./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-1_1-join.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/config/GemCutterReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_1-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW --witnessprinter.witness.filename witness --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 ab598119c4148bae0d8b880ae1fca3b30d4f7d9a1b46bb07e7f3565fa04f9e72 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-17 22:48:24,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 22:48:24,797 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2023-11-17 22:48:24,802 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-17 22:48:24,803 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-17 22:48:24,857 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 22:48:24,859 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-17 22:48:24,861 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-17 22:48:24,862 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 22:48:24,868 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 22:48:24,869 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 22:48:24,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 22:48:24,870 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 22:48:24,874 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 22:48:24,874 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 22:48:24,875 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 22:48:24,876 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 22:48:24,876 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 22:48:24,877 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 22:48:24,878 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 22:48:24,878 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 22:48:24,880 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 22:48:24,880 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-17 22:48:24,881 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-17 22:48:24,881 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 22:48:24,882 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 22:48:24,882 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 22:48:24,883 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 22:48:24,884 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 22:48:24,884 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 22:48:24,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 22:48:24,887 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 22:48:24,887 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 22:48:24,888 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 22:48:24,888 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 22:48:24,888 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2023-11-17 22:48:24,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 22:48:24,889 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-17 22:48:24,889 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-17 22:48:24,890 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-17 22:48:24,890 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-17 22:48:24,891 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-17 22:48:24,892 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-17 22:48:24,892 INFO L153 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_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab598119c4148bae0d8b880ae1fca3b30d4f7d9a1b46bb07e7f3565fa04f9e72 [2023-11-17 22:48:25,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 22:48:25,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 22:48:25,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 22:48:25,348 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 22:48:25,349 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 22:48:25,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/../../sv-benchmarks/c/ldv-races/race-1_1-join.i [2023-11-17 22:48:29,213 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 22:48:29,636 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 22:48:29,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/sv-benchmarks/c/ldv-races/race-1_1-join.i [2023-11-17 22:48:29,675 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/data/15ead1cd4/6f007ff2bf0047b6ad40970b5fbc1006/FLAG61b72cb77 [2023-11-17 22:48:29,693 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/data/15ead1cd4/6f007ff2bf0047b6ad40970b5fbc1006 [2023-11-17 22:48:29,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 22:48:29,699 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-17 22:48:29,700 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 22:48:29,701 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 22:48:29,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 22:48:29,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:48:29" (1/1) ... [2023-11-17 22:48:29,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@740fc87d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:29, skipping insertion in model container [2023-11-17 22:48:29,716 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:48:29" (1/1) ... [2023-11-17 22:48:29,811 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 22:48:30,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 22:48:30,823 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 22:48:30,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 22:48:31,093 INFO L206 MainTranslator]: Completed translation [2023-11-17 22:48:31,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31 WrapperNode [2023-11-17 22:48:31,094 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 22:48:31,095 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 22:48:31,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 22:48:31,096 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 22:48:31,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31" (1/1) ... [2023-11-17 22:48:31,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31" (1/1) ... [2023-11-17 22:48:31,182 INFO L138 Inliner]: procedures = 480, calls = 28, calls flagged for inlining = 9, calls inlined = 12, statements flattened = 103 [2023-11-17 22:48:31,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 22:48:31,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 22:48:31,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 22:48:31,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 22:48:31,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31" (1/1) ... [2023-11-17 22:48:31,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31" (1/1) ... [2023-11-17 22:48:31,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31" (1/1) ... [2023-11-17 22:48:31,203 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31" (1/1) ... [2023-11-17 22:48:31,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31" (1/1) ... [2023-11-17 22:48:31,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31" (1/1) ... [2023-11-17 22:48:31,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31" (1/1) ... [2023-11-17 22:48:31,236 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31" (1/1) ... [2023-11-17 22:48:31,245 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 22:48:31,247 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 22:48:31,247 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 22:48:31,247 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 22:48:31,248 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31" (1/1) ... [2023-11-17 22:48:31,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 22:48:31,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:48:31,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-17 22:48:31,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-17 22:48:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 22:48:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-17 22:48:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-17 22:48:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 22:48:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-17 22:48:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 22:48:31,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 22:48:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 22:48:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-17 22:48:31,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-17 22:48:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 22:48:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 22:48:31,368 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 22:48:31,682 INFO L236 CfgBuilder]: Building ICFG [2023-11-17 22:48:31,685 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 22:48:31,949 INFO L277 CfgBuilder]: Performing block encoding [2023-11-17 22:48:31,962 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 22:48:31,962 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-17 22:48:31,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:48:31 BoogieIcfgContainer [2023-11-17 22:48:31,974 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 22:48:31,977 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 22:48:31,978 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 22:48:31,982 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 22:48:31,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 10:48:29" (1/3) ... [2023-11-17 22:48:31,983 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33568c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:48:31, skipping insertion in model container [2023-11-17 22:48:31,983 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:48:31" (2/3) ... [2023-11-17 22:48:31,983 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33568c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:48:31, skipping insertion in model container [2023-11-17 22:48:31,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:48:31" (3/3) ... [2023-11-17 22:48:31,985 INFO L112 eAbstractionObserver]: Analyzing ICFG race-1_1-join.i [2023-11-17 22:48:31,996 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-17 22:48:32,010 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 22:48:32,010 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-17 22:48:32,012 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33568c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 10:48:32, skipping insertion in model container [2023-11-17 22:48:32,012 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-17 22:48:32,013 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-17 22:48:32,013 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-17 22:48:32,013 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-17 22:48:32,014 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:48:31" (3/3) ... [2023-11-17 22:48:32,017 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-17 22:48:32,022 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-17 22:48:32,030 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-17 22:48:32,030 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-17 22:48:32,031 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-17 22:48:32,031 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-17 22:48:32,192 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/witness.graphml [2023-11-17 22:48:32,195 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/witness.yml [2023-11-17 22:48:32,195 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-17 22:48:32,197 INFO L158 Benchmark]: Toolchain (without parser) took 2498.31ms. Allocated memory is still 144.7MB. Free memory was 98.0MB in the beginning and 73.9MB in the end (delta: 24.1MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-11-17 22:48:32,198 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 144.7MB. Free memory is still 120.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-17 22:48:32,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1394.32ms. Allocated memory is still 144.7MB. Free memory was 97.7MB in the beginning and 108.1MB in the end (delta: -10.4MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2023-11-17 22:48:32,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.83ms. Allocated memory is still 144.7MB. Free memory was 108.1MB in the beginning and 104.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-17 22:48:32,200 INFO L158 Benchmark]: Boogie Preprocessor took 61.79ms. Allocated memory is still 144.7MB. Free memory was 104.5MB in the beginning and 102.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-17 22:48:32,200 INFO L158 Benchmark]: RCFGBuilder took 727.09ms. Allocated memory is still 144.7MB. Free memory was 102.4MB in the beginning and 82.2MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-17 22:48:32,204 INFO L158 Benchmark]: TraceAbstraction took 34.69ms. Allocated memory is still 144.7MB. Free memory was 81.5MB in the beginning and 79.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-17 22:48:32,204 INFO L158 Benchmark]: Witness Printer took 182.67ms. Allocated memory is still 144.7MB. Free memory was 79.3MB in the beginning and 73.9MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-17 22:48:32,209 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 144.7MB. Free memory is still 120.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1394.32ms. Allocated memory is still 144.7MB. Free memory was 97.7MB in the beginning and 108.1MB in the end (delta: -10.4MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.83ms. Allocated memory is still 144.7MB. Free memory was 108.1MB in the beginning and 104.5MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.79ms. Allocated memory is still 144.7MB. Free memory was 104.5MB in the beginning and 102.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 727.09ms. Allocated memory is still 144.7MB. Free memory was 102.4MB in the beginning and 82.2MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 34.69ms. Allocated memory is still 144.7MB. Free memory was 81.5MB in the beginning and 79.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 182.67ms. Allocated memory is still 144.7MB. Free memory was 79.3MB in the beginning and 73.9MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. 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! [2023-11-17 22:48:32,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab9201ed-19b4-4701-81a8-641e4e7b0cc2/bin/ugemcutter-verify-ztSkJzofpW/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