./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R --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 ebb6bba6491ab996b2a2d1f88baf86906cd5ba5ce7e0ad4dc20017ded9089a97 --- 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-38b53e6 [2022-11-25 17:55:30,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:55:30,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:55:30,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:55:30,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:55:30,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:55:30,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:55:30,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:55:30,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:55:30,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:55:30,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:55:30,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:55:30,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:55:30,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:55:30,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:55:30,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:55:30,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:55:30,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:55:30,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:55:30,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:55:30,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:55:30,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:55:30,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:55:30,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:55:30,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:55:30,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:55:30,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:55:30,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:55:30,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:55:30,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:55:30,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:55:30,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:55:30,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:55:30,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:55:30,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:55:30,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:55:30,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:55:30,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:55:30,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:55:30,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:55:30,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:55:30,819 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-25 17:55:30,859 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:55:30,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:55:30,859 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:55:30,860 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:55:30,860 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:55:30,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:55:30,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:55:30,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:55:30,862 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:55:30,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:55:30,863 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:55:30,863 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:55:30,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:55:30,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:55:30,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:55:30,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:55:30,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:55:30,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:55:30,865 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 17:55:30,865 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:55:30,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:55:30,865 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:55:30,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:55:30,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:55:30,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:55:30,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:55:30,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:55:30,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:55:30,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:55:30,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:55:30,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:55:30,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:55:30,868 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:55:30,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:55:30,869 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:55:30,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:55:30,869 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_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebb6bba6491ab996b2a2d1f88baf86906cd5ba5ce7e0ad4dc20017ded9089a97 [2022-11-25 17:55:31,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:55:31,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:55:31,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:55:31,272 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:55:31,273 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:55:31,274 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2022-11-25 17:55:34,958 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:55:35,196 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:55:35,197 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2022-11-25 17:55:35,209 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/data/2fe379fc8/cab64e092014400a89c593b28eb2ee90/FLAGddd24c551 [2022-11-25 17:55:35,226 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/data/2fe379fc8/cab64e092014400a89c593b28eb2ee90 [2022-11-25 17:55:35,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:55:35,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:55:35,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:55:35,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:55:35,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:55:35,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b22a97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35, skipping insertion in model container [2022-11-25 17:55:35,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:55:35,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:55:35,496 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_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c[2237,2250] [2022-11-25 17:55:35,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:55:35,511 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:55:35,540 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_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c[2237,2250] [2022-11-25 17:55:35,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:55:35,557 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:55:35,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35 WrapperNode [2022-11-25 17:55:35,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:55:35,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:55:35,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:55:35,559 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:55:35,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,603 INFO L138 Inliner]: procedures = 20, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2022-11-25 17:55:35,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:55:35,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:55:35,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:55:35,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:55:35,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,637 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:55:35,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:55:35,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:55:35,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:55:35,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35" (1/1) ... [2022-11-25 17:55:35,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:55:35,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:55:35,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:55:35,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:55:35,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:55:35,747 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-25 17:55:35,747 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-25 17:55:35,748 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-25 17:55:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-25 17:55:35,752 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-25 17:55:35,752 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-25 17:55:35,753 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-25 17:55:35,753 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-25 17:55:35,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 17:55:35,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:55:35,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 17:55:35,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:55:35,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:55:35,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 17:55:35,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:55:35,758 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 17:55:35,926 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:55:35,928 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:55:36,366 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:55:36,385 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:55:36,389 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-25 17:55:36,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:55:36 BoogieIcfgContainer [2022-11-25 17:55:36,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:55:36,410 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 17:55:36,410 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 17:55:36,414 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 17:55:36,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:55:35" (1/3) ... [2022-11-25 17:55:36,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d593788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:55:36, skipping insertion in model container [2022-11-25 17:55:36,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:55:35" (2/3) ... [2022-11-25 17:55:36,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d593788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:55:36, skipping insertion in model container [2022-11-25 17:55:36,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:55:36" (3/3) ... [2022-11-25 17:55:36,418 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp2x3.wvr.c [2022-11-25 17:55:36,430 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-25 17:55:36,444 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 17:55:36,444 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-25 17:55:36,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d593788 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 05:55:36, skipping insertion in model container [2022-11-25 17:55:36,447 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 17:55:36,449 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 17:55:36,449 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 17:55:36,450 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 17:55:36,450 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:55:36" (3/3) ... [2022-11-25 17:55:36,456 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 17:55:36,468 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-25 17:55:36,469 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-25 17:55:36,469 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-11-25 17:55:36,469 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2022-11-25 17:55:36,479 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2022-11-25 17:55:36,480 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-25 17:55:36,480 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 17:55:36,480 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 17:55:36,559 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 17:55:36,567 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 17:55:36,569 INFO L158 Benchmark]: Toolchain (without parser) took 1337.20ms. Allocated memory is still 188.7MB. Free memory was 141.6MB in the beginning and 106.7MB in the end (delta: 34.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-25 17:55:36,569 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 136.3MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:55:36,570 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.04ms. Allocated memory is still 188.7MB. Free memory was 141.6MB in the beginning and 130.5MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 17:55:36,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.78ms. Allocated memory is still 188.7MB. Free memory was 130.5MB in the beginning and 129.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:55:36,571 INFO L158 Benchmark]: Boogie Preprocessor took 37.43ms. Allocated memory is still 188.7MB. Free memory was 129.1MB in the beginning and 127.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:55:36,572 INFO L158 Benchmark]: RCFGBuilder took 763.61ms. Allocated memory is still 188.7MB. Free memory was 127.7MB in the beginning and 112.8MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 17:55:36,572 INFO L158 Benchmark]: TraceAbstraction took 37.58ms. Allocated memory is still 188.7MB. Free memory was 112.1MB in the beginning and 110.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:55:36,573 INFO L158 Benchmark]: Witness Printer took 118.06ms. Allocated memory is still 188.7MB. Free memory was 110.2MB in the beginning and 106.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-25 17:55:36,575 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 136.3MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.04ms. Allocated memory is still 188.7MB. Free memory was 141.6MB in the beginning and 130.5MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.78ms. Allocated memory is still 188.7MB. Free memory was 130.5MB in the beginning and 129.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.43ms. Allocated memory is still 188.7MB. Free memory was 129.1MB in the beginning and 127.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 763.61ms. Allocated memory is still 188.7MB. Free memory was 127.7MB in the beginning and 112.8MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 37.58ms. Allocated memory is still 188.7MB. Free memory was 112.1MB in the beginning and 110.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 118.06ms. Allocated memory is still 188.7MB. Free memory was 110.2MB in the beginning and 106.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. 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! [2022-11-25 17:55:36,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb0c41d-d542-4de4-a9af-6b4a27acc1b8/bin/uautomizer-ZsLfNo2U6R/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