./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-easy7.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 5e519f3a 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_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/test-easy7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc --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 89875838ba00841ab95f284d6aeb82a1a762d2b06c5f173202307480dc57b4e4 --- 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-5e519f3 [2022-11-02 20:40:58,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:40:58,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:40:58,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:40:58,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:40:58,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:40:58,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:40:58,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:40:58,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:40:58,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:40:58,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:40:58,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:40:58,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:40:58,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:40:58,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:40:58,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:40:58,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:40:58,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:40:58,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:40:58,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:40:58,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:40:58,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:40:58,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:40:58,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:40:58,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:40:58,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:40:58,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:40:58,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:40:58,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:40:58,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:40:58,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:40:58,209 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:40:58,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:40:58,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:40:58,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:40:58,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:40:58,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:40:58,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:40:58,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:40:58,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:40:58,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:40:58,218 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-02 20:40:58,266 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:40:58,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:40:58,267 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:40:58,267 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:40:58,268 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:40:58,268 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:40:58,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:40:58,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:40:58,270 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:40:58,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:40:58,272 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:40:58,272 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:40:58,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:40:58,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:40:58,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:40:58,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:40:58,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:40:58,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:40:58,274 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-02 20:40:58,274 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:40:58,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:40:58,274 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:40:58,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:40:58,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:40:58,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:40:58,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:40:58,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:40:58,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:40:58,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:40:58,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:40:58,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:40:58,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:40:58,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:40:58,278 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_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89875838ba00841ab95f284d6aeb82a1a762d2b06c5f173202307480dc57b4e4 [2022-11-02 20:40:58,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:40:58,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:40:58,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:40:58,671 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:40:58,672 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:40:58,695 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/weaver/test-easy7.wvr.c [2022-11-02 20:40:58,784 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/data/dd2e03e2c/ab9fdad0d68140c888f21c9555e9f1a1/FLAG7716c3640 [2022-11-02 20:40:59,319 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:40:59,319 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/sv-benchmarks/c/weaver/test-easy7.wvr.c [2022-11-02 20:40:59,329 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/data/dd2e03e2c/ab9fdad0d68140c888f21c9555e9f1a1/FLAG7716c3640 [2022-11-02 20:40:59,668 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/data/dd2e03e2c/ab9fdad0d68140c888f21c9555e9f1a1 [2022-11-02 20:40:59,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:40:59,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:40:59,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:40:59,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:40:59,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:40:59,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:40:59" (1/1) ... [2022-11-02 20:40:59,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b9e7de5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:40:59, skipping insertion in model container [2022-11-02 20:40:59,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:40:59" (1/1) ... [2022-11-02 20:40:59,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:40:59,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:40:59,983 WARN L230 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_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/sv-benchmarks/c/weaver/test-easy7.wvr.c[1872,1885] [2022-11-02 20:40:59,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:41:00,000 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:41:00,043 WARN L230 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_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/sv-benchmarks/c/weaver/test-easy7.wvr.c[1872,1885] [2022-11-02 20:41:00,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:41:00,069 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:41:00,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00 WrapperNode [2022-11-02 20:41:00,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:41:00,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:41:00,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:41:00,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:41:00,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00" (1/1) ... [2022-11-02 20:41:00,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00" (1/1) ... [2022-11-02 20:41:00,123 INFO L138 Inliner]: procedures = 21, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2022-11-02 20:41:00,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:41:00,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:41:00,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:41:00,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:41:00,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00" (1/1) ... [2022-11-02 20:41:00,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00" (1/1) ... [2022-11-02 20:41:00,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00" (1/1) ... [2022-11-02 20:41:00,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00" (1/1) ... [2022-11-02 20:41:00,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00" (1/1) ... [2022-11-02 20:41:00,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00" (1/1) ... [2022-11-02 20:41:00,152 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00" (1/1) ... [2022-11-02 20:41:00,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00" (1/1) ... [2022-11-02 20:41:00,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:41:00,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:41:00,166 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:41:00,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:41:00,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00" (1/1) ... [2022-11-02 20:41:00,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:41:00,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:41:00,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:41:00,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:41:00,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:41:00,258 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-02 20:41:00,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-02 20:41:00,258 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-02 20:41:00,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-02 20:41:00,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:41:00,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:41:00,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:41:00,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:41:00,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:41:00,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:41:00,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:41:00,261 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-02 20:41:00,416 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:41:00,419 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:41:00,695 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:41:00,702 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:41:00,703 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:41:00,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:41:00 BoogieIcfgContainer [2022-11-02 20:41:00,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:41:00,707 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:41:00,707 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:41:00,725 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:41:00,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:40:59" (1/3) ... [2022-11-02 20:41:00,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@251c0759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:41:00, skipping insertion in model container [2022-11-02 20:41:00,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:41:00" (2/3) ... [2022-11-02 20:41:00,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@251c0759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:41:00, skipping insertion in model container [2022-11-02 20:41:00,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:41:00" (3/3) ... [2022-11-02 20:41:00,729 INFO L112 eAbstractionObserver]: Analyzing ICFG test-easy7.wvr.c [2022-11-02 20:41:00,755 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-02 20:41:00,768 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:41:00,768 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-02 20:41:00,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@251c0759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:41:00, skipping insertion in model container [2022-11-02 20:41:00,770 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:41:00,787 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:41:00,787 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:41:00,787 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:41:00,788 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:41:00" (3/3) ... [2022-11-02 20:41:00,792 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:41:00,800 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-02 20:41:00,800 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-02 20:41:00,822 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-02 20:41:00,822 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-02 20:41:00,822 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:41:00,823 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:41:00,889 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:41:00,889 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:41:00,892 INFO L158 Benchmark]: Toolchain (without parser) took 1216.33ms. Allocated memory is still 134.2MB. Free memory was 101.1MB in the beginning and 90.3MB in the end (delta: 10.8MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2022-11-02 20:41:00,892 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 58.0MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:41:00,893 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.82ms. Allocated memory is still 134.2MB. Free memory was 100.7MB in the beginning and 110.9MB in the end (delta: -10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:41:00,894 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.04ms. Allocated memory is still 134.2MB. Free memory was 110.9MB in the beginning and 109.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:41:00,895 INFO L158 Benchmark]: Boogie Preprocessor took 39.48ms. Allocated memory is still 134.2MB. Free memory was 109.2MB in the beginning and 108.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:41:00,896 INFO L158 Benchmark]: RCFGBuilder took 540.36ms. Allocated memory is still 134.2MB. Free memory was 108.0MB in the beginning and 95.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:41:00,897 INFO L158 Benchmark]: TraceAbstraction took 79.15ms. Allocated memory is still 134.2MB. Free memory was 94.9MB in the beginning and 92.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:41:00,898 INFO L158 Benchmark]: Witness Printer took 102.78ms. Allocated memory is still 134.2MB. Free memory was 92.8MB in the beginning and 90.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:41:00,903 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 58.0MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.82ms. Allocated memory is still 134.2MB. Free memory was 100.7MB in the beginning and 110.9MB in the end (delta: -10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.04ms. Allocated memory is still 134.2MB. Free memory was 110.9MB in the beginning and 109.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.48ms. Allocated memory is still 134.2MB. Free memory was 109.2MB in the beginning and 108.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 540.36ms. Allocated memory is still 134.2MB. Free memory was 108.0MB in the beginning and 95.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 79.15ms. Allocated memory is still 134.2MB. Free memory was 94.9MB in the beginning and 92.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 102.78ms. Allocated memory is still 134.2MB. Free memory was 92.8MB in the beginning and 90.3MB in the end (delta: 2.5MB). 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 specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-02 20:41:00,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3285a2-a5bb-4c4d-a44f-8c0714eb0f41/bin/uautomizer-Dbtcem3rbc/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