./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 5e519f3a 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_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/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_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/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_f0957368-6762-45e8-b71b-5938b39d60fe/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 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 --- 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 20:26:14,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:26:14,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:26:14,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:26:14,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:26:14,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:26:14,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:26:14,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:26:14,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:26:14,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:26:14,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:26:14,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:26:14,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:26:14,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:26:14,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:26:14,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:26:14,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:26:14,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:26:14,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:26:14,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:26:14,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:26:14,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:26:14,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:26:14,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:26:14,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:26:14,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:26:14,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:26:14,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:26:14,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:26:14,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:26:14,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:26:14,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:26:14,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:26:14,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:26:14,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:26:14,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:26:14,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:26:14,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:26:14,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:26:14,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:26:14,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:26:14,573 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-02 20:26:14,612 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:26:14,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:26:14,612 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:26:14,613 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:26:14,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:26:14,614 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:26:14,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:26:14,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:26:14,614 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:26:14,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:26:14,615 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:26:14,615 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:26:14,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:26:14,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:26:14,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:26:14,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:26:14,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:26:14,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:26:14,617 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-02 20:26:14,617 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:26:14,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:26:14,618 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:26:14,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:26:14,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:26:14,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:26:14,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:26:14,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:26:14,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:26:14,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:26:14,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:26:14,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:26:14,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:26:14,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:26:14,622 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_f0957368-6762-45e8-b71b-5938b39d60fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e064514c886eab27bff1253cfa87b1ac324d3dc8890599c3d4384e987c0d244 [2022-11-02 20:26:14,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:26:14,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:26:14,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:26:14,944 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:26:14,945 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:26:14,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-11-02 20:26:15,003 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc/data/9d92614ea/476aa27b38cf4fc9a8a671854f5230f5/FLAGc0d7b7afe [2022-11-02 20:26:15,521 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:26:15,521 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c [2022-11-02 20:26:15,531 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc/data/9d92614ea/476aa27b38cf4fc9a8a671854f5230f5/FLAGc0d7b7afe [2022-11-02 20:26:15,871 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc/data/9d92614ea/476aa27b38cf4fc9a8a671854f5230f5 [2022-11-02 20:26:15,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:26:15,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:26:15,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:26:15,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:26:15,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:26:15,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:26:15" (1/1) ... [2022-11-02 20:26:15,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ddf688e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:15, skipping insertion in model container [2022-11-02 20:26:15,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:26:15" (1/1) ... [2022-11-02 20:26:15,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:26:15,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:26:16,167 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_f0957368-6762-45e8-b71b-5938b39d60fe/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-11-02 20:26:16,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:26:16,177 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:26:16,197 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_f0957368-6762-45e8-b71b-5938b39d60fe/sv-benchmarks/c/weaver/parallel-simple-equiv.wvr.c[2212,2225] [2022-11-02 20:26:16,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:26:16,212 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:26:16,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16 WrapperNode [2022-11-02 20:26:16,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:26:16,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:26:16,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:26:16,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:26:16,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16" (1/1) ... [2022-11-02 20:26:16,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16" (1/1) ... [2022-11-02 20:26:16,250 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-11-02 20:26:16,251 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:26:16,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:26:16,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:26:16,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:26:16,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16" (1/1) ... [2022-11-02 20:26:16,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16" (1/1) ... [2022-11-02 20:26:16,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16" (1/1) ... [2022-11-02 20:26:16,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16" (1/1) ... [2022-11-02 20:26:16,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16" (1/1) ... [2022-11-02 20:26:16,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16" (1/1) ... [2022-11-02 20:26:16,272 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16" (1/1) ... [2022-11-02 20:26:16,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16" (1/1) ... [2022-11-02 20:26:16,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:26:16,276 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:26:16,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:26:16,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:26:16,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16" (1/1) ... [2022-11-02 20:26:16,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:26:16,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:26:16,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:26:16,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:26:16,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:26:16,366 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-02 20:26:16,366 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-02 20:26:16,367 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-02 20:26:16,367 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-02 20:26:16,367 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-02 20:26:16,367 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-02 20:26:16,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:26:16,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:26:16,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:26:16,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-02 20:26:16,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-02 20:26:16,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:26:16,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:26:16,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:26:16,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:26:16,371 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 20:26:16,529 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:26:16,531 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:26:16,728 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:26:16,792 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:26:16,792 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:26:16,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:26:16 BoogieIcfgContainer [2022-11-02 20:26:16,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:26:16,797 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:26:16,797 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:26:16,814 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:26:16,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:26:15" (1/3) ... [2022-11-02 20:26:16,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@130b7ea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:26:16, skipping insertion in model container [2022-11-02 20:26:16,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:16" (2/3) ... [2022-11-02 20:26:16,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@130b7ea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:26:16, skipping insertion in model container [2022-11-02 20:26:16,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:26:16" (3/3) ... [2022-11-02 20:26:16,817 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-simple-equiv.wvr.c [2022-11-02 20:26:16,825 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-02 20:26:16,846 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:26:16,846 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-02 20:26:16,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@130b7ea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:26:16, skipping insertion in model container [2022-11-02 20:26:16,848 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:26:16,849 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:26:16,849 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:26:16,849 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:26:16,849 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:26:16" (3/3) ... [2022-11-02 20:26:16,853 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:26:16,860 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-02 20:26:16,860 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-02 20:26:16,860 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-11-02 20:26:16,865 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-11-02 20:26:16,865 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-02 20:26:16,865 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:26:16,866 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:26:16,922 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:26:16,922 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:26:16,924 INFO L158 Benchmark]: Toolchain (without parser) took 1046.84ms. Allocated memory is still 109.1MB. Free memory was 78.9MB in the beginning and 62.0MB in the end (delta: 16.9MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2022-11-02 20:26:16,924 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory was 63.5MB in the beginning and 63.5MB in the end (delta: 50.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:26:16,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.03ms. Allocated memory is still 109.1MB. Free memory was 78.6MB in the beginning and 83.9MB in the end (delta: -5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:26:16,925 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.07ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 82.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:26:16,926 INFO L158 Benchmark]: Boogie Preprocessor took 24.26ms. Allocated memory is still 109.1MB. Free memory was 82.3MB in the beginning and 80.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:26:16,926 INFO L158 Benchmark]: RCFGBuilder took 518.97ms. Allocated memory is still 109.1MB. Free memory was 80.9MB in the beginning and 67.6MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:26:16,935 INFO L158 Benchmark]: TraceAbstraction took 50.60ms. Allocated memory is still 109.1MB. Free memory was 67.1MB in the beginning and 64.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:26:16,935 INFO L158 Benchmark]: Witness Printer took 73.59ms. Allocated memory is still 109.1MB. Free memory was 64.9MB in the beginning and 62.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:26:16,938 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 109.1MB. Free memory was 63.5MB in the beginning and 63.5MB in the end (delta: 50.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.03ms. Allocated memory is still 109.1MB. Free memory was 78.6MB in the beginning and 83.9MB in the end (delta: -5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.07ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 82.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.26ms. Allocated memory is still 109.1MB. Free memory was 82.3MB in the beginning and 80.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 518.97ms. Allocated memory is still 109.1MB. Free memory was 80.9MB in the beginning and 67.6MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 50.60ms. Allocated memory is still 109.1MB. Free memory was 67.1MB in the beginning and 64.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 73.59ms. Allocated memory is still 109.1MB. Free memory was 64.9MB in the beginning and 62.0MB in the end (delta: 2.8MB). There was no memory consumed. 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 20:26:16,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0957368-6762-45e8-b71b-5938b39d60fe/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