./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/bench-exp3x3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp3x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21325645cf7d2c394d0eaa1628a16a96624f1addcdd1b56c7e8aa2473acfaf07 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:41:36,627 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:41:36,773 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-26 10:41:36,778 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:41:36,780 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:41:36,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:41:36,831 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:41:36,832 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:41:36,833 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:41:36,839 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:41:36,840 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:41:36,841 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:41:36,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:41:36,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:41:36,850 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:41:36,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:41:36,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:41:36,852 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:41:36,852 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:41:36,853 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:41:36,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:41:36,854 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:41:36,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:41:36,856 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:41:36,856 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 10:41:36,857 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:41:36,857 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:41:36,858 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:41:36,859 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:41:36,860 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:41:36,862 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:41:36,862 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:41:36,862 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:41:36,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:41:36,864 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:41:36,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:41:36,865 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:41:36,865 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:41:36,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:41:36,866 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:41:36,867 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:41:36,868 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:41:36,868 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:41:36,868 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:41:36,869 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21325645cf7d2c394d0eaa1628a16a96624f1addcdd1b56c7e8aa2473acfaf07 [2023-11-26 10:41:37,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:41:37,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:41:37,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:41:37,332 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:41:37,332 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:41:37,334 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/weaver/bench-exp3x3.wvr.c [2023-11-26 10:41:40,632 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:41:40,933 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:41:40,934 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/sv-benchmarks/c/weaver/bench-exp3x3.wvr.c [2023-11-26 10:41:40,944 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/data/0b68e96fb/2c7f6bdf2cf642ac948eaa62e427f3df/FLAG180a17d63 [2023-11-26 10:41:40,959 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/data/0b68e96fb/2c7f6bdf2cf642ac948eaa62e427f3df [2023-11-26 10:41:40,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:41:40,964 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:41:40,965 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:41:40,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:41:40,973 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:41:40,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:41:40" (1/1) ... [2023-11-26 10:41:40,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5528d139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:40, skipping insertion in model container [2023-11-26 10:41:40,975 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:41:40" (1/1) ... [2023-11-26 10:41:41,005 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:41:41,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:41:41,359 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:41:41,426 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:41:41,445 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:41:41,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41 WrapperNode [2023-11-26 10:41:41,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:41:41,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:41:41,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:41:41,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:41:41,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (1/1) ... [2023-11-26 10:41:41,474 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (1/1) ... [2023-11-26 10:41:41,505 INFO L138 Inliner]: procedures = 22, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 133 [2023-11-26 10:41:41,506 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:41:41,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:41:41,507 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:41:41,507 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:41:41,519 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (1/1) ... [2023-11-26 10:41:41,520 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (1/1) ... [2023-11-26 10:41:41,524 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (1/1) ... [2023-11-26 10:41:41,550 INFO L175 MemorySlicer]: Split 14 memory accesses to 7 slices as follows [2, 2, 2, 2, 2, 2, 2]. 14 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0, 0, 0]. The 6 writes are split as follows [0, 1, 1, 1, 1, 1, 1]. [2023-11-26 10:41:41,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (1/1) ... [2023-11-26 10:41:41,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (1/1) ... [2023-11-26 10:41:41,561 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (1/1) ... [2023-11-26 10:41:41,566 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (1/1) ... [2023-11-26 10:41:41,569 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (1/1) ... [2023-11-26 10:41:41,571 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (1/1) ... [2023-11-26 10:41:41,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:41:41,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:41:41,578 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:41:41,578 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:41:41,579 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (1/1) ... [2023-11-26 10:41:41,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:41:41,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:41:41,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:41:41,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:41:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:41:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-26 10:41:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-26 10:41:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-26 10:41:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-26 10:41:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-26 10:41:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-26 10:41:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-26 10:41:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-26 10:41:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:41:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 10:41:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 10:41:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 10:41:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 10:41:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 10:41:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 10:41:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-26 10:41:41,676 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-26 10:41:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-26 10:41:41,677 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-26 10:41:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 10:41:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 10:41:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 10:41:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 10:41:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 10:41:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 10:41:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 10:41:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 10:41:41,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:41:41,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:41:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 10:41:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 10:41:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 10:41:41,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 10:41:41,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 10:41:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 10:41:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 10:41:41,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 10:41:41,687 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-26 10:41:41,896 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:41:41,904 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:41:42,293 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:41:42,707 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:41:42,708 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-26 10:41:42,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:41:42 BoogieIcfgContainer [2023-11-26 10:41:42,709 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:41:42,713 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:41:42,713 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:41:42,717 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:41:42,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:41:40" (1/3) ... [2023-11-26 10:41:42,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@693a2bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:41:42, skipping insertion in model container [2023-11-26 10:41:42,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:41" (2/3) ... [2023-11-26 10:41:42,721 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@693a2bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:41:42, skipping insertion in model container [2023-11-26 10:41:42,721 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:41:42" (3/3) ... [2023-11-26 10:41:42,723 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3.wvr.c [2023-11-26 10:41:42,734 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-26 10:41:42,746 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:41:42,746 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-26 10:41:42,749 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@693a2bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 10:41:42, skipping insertion in model container [2023-11-26 10:41:42,750 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 10:41:42,751 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 10:41:42,752 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 10:41:42,752 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 10:41:42,753 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:41:42" (3/3) ... [2023-11-26 10:41:42,757 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-26 10:41:42,761 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-26 10:41:42,762 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-26 10:41:42,762 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-11-26 10:41:42,762 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2023-11-26 10:41:42,763 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2023-11-26 10:41:42,763 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2023-11-26 10:41:42,774 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 103 nodes and edges [2023-11-26 10:41:42,775 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2023-11-26 10:41:42,775 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-26 10:41:42,776 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-26 10:41:42,899 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 10:41:42,899 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/witness.yml [2023-11-26 10:41:42,900 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 10:41:42,901 INFO L158 Benchmark]: Toolchain (without parser) took 1937.29ms. Allocated memory is still 140.5MB. Free memory was 110.3MB in the beginning and 90.3MB in the end (delta: 20.0MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-11-26 10:41:42,902 INFO L158 Benchmark]: CDTParser took 1.59ms. Allocated memory is still 113.2MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:41:42,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.49ms. Allocated memory is still 140.5MB. Free memory was 110.3MB in the beginning and 98.5MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 10:41:42,903 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.64ms. Allocated memory is still 140.5MB. Free memory was 98.5MB in the beginning and 96.4MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 10:41:42,903 INFO L158 Benchmark]: Boogie Preprocessor took 70.14ms. Allocated memory is still 140.5MB. Free memory was 96.4MB in the beginning and 93.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:41:42,904 INFO L158 Benchmark]: RCFGBuilder took 1131.56ms. Allocated memory is still 140.5MB. Free memory was 93.6MB in the beginning and 98.7MB in the end (delta: -5.1MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2023-11-26 10:41:42,904 INFO L158 Benchmark]: TraceAbstraction took 37.18ms. Allocated memory is still 140.5MB. Free memory was 97.9MB in the beginning and 95.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:41:42,905 INFO L158 Benchmark]: Witness Printer took 148.51ms. Allocated memory is still 140.5MB. Free memory was 95.8MB in the beginning and 90.3MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 10:41:42,907 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59ms. Allocated memory is still 113.2MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.49ms. Allocated memory is still 140.5MB. Free memory was 110.3MB in the beginning and 98.5MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.64ms. Allocated memory is still 140.5MB. Free memory was 98.5MB in the beginning and 96.4MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.14ms. Allocated memory is still 140.5MB. Free memory was 96.4MB in the beginning and 93.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1131.56ms. Allocated memory is still 140.5MB. Free memory was 93.6MB in the beginning and 98.7MB in the end (delta: -5.1MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. * TraceAbstraction took 37.18ms. Allocated memory is still 140.5MB. Free memory was 97.9MB in the beginning and 95.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 148.51ms. Allocated memory is still 140.5MB. Free memory was 95.8MB in the beginning and 90.3MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-26 10:41:42,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d31837b-c013-40c3-ae7e-d84e80569d72/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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