./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89785c0d24fcdefc69967ffaff157c690c4dc9452939a731c93e500faa24c4d7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:40:01,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:40:01,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:40:01,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:40:01,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:40:01,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:40:01,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:40:01,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:40:01,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:40:01,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:40:01,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:40:01,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:40:01,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:40:01,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:40:01,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:40:01,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:40:01,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:40:01,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:40:01,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:40:01,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:40:01,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:40:01,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:40:01,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:40:01,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:40:01,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:40:01,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:40:01,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:40:01,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:40:01,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:40:01,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:40:01,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:40:01,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:40:01,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:40:01,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:40:01,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:40:01,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:40:01,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:40:01,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:40:01,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:40:01,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:40:01,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:40:01,894 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-20 10:40:01,915 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:40:01,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:40:01,915 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:40:01,916 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:40:01,916 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:40:01,916 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:40:01,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:40:01,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:40:01,917 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:40:01,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:40:01,918 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:40:01,918 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:40:01,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:40:01,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:40:01,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:40:01,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:40:01,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:40:01,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:40:01,919 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 10:40:01,919 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:40:01,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:40:01,920 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:40:01,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:40:01,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:40:01,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:40:01,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:40:01,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:40:01,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:40:01,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:40:01,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:40:01,922 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:40:01,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:40:01,922 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:40:01,922 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:40:01,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:40:01,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89785c0d24fcdefc69967ffaff157c690c4dc9452939a731c93e500faa24c4d7 [2022-11-20 10:40:02,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:40:02,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:40:02,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:40:02,265 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:40:02,266 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:40:02,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i [2022-11-20 10:40:05,419 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:40:05,674 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:40:05,674 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i [2022-11-20 10:40:05,687 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/data/70b297b78/39287afe2222427a86e5b8e5c4beb185/FLAGb7b61cb0e [2022-11-20 10:40:05,703 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/data/70b297b78/39287afe2222427a86e5b8e5c4beb185 [2022-11-20 10:40:05,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:40:05,708 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:40:05,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:40:05,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:40:05,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:40:05,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:40:05" (1/1) ... [2022-11-20 10:40:05,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37079ca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:05, skipping insertion in model container [2022-11-20 10:40:05,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:40:05" (1/1) ... [2022-11-20 10:40:05,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:40:05,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:40:05,921 WARN L237 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_3d2fc545-cc31-4d84-9401-23b598e31372/sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i[1102,1115] [2022-11-20 10:40:06,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:40:06,072 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:40:06,087 WARN L237 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_3d2fc545-cc31-4d84-9401-23b598e31372/sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i[1102,1115] [2022-11-20 10:40:06,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:40:06,186 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:40:06,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06 WrapperNode [2022-11-20 10:40:06,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:40:06,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:40:06,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:40:06,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:40:06,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06" (1/1) ... [2022-11-20 10:40:06,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06" (1/1) ... [2022-11-20 10:40:06,247 INFO L138 Inliner]: procedures = 162, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2022-11-20 10:40:06,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:40:06,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:40:06,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:40:06,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:40:06,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06" (1/1) ... [2022-11-20 10:40:06,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06" (1/1) ... [2022-11-20 10:40:06,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06" (1/1) ... [2022-11-20 10:40:06,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06" (1/1) ... [2022-11-20 10:40:06,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06" (1/1) ... [2022-11-20 10:40:06,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06" (1/1) ... [2022-11-20 10:40:06,285 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06" (1/1) ... [2022-11-20 10:40:06,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06" (1/1) ... [2022-11-20 10:40:06,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:40:06,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:40:06,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:40:06,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:40:06,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06" (1/1) ... [2022-11-20 10:40:06,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:40:06,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:40:06,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:40:06,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:40:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 10:40:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:40:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:40:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-20 10:40:06,381 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-20 10:40:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:40:06,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:40:06,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:40:06,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:40:06,383 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 10:40:06,520 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:40:06,522 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:40:06,620 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:40:06,626 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:40:06,627 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:40:06,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:40:06 BoogieIcfgContainer [2022-11-20 10:40:06,629 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:40:06,631 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:40:06,632 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:40:06,635 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:40:06,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:40:05" (1/3) ... [2022-11-20 10:40:06,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b9f498e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:40:06, skipping insertion in model container [2022-11-20 10:40:06,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:06" (2/3) ... [2022-11-20 10:40:06,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b9f498e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:40:06, skipping insertion in model container [2022-11-20 10:40:06,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:40:06" (3/3) ... [2022-11-20 10:40:06,638 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_41-threadenter-no-locals_unknown_1_pos.i [2022-11-20 10:40:06,648 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-20 10:40:06,697 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:40:06,697 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 10:40:06,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b9f498e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:40:06, skipping insertion in model container [2022-11-20 10:40:06,709 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:40:06,710 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:40:06,710 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:40:06,710 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:40:06,711 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:40:06" (3/3) ... [2022-11-20 10:40:06,714 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:40:06,720 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-11-20 10:40:06,723 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-20 10:40:06,738 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 10:40:06,739 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 10:40:06,740 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:40:06,771 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:40:06,771 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:40:06,772 INFO L158 Benchmark]: Toolchain (without parser) took 1064.39ms. Allocated memory is still 146.8MB. Free memory was 105.4MB in the beginning and 114.7MB in the end (delta: -9.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:40:06,773 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:40:06,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.61ms. Allocated memory is still 146.8MB. Free memory was 105.3MB in the beginning and 87.0MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 10:40:06,774 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.34ms. Allocated memory is still 146.8MB. Free memory was 87.0MB in the beginning and 85.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:40:06,775 INFO L158 Benchmark]: Boogie Preprocessor took 50.00ms. Allocated memory is still 146.8MB. Free memory was 85.2MB in the beginning and 83.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:40:06,775 INFO L158 Benchmark]: RCFGBuilder took 330.04ms. Allocated memory is still 146.8MB. Free memory was 83.7MB in the beginning and 73.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:40:06,776 INFO L158 Benchmark]: TraceAbstraction took 77.81ms. Allocated memory is still 146.8MB. Free memory was 72.6MB in the beginning and 117.0MB in the end (delta: -44.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2022-11-20 10:40:06,776 INFO L158 Benchmark]: Witness Printer took 61.05ms. Allocated memory is still 146.8MB. Free memory was 117.0MB in the beginning and 114.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:40:06,780 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.61ms. Allocated memory is still 146.8MB. Free memory was 105.3MB in the beginning and 87.0MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.34ms. Allocated memory is still 146.8MB. Free memory was 87.0MB in the beginning and 85.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.00ms. Allocated memory is still 146.8MB. Free memory was 85.2MB in the beginning and 83.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 330.04ms. Allocated memory is still 146.8MB. Free memory was 83.7MB in the beginning and 73.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 77.81ms. Allocated memory is still 146.8MB. Free memory was 72.6MB in the beginning and 117.0MB in the end (delta: -44.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Witness Printer took 61.05ms. Allocated memory is still 146.8MB. Free memory was 117.0MB in the beginning and 114.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-20 10:40:06,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d2fc545-cc31-4d84-9401-23b598e31372/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE