./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-barrier-loop.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_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/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_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/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_65f4fb40-1f7f-48e4-a141-37268a776d61/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 6cbe8dd40fecf4391efe5e4ba3939c64a9fdbbfb53083def47a68bbefda43a3c --- 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 20:42:09,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:42:09,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:42:09,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:42:09,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:42:09,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:42:09,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:42:09,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:42:09,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:42:09,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:42:09,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:42:09,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:42:09,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:42:09,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:42:09,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:42:09,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:42:09,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:42:09,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:42:09,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:42:09,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:42:09,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:42:09,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:42:09,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:42:09,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:42:09,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:42:09,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:42:09,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:42:09,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:42:09,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:42:09,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:42:09,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:42:09,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:42:09,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:42:09,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:42:09,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:42:09,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:42:09,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:42:09,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:42:09,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:42:09,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:42:09,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:42:09,447 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-02 20:42:09,468 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:42:09,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:42:09,469 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:42:09,469 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:42:09,469 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:42:09,470 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:42:09,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:42:09,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:42:09,471 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:42:09,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:42:09,471 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:42:09,471 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:42:09,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:42:09,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:42:09,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:42:09,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:42:09,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:42:09,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:42:09,473 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-02 20:42:09,473 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:42:09,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:42:09,473 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:42:09,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:42:09,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:42:09,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:42:09,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:42:09,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:42:09,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:42:09,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:42:09,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:42:09,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:42:09,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:42:09,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:42:09,476 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_65f4fb40-1f7f-48e4-a141-37268a776d61/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cbe8dd40fecf4391efe5e4ba3939c64a9fdbbfb53083def47a68bbefda43a3c [2022-11-02 20:42:09,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:42:09,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:42:09,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:42:09,772 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:42:09,773 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:42:09,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2022-11-02 20:42:09,858 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc/data/16eb73dd3/7d69c276dab345cb9f85b2056fdd54bb/FLAG2201546a5 [2022-11-02 20:42:10,406 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:42:10,410 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2022-11-02 20:42:10,426 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc/data/16eb73dd3/7d69c276dab345cb9f85b2056fdd54bb/FLAG2201546a5 [2022-11-02 20:42:10,735 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc/data/16eb73dd3/7d69c276dab345cb9f85b2056fdd54bb [2022-11-02 20:42:10,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:42:10,739 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:42:10,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:42:10,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:42:10,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:42:10,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:42:10" (1/1) ... [2022-11-02 20:42:10,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20e026f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:10, skipping insertion in model container [2022-11-02 20:42:10,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:42:10" (1/1) ... [2022-11-02 20:42:10,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:42:10,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:42:11,060 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_65f4fb40-1f7f-48e4-a141-37268a776d61/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c[5938,5951] [2022-11-02 20:42:11,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:42:11,081 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:42:11,151 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_65f4fb40-1f7f-48e4-a141-37268a776d61/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c[5938,5951] [2022-11-02 20:42:11,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:42:11,173 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:42:11,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11 WrapperNode [2022-11-02 20:42:11,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:42:11,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:42:11,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:42:11,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:42:11,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11" (1/1) ... [2022-11-02 20:42:11,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11" (1/1) ... [2022-11-02 20:42:11,242 INFO L138 Inliner]: procedures = 25, calls = 120, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 248 [2022-11-02 20:42:11,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:42:11,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:42:11,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:42:11,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:42:11,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11" (1/1) ... [2022-11-02 20:42:11,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11" (1/1) ... [2022-11-02 20:42:11,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11" (1/1) ... [2022-11-02 20:42:11,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11" (1/1) ... [2022-11-02 20:42:11,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11" (1/1) ... [2022-11-02 20:42:11,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11" (1/1) ... [2022-11-02 20:42:11,308 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11" (1/1) ... [2022-11-02 20:42:11,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11" (1/1) ... [2022-11-02 20:42:11,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:42:11,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:42:11,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:42:11,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:42:11,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11" (1/1) ... [2022-11-02 20:42:11,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:42:11,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:42:11,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:42:11,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:42:11,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:42:11,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:42:11,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:42:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:42:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-02 20:42:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-02 20:42:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-02 20:42:11,396 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-02 20:42:11,396 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-02 20:42:11,397 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-02 20:42:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-02 20:42:11,397 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-02 20:42:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:42:11,397 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-11-02 20:42:11,397 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-11-02 20:42:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-11-02 20:42:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-11-02 20:42:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-02 20:42:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-02 20:42:11,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:42:11,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:42:11,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:42:11,400 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 20:42:11,533 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:42:11,536 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:42:12,120 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:42:12,235 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:42:12,236 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-02 20:42:12,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:42:12 BoogieIcfgContainer [2022-11-02 20:42:12,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:42:12,242 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:42:12,243 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:42:12,246 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:42:12,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:42:10" (1/3) ... [2022-11-02 20:42:12,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f2a050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:42:12, skipping insertion in model container [2022-11-02 20:42:12,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:42:11" (2/3) ... [2022-11-02 20:42:12,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f2a050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:42:12, skipping insertion in model container [2022-11-02 20:42:12,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:42:12" (3/3) ... [2022-11-02 20:42:12,250 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-barrier-loop.wvr.c [2022-11-02 20:42:12,259 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-02 20:42:12,269 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:42:12,269 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-02 20:42:12,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f2a050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:42:12, skipping insertion in model container [2022-11-02 20:42:12,271 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:42:12,273 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:42:12,273 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:42:12,273 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:42:12,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:42:12" (3/3) ... [2022-11-02 20:42:12,277 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:42:12,289 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-02 20:42:12,289 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-02 20:42:12,289 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-11-02 20:42:12,290 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2022-11-02 20:42:12,290 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2022-11-02 20:42:12,291 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2022-11-02 20:42:12,300 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-02 20:42:12,301 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-02 20:42:12,302 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:42:12,302 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:42:12,370 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:42:12,377 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:42:12,379 INFO L158 Benchmark]: Toolchain (without parser) took 1638.92ms. Allocated memory is still 115.3MB. Free memory was 77.3MB in the beginning and 49.6MB in the end (delta: 27.7MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-11-02 20:42:12,379 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory was 86.1MB in the beginning and 86.1MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:42:12,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.97ms. Allocated memory is still 115.3MB. Free memory was 77.1MB in the beginning and 87.2MB in the end (delta: -10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:42:12,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.27ms. Allocated memory is still 115.3MB. Free memory was 87.2MB in the beginning and 85.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:42:12,386 INFO L158 Benchmark]: Boogie Preprocessor took 68.87ms. Allocated memory is still 115.3MB. Free memory was 85.2MB in the beginning and 83.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:42:12,387 INFO L158 Benchmark]: RCFGBuilder took 925.75ms. Allocated memory is still 115.3MB. Free memory was 83.1MB in the beginning and 55.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-02 20:42:12,387 INFO L158 Benchmark]: TraceAbstraction took 28.72ms. Allocated memory is still 115.3MB. Free memory was 55.2MB in the beginning and 53.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:42:12,388 INFO L158 Benchmark]: Witness Printer took 104.51ms. Allocated memory is still 115.3MB. Free memory was 52.6MB in the beginning and 49.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:42:12,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory was 86.1MB in the beginning and 86.1MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.97ms. Allocated memory is still 115.3MB. Free memory was 77.1MB in the beginning and 87.2MB in the end (delta: -10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.27ms. Allocated memory is still 115.3MB. Free memory was 87.2MB in the beginning and 85.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.87ms. Allocated memory is still 115.3MB. Free memory was 85.2MB in the beginning and 83.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 925.75ms. Allocated memory is still 115.3MB. Free memory was 83.1MB in the beginning and 55.9MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 28.72ms. Allocated memory is still 115.3MB. Free memory was 55.2MB in the beginning and 53.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 104.51ms. Allocated memory is still 115.3MB. Free memory was 52.6MB in the beginning and 49.6MB in the end (delta: 3.1MB). 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 20:42:12,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65f4fb40-1f7f-48e4-a141-37268a776d61/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