoogieIcfgContainer [2021-10-24 10:01:20,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:01:20,149 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:01:20,149 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:01:20,154 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:01:20,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:01:18" (1/3) ... [2021-10-24 10:01:20,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6733a0ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:01:20, skipping insertion in model container [2021-10-24 10:01:20,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:01:19" (2/3) ... [2021-10-24 10:01:20,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6733a0ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:01:20, skipping insertion in model container [2021-10-24 10:01:20,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:01:20" (3/3) ... [2021-10-24 10:01:20,157 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_s2.i [2021-10-24 10:01:20,161 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-24 10:01:20,162 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:01:20,162 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-24 10:01:20,162 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-24 10:01:20,202 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,202 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,202 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,203 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,205 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,205 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,206 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,206 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,206 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,206 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,207 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,207 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,207 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,207 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,208 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,208 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,210 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,210 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,210 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,214 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,218 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,218 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,219 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,219 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,220 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,221 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,221 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,221 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,221 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,221 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,221 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,222 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,222 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,222 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,222 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,223 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,223 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,223 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,223 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,223 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,224 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,224 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,224 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,224 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,224 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,224 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,225 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,225 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,225 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,225 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,225 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,225 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,226 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,226 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,226 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,226 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,226 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,227 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,227 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,227 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,227 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,227 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,228 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,228 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,228 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,228 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,228 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,228 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,229 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,229 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,229 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,229 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,229 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,230 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,230 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,230 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,230 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,230 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,231 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,231 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,233 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,234 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,234 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,235 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,237 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,238 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,239 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,239 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,239 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,239 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,240 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,240 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,240 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,246 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,247 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,247 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,247 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,247 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,254 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,254 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,254 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,255 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,255 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,255 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,255 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,255 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,256 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,256 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,256 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,256 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,256 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,257 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,263 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,263 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,263 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,263 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,263 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,263 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:01:20,280 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-24 10:01:20,355 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:01:20,363 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 10:01:20,363 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:01:20,390 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-24 10:01:20,400 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 79 places, 76 transitions, 168 flow [2021-10-24 10:01:20,403 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 79 places, 76 transitions, 168 flow [2021-10-24 10:01:20,405 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 79 places, 76 transitions, 168 flow [2021-10-24 10:01:20,453 INFO L129 PetriNetUnfolder]: 4/74 cut-off events. [2021-10-24 10:01:20,453 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-10-24 10:01:20,457 INFO L84 FinitePrefix]: Finished finitePrefix Result has 83 conditions, 74 events. 4/74 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 50 event pairs, 0 based on Foata normal form. 0/69 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-10-24 10:01:20,460 INFO L116 LiptonReduction]: Number of co-enabled transitions 150 [2021-10-24 10:01:26,906 INFO L131 LiptonReduction]: Checked pairs total: 179 [2021-10-24 10:01:26,907 INFO L133 LiptonReduction]: Total number of compositions: 73 [2021-10-24 10:01:26,914 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 22 places, 17 transitions, 50 flow [2021-10-24 10:01:26,922 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:01:26,924 INFO L276 IsEmpty]: Start isEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:01:26,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-24 10:01:26,928 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:01:26,929 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:01:26,929 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-24 10:01:26,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:01:26,934 INFO L82 PathProgramCache]: Analyzing trace with hash -1652376520, now seen corresponding path program 1 times [2021-10-24 10:01:26,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:01:26,946 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [738814441] [2021-10-24 10:01:26,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:01:26,947 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:01:26,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:01:26,951 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:01:26,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 10:01:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:01:27,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:01:27,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:01:27,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:01:27,154 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:01:27,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:01:27,188 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:01:27,188 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [738814441] [2021-10-24 10:01:27,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [738814441] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:01:27,189 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:01:27,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-24 10:01:27,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743919775] [2021-10-24 10:01:27,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-24 10:01:27,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:01:27,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-24 10:01:27,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:01:27,208 INFO L87 Difference]: Start difference. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:01:27,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:01:27,252 INFO L93 Difference]: Finished difference Result 16 states and 20 transitions. [2021-10-24 10:01:27,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:01:27,254 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-10-24 10:01:27,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:01:27,260 INFO L225 Difference]: With dead ends: 16 [2021-10-24 10:01:27,261 INFO L226 Difference]: Without dead ends: 16 [2021-10-24 10:01:27,262 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:01:27,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-10-24 10:01:27,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-10-24 10:01:27,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:01:27,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2021-10-24 10:01:27,315 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 20 transitions. Word has length 11 [2021-10-24 10:01:27,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:01:27,316 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 20 transitions. [2021-10-24 10:01:27,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:01:27,316 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-10-24 10:01:27,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-24 10:01:27,317 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:01:27,317 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:01:27,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 10:01:27,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:01:27,531 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-10-24 10:01:27,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:01:27,534 INFO L82 PathProgramCache]: Analyzing trace with hash 327707792, now seen corresponding path program 1 times [2021-10-24 10:01:27,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:01:27,538 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1632120976] [2021-10-24 10:01:27,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:01:27,540 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:01:27,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:01:27,544 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:01:27,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 10:01:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-24 10:01:27,700 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-24 10:01:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-24 10:01:27,802 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-10-24 10:01:27,802 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-24 10:01:27,803 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:01:27,805 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-24 10:01:27,805 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-24 10:01:27,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 10:01:28,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:01:28,032 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-24 10:01:28,033 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:01:28,069 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:28,070 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:28,070 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:28,070 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:28,071 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:28,071 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:28,072 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:28,072 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:28,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:28,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:28,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:28,073 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:28,074 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:28,074 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:28,075 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:28,075 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:28,075 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:28,075 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:28,076 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:28,076 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:28,076 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:28,077 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:28,077 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:28,077 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled [2021-10-24 10:01:28,078 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled [2021-10-24 10:01:28,078 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled [2021-10-24 10:01:28,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:01:28 BasicIcfg [2021-10-24 10:01:28,094 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:01:28,095 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:01:28,095 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:01:28,095 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:01:28,096 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:01:20" (3/4) ... [2021-10-24 10:01:28,098 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-24 10:01:28,098 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:01:28,100 INFO L168 Benchmark]: Toolchain (without parser) took 9460.68 ms. Allocated memory was 65.0 MB in the beginning and 127.9 MB in the end (delta: 62.9 MB). Free memory was 42.9 MB in the beginning and 71.8 MB in the end (delta: -29.0 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. [2021-10-24 10:01:28,101 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 65.0 MB. Free memory is still 47.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:01:28,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 822.90 ms. Allocated memory was 65.0 MB in the beginning and 94.4 MB in the end (delta: 29.4 MB). Free memory was 42.7 MB in the beginning and 71.2 MB in the end (delta: -28.6 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:01:28,102 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.44 ms. Allocated memory is still 94.4 MB. Free memory was 71.2 MB in the beginning and 69.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:01:28,103 INFO L168 Benchmark]: Boogie Preprocessor took 67.68 ms. Allocated memory is still 94.4 MB. Free memory was 68.6 MB in the beginning and 67.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:01:28,104 INFO L168 Benchmark]: RCFGBuilder took 531.28 ms. Allocated memory is still 94.4 MB. Free memory was 67.0 MB in the beginning and 54.9 MB in the end (delta: 12.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:01:28,104 INFO L168 Benchmark]: TraceAbstraction took 7945.23 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 54.0 MB in the beginning and 72.0 MB in the end (delta: -18.0 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:01:28,105 INFO L168 Benchmark]: Witness Printer took 3.58 ms. Allocated memory is still 127.9 MB. Free memory was 72.0 MB in the beginning and 71.8 MB in the end (delta: 170.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:01:28,109 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 65.0 MB. Free memory is still 47.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 822.90 ms. Allocated memory was 65.0 MB in the beginning and 94.4 MB in the end (delta: 29.4 MB). Free memory was 42.7 MB in the beginning and 71.2 MB in the end (delta: -28.6 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.44 ms. Allocated memory is still 94.4 MB. Free memory was 71.2 MB in the beginning and 69.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 67.68 ms. Allocated memory is still 94.4 MB. Free memory was 68.6 MB in the beginning and 67.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 531.28 ms. Allocated memory is still 94.4 MB. Free memory was 67.0 MB in the beginning and 54.9 MB in the end (delta: 12.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7945.23 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 54.0 MB in the beginning and 72.0 MB in the end (delta: -18.0 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. * Witness Printer took 3.58 ms. Allocated memory is still 127.9 MB. Free memory was 72.0 MB in the beginning and 71.8 MB in the end (delta: 170.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6503.5ms, 79 PlacesBefore, 22 PlacesAfterwards, 76 TransitionsBefore, 17 TransitionsAfterwards, 150 CoEnabledTransitionPairs, 5 FixpointIterations, 35 TrivialSequentialCompositions, 23 ConcurrentSequentialCompositions, 6 TrivialYvCompositions, 7 ConcurrentYvCompositions, 2 ChoiceCompositions, 73 TotalNumberOfCompositions, 179 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 148, positive: 138, positive conditional: 0, positive unconditional: 138, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 126, positive: 118, positive conditional: 0, positive unconditional: 118, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 126, positive: 118, positive conditional: 0, positive unconditional: 118, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 67, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 67, negative conditional: 0, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 148, positive: 20, positive conditional: 0, positive unconditional: 20, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 126, unknown conditional: 0, unknown unconditional: 126] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1107]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1116. Possible FailurePath: [L1108] 0 char *v; [L1121] 0 pthread_t t1, t2; [L1122] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [arg={0:0}, v={0:0}] [L1123] 0 \read(t1) VAL [arg={0:0}, v={0:0}] [L1111] 1 v = malloc(sizeof(char) * 8) [L1112] 1 return 0; [L1123] FCALL, JOIN 1 pthread_join(t1, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={1:0}] [L1124] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={1:0}] [L1116] COND TRUE 2 \read(*v) [L1116] CALL 2 strcpy(v, "Bigshot") [L1125] 0 \read(t2) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={1:0}] [L1117] 2 return 0; [L1125] FCALL, JOIN 2 pthread_join(t2, 0) VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={1:0}] [L1126] 0 v[0] [L1107] COND TRUE 0 !expression [L1107] 0 reach_error() VAL [\result={0:0}, arg={0:0}, arg={0:0}, v={1:0}] - UnprovableResult [Line: 1124]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1122]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 99 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 7667.9ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 6.5ms, AutomataDifference: 66.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6558.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 12 SDtfs, 6 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 29.4ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 28.0ms SsaConstructionTime, 94.7ms SatisfiabilityAnalysisTime, 120.3ms InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 50 SizeOfPredicates, 0 NumberOfNonLiveVariables, 69 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-24 10:01:28,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d21dbea-cfec-45c7-8353-ab0dbcf21789/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...