./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 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_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b27d2c0de3bd785d7b0c7ad6e06bc0deeddc3f352acc333757e88f24286e9797 --- 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-4e7fbc6 [2022-11-23 06:47:53,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 06:47:53,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 06:47:53,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 06:47:53,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 06:47:53,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 06:47:53,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 06:47:53,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 06:47:53,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 06:47:53,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 06:47:53,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 06:47:53,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 06:47:53,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 06:47:53,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 06:47:53,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 06:47:53,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 06:47:53,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 06:47:53,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 06:47:53,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 06:47:53,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 06:47:53,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 06:47:53,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 06:47:53,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 06:47:53,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 06:47:53,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 06:47:53,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 06:47:53,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 06:47:53,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 06:47:53,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 06:47:53,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 06:47:53,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 06:47:53,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 06:47:53,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 06:47:53,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 06:47:53,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 06:47:53,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 06:47:53,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 06:47:53,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 06:47:53,368 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 06:47:53,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 06:47:53,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 06:47:53,370 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2022-11-23 06:47:53,418 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 06:47:53,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 06:47:53,419 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 06:47:53,420 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 06:47:53,421 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 06:47:53,421 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 06:47:53,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 06:47:53,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 06:47:53,423 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 06:47:53,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 06:47:53,424 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 06:47:53,425 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 06:47:53,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 06:47:53,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 06:47:53,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 06:47:53,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 06:47:53,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 06:47:53,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 06:47:53,427 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 06:47:53,427 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 06:47:53,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 06:47:53,428 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 06:47:53,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 06:47:53,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 06:47:53,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 06:47:53,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 06:47:53,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 06:47:53,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 06:47:53,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 06:47:53,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 06:47:53,431 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 06:47:53,431 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-23 06:47:53,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 06:47:53,432 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-23 06:47:53,432 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-23 06:47:53,432 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-23 06:47:53,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 06:47:53,433 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-23 06:47:53,433 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-23 06:47:53,434 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_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b27d2c0de3bd785d7b0c7ad6e06bc0deeddc3f352acc333757e88f24286e9797 [2022-11-23 06:47:53,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 06:47:53,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 06:47:53,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 06:47:53,847 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 06:47:53,847 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 06:47:53,849 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/../../sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c [2022-11-23 06:47:56,956 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 06:47:57,238 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 06:47:57,239 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c [2022-11-23 06:47:57,250 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/data/475f0a3fb/571318da66834d85a510225e2df9721c/FLAG8e73ea8b2 [2022-11-23 06:47:57,277 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/data/475f0a3fb/571318da66834d85a510225e2df9721c [2022-11-23 06:47:57,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 06:47:57,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 06:47:57,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 06:47:57,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 06:47:57,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 06:47:57,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2665b2d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57, skipping insertion in model container [2022-11-23 06:47:57,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 06:47:57,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 06:47:57,615 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_400f95aa-785e-4c14-93f6-aacfaf30a67e/sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c[2332,2345] [2022-11-23 06:47:57,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 06:47:57,636 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 06:47:57,665 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_400f95aa-785e-4c14-93f6-aacfaf30a67e/sv-benchmarks/c/weaver/parallel-misc-2-unrolled.wvr.c[2332,2345] [2022-11-23 06:47:57,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 06:47:57,681 INFO L208 MainTranslator]: Completed translation [2022-11-23 06:47:57,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57 WrapperNode [2022-11-23 06:47:57,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 06:47:57,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 06:47:57,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 06:47:57,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 06:47:57,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,721 INFO L138 Inliner]: procedures = 20, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2022-11-23 06:47:57,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 06:47:57,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 06:47:57,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 06:47:57,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 06:47:57,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,759 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 06:47:57,764 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 06:47:57,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 06:47:57,764 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 06:47:57,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57" (1/1) ... [2022-11-23 06:47:57,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 06:47:57,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/z3 [2022-11-23 06:47:57,813 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 06:47:57,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 06:47:57,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 06:47:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-23 06:47:57,873 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-23 06:47:57,873 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-23 06:47:57,874 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-23 06:47:57,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 06:47:57,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 06:47:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 06:47:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-23 06:47:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-23 06:47:57,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 06:47:57,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 06:47:57,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 06:47:57,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 06:47:57,878 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 06:47:58,037 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 06:47:58,040 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 06:47:58,334 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 06:47:58,367 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 06:47:58,367 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-23 06:47:58,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:47:58 BoogieIcfgContainer [2022-11-23 06:47:58,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 06:47:58,373 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 06:47:58,374 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 06:47:58,378 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 06:47:58,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:47:57" (1/3) ... [2022-11-23 06:47:58,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b66b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:47:58, skipping insertion in model container [2022-11-23 06:47:58,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:57" (2/3) ... [2022-11-23 06:47:58,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b66b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:47:58, skipping insertion in model container [2022-11-23 06:47:58,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:47:58" (3/3) ... [2022-11-23 06:47:58,393 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-2-unrolled.wvr.c [2022-11-23 06:47:58,405 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-23 06:47:58,418 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 06:47:58,418 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-23 06:47:58,420 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b66b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:47:58, skipping insertion in model container [2022-11-23 06:47:58,420 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 06:47:58,421 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 06:47:58,422 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 06:47:58,422 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 06:47:58,423 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:47:58" (3/3) ... [2022-11-23 06:47:58,428 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 06:47:58,435 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-23 06:47:58,436 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-23 06:47:58,443 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-23 06:47:58,443 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-23 06:47:58,444 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 06:47:58,444 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 06:47:58,503 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/witness.graphml [2022-11-23 06:47:58,504 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 06:47:58,506 INFO L158 Benchmark]: Toolchain (without parser) took 1223.65ms. Allocated memory is still 161.5MB. Free memory was 123.5MB in the beginning and 100.6MB in the end (delta: 22.9MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2022-11-23 06:47:58,506 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 06:47:58,508 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.10ms. Allocated memory is still 161.5MB. Free memory was 123.5MB in the beginning and 124.1MB in the end (delta: -637.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 06:47:58,508 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.28ms. Allocated memory is still 161.5MB. Free memory was 124.1MB in the beginning and 122.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 06:47:58,509 INFO L158 Benchmark]: Boogie Preprocessor took 41.55ms. Allocated memory is still 161.5MB. Free memory was 122.3MB in the beginning and 121.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 06:47:58,515 INFO L158 Benchmark]: RCFGBuilder took 606.34ms. Allocated memory is still 161.5MB. Free memory was 121.1MB in the beginning and 106.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-23 06:47:58,518 INFO L158 Benchmark]: TraceAbstraction took 47.24ms. Allocated memory is still 161.5MB. Free memory was 105.6MB in the beginning and 103.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 06:47:58,519 INFO L158 Benchmark]: Witness Printer took 82.64ms. Allocated memory is still 161.5MB. Free memory was 103.5MB in the beginning and 101.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 06:47:58,521 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 130.0MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.10ms. Allocated memory is still 161.5MB. Free memory was 123.5MB in the beginning and 124.1MB in the end (delta: -637.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.28ms. Allocated memory is still 161.5MB. Free memory was 124.1MB in the beginning and 122.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.55ms. Allocated memory is still 161.5MB. Free memory was 122.3MB in the beginning and 121.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 606.34ms. Allocated memory is still 161.5MB. Free memory was 121.1MB in the beginning and 106.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 47.24ms. Allocated memory is still 161.5MB. Free memory was 105.6MB in the beginning and 103.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 82.64ms. Allocated memory is still 161.5MB. Free memory was 103.5MB in the beginning and 101.1MB in the end (delta: 2.4MB). 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! [2022-11-23 06:47:58,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f95aa-785e-4c14-93f6-aacfaf30a67e/bin/ugemcutter-1C6z4D84am/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE