./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/10-synch_03-two_unique.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e7bb482b 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_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/10-synch_03-two_unique.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP --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 9672e6ae87a72de159ae3bc4275af34a3d8ca73d27f8f7f38f7b3aa006285dad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:03:21,591 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:03:21,723 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-06 22:03:21,731 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:03:21,733 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:03:21,779 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:03:21,781 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:03:21,782 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:03:21,783 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:03:21,789 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:03:21,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:03:21,791 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:03:21,792 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:03:21,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:03:21,795 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:03:21,796 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:03:21,796 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:03:21,797 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:03:21,798 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:03:21,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:03:21,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:03:21,799 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:03:21,800 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-06 22:03:21,802 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:03:21,803 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:03:21,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:03:21,804 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:03:21,805 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:03:21,805 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:03:21,806 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:03:21,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:03:21,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:03:21,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:03:21,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:03:21,809 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:03:21,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:03:21,809 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:03:21,810 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:03:21,810 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:03:21,810 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:03:21,811 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:03:21,811 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9672e6ae87a72de159ae3bc4275af34a3d8ca73d27f8f7f38f7b3aa006285dad [2023-11-06 22:03:22,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:03:22,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:03:22,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:03:22,246 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:03:22,246 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:03:22,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/goblint-regression/10-synch_03-two_unique.i [2023-11-06 22:03:25,436 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:03:25,720 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:03:25,721 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/sv-benchmarks/c/goblint-regression/10-synch_03-two_unique.i [2023-11-06 22:03:25,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/data/021397aea/48103ec7a07f4530a60db9061d2f5b78/FLAGc316e2f06 [2023-11-06 22:03:25,757 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/data/021397aea/48103ec7a07f4530a60db9061d2f5b78 [2023-11-06 22:03:25,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:03:25,762 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:03:25,763 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:03:25,764 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:03:25,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:03:25,774 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:03:25" (1/1) ... [2023-11-06 22:03:25,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@755899a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:25, skipping insertion in model container [2023-11-06 22:03:25,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:03:25" (1/1) ... [2023-11-06 22:03:25,853 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:03:26,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:03:26,534 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:03:26,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:03:26,735 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:03:26,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26 WrapperNode [2023-11-06 22:03:26,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:03:26,738 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:03:26,738 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:03:26,738 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:03:26,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26" (1/1) ... [2023-11-06 22:03:26,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26" (1/1) ... [2023-11-06 22:03:26,821 INFO L138 Inliner]: procedures = 260, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2023-11-06 22:03:26,822 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:03:26,823 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:03:26,824 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:03:26,825 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:03:26,835 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26" (1/1) ... [2023-11-06 22:03:26,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26" (1/1) ... [2023-11-06 22:03:26,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26" (1/1) ... [2023-11-06 22:03:26,851 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26" (1/1) ... [2023-11-06 22:03:26,862 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26" (1/1) ... [2023-11-06 22:03:26,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26" (1/1) ... [2023-11-06 22:03:26,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26" (1/1) ... [2023-11-06 22:03:26,873 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26" (1/1) ... [2023-11-06 22:03:26,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:03:26,882 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:03:26,882 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:03:26,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:03:26,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26" (1/1) ... [2023-11-06 22:03:26,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:03:26,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:03:26,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:03:26,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:03:26,968 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2023-11-06 22:03:26,968 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2023-11-06 22:03:26,969 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2023-11-06 22:03:26,969 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2023-11-06 22:03:26,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:03:26,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:03:26,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:03:26,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:03:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:03:26,972 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 22:03:27,115 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:03:27,118 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:03:27,218 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:03:27,225 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:03:27,226 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 22:03:27,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:03:27 BoogieIcfgContainer [2023-11-06 22:03:27,229 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:03:27,232 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:03:27,232 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:03:27,236 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:03:27,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:03:25" (1/3) ... [2023-11-06 22:03:27,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@762f376f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:03:27, skipping insertion in model container [2023-11-06 22:03:27,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:03:26" (2/3) ... [2023-11-06 22:03:27,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@762f376f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:03:27, skipping insertion in model container [2023-11-06 22:03:27,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:03:27" (3/3) ... [2023-11-06 22:03:27,240 INFO L112 eAbstractionObserver]: Analyzing ICFG 10-synch_03-two_unique.i [2023-11-06 22:03:27,250 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-06 22:03:27,262 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:03:27,263 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-06 22:03:27,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@762f376f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:03:27, skipping insertion in model container [2023-11-06 22:03:27,265 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:03:27,266 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:03:27,266 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:03:27,266 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:03:27,267 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:03:27" (3/3) ... [2023-11-06 22:03:27,270 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:03:27,274 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure f1 [2023-11-06 22:03:27,274 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure f2 [2023-11-06 22:03:27,280 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-06 22:03:27,281 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:03:27,281 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:03:27,336 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:03:27,336 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:03:27,337 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:03:27,339 INFO L158 Benchmark]: Toolchain (without parser) took 1575.91ms. Allocated memory was 130.0MB in the beginning and 159.4MB in the end (delta: 29.4MB). Free memory was 89.3MB in the beginning and 107.9MB in the end (delta: -18.5MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-11-06 22:03:27,339 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:03:27,340 INFO L158 Benchmark]: CACSL2BoogieTranslator took 973.48ms. Allocated memory was 130.0MB in the beginning and 159.4MB in the end (delta: 29.4MB). Free memory was 89.0MB in the beginning and 128.0MB in the end (delta: -39.0MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2023-11-06 22:03:27,341 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.58ms. Allocated memory is still 159.4MB. Free memory was 128.0MB in the beginning and 125.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:03:27,342 INFO L158 Benchmark]: Boogie Preprocessor took 57.72ms. Allocated memory is still 159.4MB. Free memory was 125.9MB in the beginning and 124.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:03:27,343 INFO L158 Benchmark]: RCFGBuilder took 347.16ms. Allocated memory is still 159.4MB. Free memory was 123.8MB in the beginning and 113.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:03:27,344 INFO L158 Benchmark]: TraceAbstraction took 33.33ms. Allocated memory is still 159.4MB. Free memory was 112.9MB in the beginning and 110.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:03:27,344 INFO L158 Benchmark]: Witness Printer took 70.94ms. Allocated memory is still 159.4MB. Free memory was 110.8MB in the beginning and 107.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:03:27,349 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 973.48ms. Allocated memory was 130.0MB in the beginning and 159.4MB in the end (delta: 29.4MB). Free memory was 89.0MB in the beginning and 128.0MB in the end (delta: -39.0MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.58ms. Allocated memory is still 159.4MB. Free memory was 128.0MB in the beginning and 125.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.72ms. Allocated memory is still 159.4MB. Free memory was 125.9MB in the beginning and 124.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 347.16ms. Allocated memory is still 159.4MB. Free memory was 123.8MB in the beginning and 113.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 33.33ms. Allocated memory is still 159.4MB. Free memory was 112.9MB in the beginning and 110.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 70.94ms. Allocated memory is still 159.4MB. Free memory was 110.8MB in the beginning and 107.9MB in the end (delta: 2.9MB). 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! [2023-11-06 22:03:27,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_703da6e5-9927-4fe4-a5dd-0c3d21fba3e5/bin/uautomizer-verify-WvqO1wxjHP/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