./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro --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 9f8eb81fe04afedf177636b6e0b2ff7ec90c549122dc143b3ac2872279b10356 --- 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-8393723 [2022-11-18 20:32:35,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:32:35,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:32:35,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:32:35,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:32:35,709 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:32:35,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:32:35,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:32:35,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:32:35,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:32:35,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:32:35,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:32:35,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:32:35,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:32:35,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:32:35,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:32:35,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:32:35,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:32:35,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:32:35,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:32:35,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:32:35,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:32:35,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:32:35,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:32:35,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:32:35,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:32:35,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:32:35,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:32:35,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:32:35,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:32:35,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:32:35,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:32:35,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:32:35,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:32:35,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:32:35,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:32:35,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:32:35,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:32:35,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:32:35,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:32:35,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:32:35,796 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-18 20:32:35,861 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:32:35,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:32:35,863 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:32:35,863 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:32:35,864 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:32:35,865 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:32:35,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:32:35,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:32:35,866 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:32:35,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:32:35,868 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:32:35,868 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:32:35,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:32:35,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:32:35,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:32:35,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:32:35,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:32:35,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:32:35,870 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-18 20:32:35,871 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:32:35,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:32:35,871 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:32:35,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:32:35,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:32:35,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:32:35,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:32:35,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:32:35,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:32:35,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:32:35,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:32:35,874 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:32:35,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:32:35,875 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:32:35,875 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:32:35,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:32:35,876 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_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f8eb81fe04afedf177636b6e0b2ff7ec90c549122dc143b3ac2872279b10356 [2022-11-18 20:32:36,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:32:36,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:32:36,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:32:36,299 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:32:36,300 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:32:36,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i [2022-11-18 20:32:36,401 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/data/d505e4ec9/6b218c43fa3747169cd2a7e43fc68b7f/FLAG752fa8ae9 [2022-11-18 20:32:36,982 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:32:36,983 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/sv-benchmarks/c/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i [2022-11-18 20:32:37,003 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/data/d505e4ec9/6b218c43fa3747169cd2a7e43fc68b7f/FLAG752fa8ae9 [2022-11-18 20:32:37,268 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/data/d505e4ec9/6b218c43fa3747169cd2a7e43fc68b7f [2022-11-18 20:32:37,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:32:37,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:32:37,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:32:37,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:32:37,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:32:37,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:37,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9a0042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37, skipping insertion in model container [2022-11-18 20:32:37,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:37,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:32:37,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:32:37,609 WARN L234 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_91c772d3-8d05-43c4-bfde-76a8b9dceed8/sv-benchmarks/c/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i[1097,1110] [2022-11-18 20:32:37,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:32:37,780 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:32:37,795 WARN L234 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_91c772d3-8d05-43c4-bfde-76a8b9dceed8/sv-benchmarks/c/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i[1097,1110] [2022-11-18 20:32:37,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:32:37,867 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:32:37,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37 WrapperNode [2022-11-18 20:32:37,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:32:37,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:32:37,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:32:37,869 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:32:37,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:37,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:37,942 INFO L138 Inliner]: procedures = 162, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2022-11-18 20:32:37,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:32:37,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:32:37,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:32:37,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:32:37,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:37,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:37,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:37,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:37,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:37,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:37,977 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:37,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:37,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:32:37,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:32:37,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:32:37,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:32:38,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37" (1/1) ... [2022-11-18 20:32:38,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:32:38,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:32:38,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:32:38,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:32:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:32:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:32:38,137 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-18 20:32:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:32:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:32:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-18 20:32:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-18 20:32:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:32:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:32:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:32:38,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:32:38,143 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 20:32:38,301 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:32:38,303 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:32:38,503 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:32:38,511 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:32:38,511 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 20:32:38,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:32:38 BoogieIcfgContainer [2022-11-18 20:32:38,514 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:32:38,517 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:32:38,517 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:32:38,522 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:32:38,522 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:32:37" (1/3) ... [2022-11-18 20:32:38,523 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb3b85a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:32:38, skipping insertion in model container [2022-11-18 20:32:38,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:32:37" (2/3) ... [2022-11-18 20:32:38,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb3b85a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:32:38, skipping insertion in model container [2022-11-18 20:32:38,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:32:38" (3/3) ... [2022-11-18 20:32:38,526 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_30-traces-oplus-vs-meet_true.i [2022-11-18 20:32:38,553 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-18 20:32:38,565 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:32:38,566 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-18 20:32:38,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cb3b85a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:32:38, skipping insertion in model container [2022-11-18 20:32:38,568 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:32:38,569 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:32:38,569 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:32:38,570 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:32:38,570 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:32:38" (3/3) ... [2022-11-18 20:32:38,574 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 20:32:38,583 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-11-18 20:32:38,588 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-18 20:32:38,588 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-18 20:32:38,589 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-18 20:32:38,589 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 20:32:38,643 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 20:32:38,643 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:32:38,645 INFO L158 Benchmark]: Toolchain (without parser) took 1369.05ms. Allocated memory is still 132.1MB. Free memory was 85.2MB in the beginning and 72.6MB in the end (delta: 12.6MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-11-18 20:32:38,646 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 132.1MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:32:38,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 587.09ms. Allocated memory is still 132.1MB. Free memory was 85.0MB in the beginning and 95.1MB in the end (delta: -10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 20:32:38,648 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.84ms. Allocated memory is still 132.1MB. Free memory was 95.1MB in the beginning and 92.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:32:38,649 INFO L158 Benchmark]: Boogie Preprocessor took 54.25ms. Allocated memory is still 132.1MB. Free memory was 92.9MB in the beginning and 91.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:32:38,649 INFO L158 Benchmark]: RCFGBuilder took 515.56ms. Allocated memory is still 132.1MB. Free memory was 91.4MB in the beginning and 78.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 20:32:38,650 INFO L158 Benchmark]: TraceAbstraction took 51.05ms. Allocated memory is still 132.1MB. Free memory was 77.7MB in the beginning and 75.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:32:38,651 INFO L158 Benchmark]: Witness Printer took 74.74ms. Allocated memory is still 132.1MB. Free memory was 75.5MB in the beginning and 72.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:32:38,656 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 132.1MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 587.09ms. Allocated memory is still 132.1MB. Free memory was 85.0MB in the beginning and 95.1MB in the end (delta: -10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.84ms. Allocated memory is still 132.1MB. Free memory was 95.1MB in the beginning and 92.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.25ms. Allocated memory is still 132.1MB. Free memory was 92.9MB in the beginning and 91.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 515.56ms. Allocated memory is still 132.1MB. Free memory was 91.4MB in the beginning and 78.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 51.05ms. Allocated memory is still 132.1MB. Free memory was 77.7MB in the beginning and 75.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 74.74ms. Allocated memory is still 132.1MB. Free memory was 75.5MB in the beginning and 72.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-18 20:32:38,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c772d3-8d05-43c4-bfde-76a8b9dceed8/bin/uautomizer-TMbwUNV5ro/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