./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/bench-exp1x3.wvr.c --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_32cfb903-4891-4929-b48c-cd43fd572157/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/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_32cfb903-4891-4929-b48c-cd43fd572157/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp1x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/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_32cfb903-4891-4929-b48c-cd43fd572157/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 3241bc7a4fb5fce7b9ee4eb3820005fca7c10e90159ff3c3ee85c2790d085281 --- 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 10:30:56,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:30:56,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:30:56,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:30:56,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:30:56,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:30:56,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:30:56,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:30:56,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:30:56,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:30:56,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:30:56,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:30:56,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:30:56,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:30:56,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:30:56,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:30:56,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:30:56,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:30:56,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:30:56,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:30:56,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:30:56,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:30:56,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:30:56,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:30:56,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:30:56,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:30:56,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:30:56,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:30:56,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:30:56,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:30:56,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:30:56,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:30:56,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:30:56,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:30:56,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:30:56,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:30:56,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:30:56,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:30:56,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:30:56,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:30:56,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:30:56,819 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-20 10:30:56,858 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:30:56,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:30:56,859 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:30:56,860 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:30:56,861 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:30:56,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:30:56,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:30:56,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:30:56,862 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:30:56,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:30:56,864 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:30:56,864 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:30:56,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:30:56,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:30:56,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:30:56,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:30:56,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:30:56,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:30:56,866 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 10:30:56,866 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:30:56,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:30:56,867 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:30:56,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:30:56,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:30:56,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:30:56,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:30:56,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:30:56,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:30:56,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:30:56,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:30:56,870 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:30:56,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:30:56,870 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:30:56,870 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:30:56,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:30:56,871 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_32cfb903-4891-4929-b48c-cd43fd572157/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3241bc7a4fb5fce7b9ee4eb3820005fca7c10e90159ff3c3ee85c2790d085281 [2022-11-20 10:30:57,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:30:57,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:30:57,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:30:57,251 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:30:57,251 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:30:57,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/weaver/bench-exp1x3.wvr.c [2022-11-20 10:31:00,230 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:31:00,428 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:31:00,428 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/sv-benchmarks/c/weaver/bench-exp1x3.wvr.c [2022-11-20 10:31:00,436 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/bin/uautomizer-ug76WZFUDN/data/eefe5aaea/95f9b601b5544c759b99dafe3c48dd94/FLAG7f039da2d [2022-11-20 10:31:00,453 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/bin/uautomizer-ug76WZFUDN/data/eefe5aaea/95f9b601b5544c759b99dafe3c48dd94 [2022-11-20 10:31:00,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:31:00,457 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:31:00,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:31:00,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:31:00,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:31:00,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31966227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00, skipping insertion in model container [2022-11-20 10:31:00,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:31:00,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:31:00,674 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_32cfb903-4891-4929-b48c-cd43fd572157/sv-benchmarks/c/weaver/bench-exp1x3.wvr.c[1849,1862] [2022-11-20 10:31:00,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:31:00,689 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:31:00,706 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_32cfb903-4891-4929-b48c-cd43fd572157/sv-benchmarks/c/weaver/bench-exp1x3.wvr.c[1849,1862] [2022-11-20 10:31:00,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:31:00,721 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:31:00,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00 WrapperNode [2022-11-20 10:31:00,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:31:00,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:31:00,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:31:00,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:31:00,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,759 INFO L138 Inliner]: procedures = 18, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2022-11-20 10:31:00,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:31:00,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:31:00,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:31:00,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:31:00,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,782 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:31:00,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:31:00,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:31:00,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:31:00,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00" (1/1) ... [2022-11-20 10:31:00,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:31:00,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:00,822 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:00,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:31:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:31:00,877 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 10:31:00,877 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 10:31:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 10:31:00,878 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 10:31:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:31:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:31:00,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 10:31:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:31:00,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:31:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 10:31:00,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:31:00,881 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 10:31:00,967 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:31:00,969 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:31:01,123 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:31:01,131 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:31:01,131 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 10:31:01,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:31:01 BoogieIcfgContainer [2022-11-20 10:31:01,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:31:01,136 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:31:01,136 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:31:01,140 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:31:01,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:31:00" (1/3) ... [2022-11-20 10:31:01,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a9284c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:31:01, skipping insertion in model container [2022-11-20 10:31:01,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:00" (2/3) ... [2022-11-20 10:31:01,142 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a9284c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:31:01, skipping insertion in model container [2022-11-20 10:31:01,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:31:01" (3/3) ... [2022-11-20 10:31:01,144 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp1x3.wvr.c [2022-11-20 10:31:01,152 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-20 10:31:01,160 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:31:01,160 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 10:31:01,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a9284c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:31:01, skipping insertion in model container [2022-11-20 10:31:01,162 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:31:01,163 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:31:01,163 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:31:01,163 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:31:01,163 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:31:01" (3/3) ... [2022-11-20 10:31:01,167 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:31:01,192 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-20 10:31:01,192 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-20 10:31:01,196 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-20 10:31:01,200 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 10:31:01,200 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 10:31:01,201 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:31:01,263 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:31:01,263 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:31:01,265 INFO L158 Benchmark]: Toolchain (without parser) took 806.87ms. Allocated memory is still 172.0MB. Free memory was 141.8MB in the beginning and 140.7MB in the end (delta: 1.0MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2022-11-20 10:31:01,266 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory is still 95.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:31:01,266 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.23ms. Allocated memory is still 172.0MB. Free memory was 144.6MB in the beginning and 134.8MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 10:31:01,267 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.37ms. Allocated memory is still 172.0MB. Free memory was 134.8MB in the beginning and 133.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:31:01,268 INFO L158 Benchmark]: Boogie Preprocessor took 25.79ms. Allocated memory is still 172.0MB. Free memory was 133.3MB in the beginning and 132.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:31:01,268 INFO L158 Benchmark]: RCFGBuilder took 347.53ms. Allocated memory is still 172.0MB. Free memory was 132.0MB in the beginning and 119.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 10:31:01,269 INFO L158 Benchmark]: TraceAbstraction took 25.57ms. Allocated memory is still 172.0MB. Free memory was 118.7MB in the beginning and 116.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:31:01,270 INFO L158 Benchmark]: Witness Printer took 100.81ms. Allocated memory is still 172.0MB. Free memory was 116.5MB in the beginning and 140.7MB in the end (delta: -24.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:31:01,273 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 121.6MB. Free memory is still 95.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.23ms. Allocated memory is still 172.0MB. Free memory was 144.6MB in the beginning and 134.8MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.37ms. Allocated memory is still 172.0MB. Free memory was 134.8MB in the beginning and 133.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.79ms. Allocated memory is still 172.0MB. Free memory was 133.3MB in the beginning and 132.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 347.53ms. Allocated memory is still 172.0MB. Free memory was 132.0MB in the beginning and 119.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 25.57ms. Allocated memory is still 172.0MB. Free memory was 118.7MB in the beginning and 116.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 100.81ms. Allocated memory is still 172.0MB. Free memory was 116.5MB in the beginning and 140.7MB in the end (delta: -24.3MB). 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! [2022-11-20 10:31:01,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32cfb903-4891-4929-b48c-cd43fd572157/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