./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/mult-comm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/mult-comm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8 --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 a0efdc82161997cbf03fd7c104a0f7adcc3337af1f91e29fd2b7831e9d52958e --- 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-2329fc7 [2022-12-13 20:55:04,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 20:55:04,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 20:55:04,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 20:55:04,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 20:55:04,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 20:55:04,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 20:55:04,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 20:55:04,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 20:55:04,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 20:55:04,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 20:55:04,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 20:55:04,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 20:55:04,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 20:55:04,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 20:55:04,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 20:55:04,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 20:55:04,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 20:55:04,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 20:55:04,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 20:55:04,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 20:55:04,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 20:55:04,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 20:55:04,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 20:55:04,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 20:55:04,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 20:55:04,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 20:55:04,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 20:55:04,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 20:55:04,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 20:55:04,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 20:55:04,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 20:55:04,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 20:55:04,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 20:55:04,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 20:55:04,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 20:55:04,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 20:55:04,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 20:55:04,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 20:55:04,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 20:55:04,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 20:55:04,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-12-13 20:55:04,682 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 20:55:04,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 20:55:04,682 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 20:55:04,682 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 20:55:04,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 20:55:04,683 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 20:55:04,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 20:55:04,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 20:55:04,684 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 20:55:04,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 20:55:04,684 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 20:55:04,684 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 20:55:04,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 20:55:04,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 20:55:04,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 20:55:04,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 20:55:04,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 20:55:04,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 20:55:04,685 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 20:55:04,686 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 20:55:04,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 20:55:04,686 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 20:55:04,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 20:55:04,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 20:55:04,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 20:55:04,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 20:55:04,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:55:04,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 20:55:04,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 20:55:04,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 20:55:04,687 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 20:55:04,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 20:55:04,688 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 20:55:04,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 20:55:04,688 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 20:55:04,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 20:55:04,688 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 20:55:04,688 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0efdc82161997cbf03fd7c104a0f7adcc3337af1f91e29fd2b7831e9d52958e [2022-12-13 20:55:04,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 20:55:04,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 20:55:04,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 20:55:04,890 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 20:55:04,890 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 20:55:04,891 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/weaver/mult-comm.wvr.c [2022-12-13 20:55:07,502 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 20:55:07,660 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 20:55:07,661 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/sv-benchmarks/c/weaver/mult-comm.wvr.c [2022-12-13 20:55:07,665 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/data/7a8a5fa9e/49342ff95bdd4e84b25de24e91f59d5f/FLAG315463e3c [2022-12-13 20:55:07,675 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/data/7a8a5fa9e/49342ff95bdd4e84b25de24e91f59d5f [2022-12-13 20:55:07,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 20:55:07,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 20:55:07,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 20:55:07,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 20:55:07,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 20:55:07,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5db31a95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07, skipping insertion in model container [2022-12-13 20:55:07,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,688 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 20:55:07,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 20:55:07,827 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_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/sv-benchmarks/c/weaver/mult-comm.wvr.c[1910,1923] [2022-12-13 20:55:07,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:55:07,838 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 20:55:07,856 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_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/sv-benchmarks/c/weaver/mult-comm.wvr.c[1910,1923] [2022-12-13 20:55:07,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:55:07,870 INFO L208 MainTranslator]: Completed translation [2022-12-13 20:55:07,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07 WrapperNode [2022-12-13 20:55:07,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 20:55:07,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 20:55:07,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 20:55:07,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 20:55:07,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,904 INFO L138 Inliner]: procedures = 21, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 52 [2022-12-13 20:55:07,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 20:55:07,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 20:55:07,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 20:55:07,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 20:55:07,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,925 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 20:55:07,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 20:55:07,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 20:55:07,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 20:55:07,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07" (1/1) ... [2022-12-13 20:55:07,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 20:55:07,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:55:07,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 20:55:07,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 20:55:07,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 20:55:07,992 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-13 20:55:07,992 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-13 20:55:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-13 20:55:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-13 20:55:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 20:55:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 20:55:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 20:55:07,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 20:55:07,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 20:55:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 20:55:07,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 20:55:07,995 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 20:55:08,070 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 20:55:08,072 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 20:55:08,189 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 20:55:08,196 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 20:55:08,196 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 20:55:08,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:55:08 BoogieIcfgContainer [2022-12-13 20:55:08,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 20:55:08,199 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 20:55:08,200 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 20:55:08,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 20:55:08,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 08:55:07" (1/3) ... [2022-12-13 20:55:08,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@733be43c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:55:08, skipping insertion in model container [2022-12-13 20:55:08,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:55:07" (2/3) ... [2022-12-13 20:55:08,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@733be43c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 08:55:08, skipping insertion in model container [2022-12-13 20:55:08,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:55:08" (3/3) ... [2022-12-13 20:55:08,204 INFO L112 eAbstractionObserver]: Analyzing ICFG mult-comm.wvr.c [2022-12-13 20:55:08,211 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 20:55:08,219 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 20:55:08,219 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-12-13 20:55:08,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@733be43c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 08:55:08, skipping insertion in model container [2022-12-13 20:55:08,221 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 20:55:08,221 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 20:55:08,221 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 20:55:08,222 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 20:55:08,222 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:55:08" (3/3) ... [2022-12-13 20:55:08,225 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 20:55:08,230 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-12-13 20:55:08,230 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-12-13 20:55:08,232 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-12-13 20:55:08,233 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 20:55:08,233 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 20:55:08,233 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 20:55:08,261 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 20:55:08,261 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 20:55:08,262 INFO L158 Benchmark]: Toolchain (without parser) took 583.23ms. Allocated memory is still 146.8MB. Free memory was 116.5MB in the beginning and 85.6MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-13 20:55:08,262 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 146.8MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 20:55:08,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 192.07ms. Allocated memory is still 146.8MB. Free memory was 116.1MB in the beginning and 105.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 20:55:08,263 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.45ms. Allocated memory is still 146.8MB. Free memory was 105.6MB in the beginning and 104.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 20:55:08,264 INFO L158 Benchmark]: Boogie Preprocessor took 22.75ms. Allocated memory is still 146.8MB. Free memory was 104.0MB in the beginning and 103.0MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 20:55:08,264 INFO L158 Benchmark]: RCFGBuilder took 269.52ms. Allocated memory is still 146.8MB. Free memory was 103.0MB in the beginning and 90.9MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 20:55:08,264 INFO L158 Benchmark]: TraceAbstraction took 21.33ms. Allocated memory is still 146.8MB. Free memory was 90.4MB in the beginning and 88.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 20:55:08,265 INFO L158 Benchmark]: Witness Printer took 39.53ms. Allocated memory is still 146.8MB. Free memory was 88.2MB in the beginning and 85.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 20:55:08,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 146.8MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 192.07ms. Allocated memory is still 146.8MB. Free memory was 116.1MB in the beginning and 105.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.45ms. Allocated memory is still 146.8MB. Free memory was 105.6MB in the beginning and 104.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.75ms. Allocated memory is still 146.8MB. Free memory was 104.0MB in the beginning and 103.0MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 269.52ms. Allocated memory is still 146.8MB. Free memory was 103.0MB in the beginning and 90.9MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 21.33ms. Allocated memory is still 146.8MB. Free memory was 90.4MB in the beginning and 88.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 39.53ms. Allocated memory is still 146.8MB. Free memory was 88.2MB in the beginning and 85.6MB in the end (delta: 2.7MB). 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! [2022-12-13 20:55:08,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e46a946-dfd6-42f9-8e2f-4ad946bc045e/bin/uautomizer-uyxdKDjOR8/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