./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8 --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 c361ebc03d879240d418527d643e8a7b3c7ac084ceb3e66857b21a687a1c7f90 --- 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-2329fc7 [2022-12-13 19:20:42,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:20:42,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:20:42,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:20:42,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:20:42,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:20:42,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:20:42,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:20:42,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:20:42,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:20:42,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:20:42,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:20:42,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:20:42,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:20:42,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:20:42,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:20:42,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:20:42,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:20:42,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:20:42,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:20:42,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:20:42,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:20:42,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:20:42,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:20:42,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:20:42,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:20:42,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:20:42,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:20:42,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:20:42,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:20:42,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:20:42,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:20:42,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:20:42,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:20:42,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:20:42,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:20:42,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:20:42,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:20:42,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:20:42,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:20:42,161 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:20:42,161 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-12-13 19:20:42,179 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:20:42,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:20:42,179 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:20:42,179 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:20:42,180 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:20:42,180 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:20:42,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:20:42,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:20:42,181 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:20:42,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:20:42,181 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 19:20:42,181 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:20:42,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:20:42,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 19:20:42,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:20:42,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:20:42,182 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:20:42,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:20:42,182 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 19:20:42,182 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 19:20:42,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:20:42,183 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:20:42,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:20:42,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:20:42,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:20:42,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:20:42,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:20:42,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:20:42,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:20:42,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:20:42,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:20:42,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:20:42,184 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:20:42,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:20:42,185 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:20:42,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:20:42,185 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:20:42,185 INFO L138 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_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c361ebc03d879240d418527d643e8a7b3c7ac084ceb3e66857b21a687a1c7f90 [2022-12-13 19:20:42,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:20:42,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:20:42,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:20:42,404 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:20:42,404 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:20:42,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2022-12-13 19:20:44,930 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:20:45,048 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:20:45,048 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2022-12-13 19:20:45,052 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/data/138fb8028/cc2379c5be654aa090d36890a7966b4f/FLAGdfc391487 [2022-12-13 19:20:45,062 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/data/138fb8028/cc2379c5be654aa090d36890a7966b4f [2022-12-13 19:20:45,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:20:45,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:20:45,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:20:45,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:20:45,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:20:45,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@279ac140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45, skipping insertion in model container [2022-12-13 19:20:45,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:20:45,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:20:45,211 WARN L237 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_326c5f6f-691b-4c17-b17b-56bfde23c97f/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c[2133,2146] [2022-12-13 19:20:45,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:20:45,219 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:20:45,234 WARN L237 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_326c5f6f-691b-4c17-b17b-56bfde23c97f/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c[2133,2146] [2022-12-13 19:20:45,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:20:45,244 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:20:45,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45 WrapperNode [2022-12-13 19:20:45,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:20:45,246 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:20:45,246 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:20:45,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:20:45,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,274 INFO L138 Inliner]: procedures = 21, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 60 [2022-12-13 19:20:45,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:20:45,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:20:45,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:20:45,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:20:45,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,289 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:20:45,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:20:45,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:20:45,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:20:45,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45" (1/1) ... [2022-12-13 19:20:45,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:20:45,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:20:45,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:20:45,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:20:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:20:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-13 19:20:45,353 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-13 19:20:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-13 19:20:45,353 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-13 19:20:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:20:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 19:20:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 19:20:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:20:45,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:20:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 19:20:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 19:20:45,355 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 19:20:45,428 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:20:45,429 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:20:45,550 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:20:45,557 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:20:45,557 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 19:20:45,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:20:45 BoogieIcfgContainer [2022-12-13 19:20:45,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:20:45,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:20:45,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:20:45,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:20:45,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:20:45" (1/3) ... [2022-12-13 19:20:45,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527c66be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:20:45, skipping insertion in model container [2022-12-13 19:20:45,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:20:45" (2/3) ... [2022-12-13 19:20:45,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527c66be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:20:45, skipping insertion in model container [2022-12-13 19:20:45,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:20:45" (3/3) ... [2022-12-13 19:20:45,574 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-sre-symm.wvr.c [2022-12-13 19:20:45,584 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 19:20:45,595 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:20:45,595 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-12-13 19:20:45,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@527c66be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 07:20:45, skipping insertion in model container [2022-12-13 19:20:45,596 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 19:20:45,597 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 19:20:45,597 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 19:20:45,597 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 19:20:45,598 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:20:45" (3/3) ... [2022-12-13 19:20:45,601 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 19:20:45,608 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-12-13 19:20:45,608 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-12-13 19:20:45,612 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-12-13 19:20:45,613 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 19:20:45,613 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 19:20:45,613 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 19:20:45,652 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 19:20:45,652 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 19:20:45,654 INFO L158 Benchmark]: Toolchain (without parser) took 588.23ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 89.8MB in the beginning and 127.2MB in the end (delta: -37.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:20:45,654 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 88.1MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:20:45,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 179.34ms. Allocated memory is still 132.1MB. Free memory was 89.8MB in the beginning and 78.9MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 19:20:45,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.01ms. Allocated memory is still 132.1MB. Free memory was 78.9MB in the beginning and 77.3MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 19:20:45,655 INFO L158 Benchmark]: Boogie Preprocessor took 16.61ms. Allocated memory is still 132.1MB. Free memory was 77.3MB in the beginning and 76.3MB in the end (delta: 940.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:20:45,655 INFO L158 Benchmark]: RCFGBuilder took 267.28ms. Allocated memory is still 132.1MB. Free memory was 76.3MB in the beginning and 101.5MB in the end (delta: -25.2MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2022-12-13 19:20:45,656 INFO L158 Benchmark]: TraceAbstraction took 28.39ms. Allocated memory is still 159.4MB. Free memory was 132.4MB in the beginning and 130.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:20:45,656 INFO L158 Benchmark]: Witness Printer took 55.33ms. Allocated memory is still 159.4MB. Free memory was 130.2MB in the beginning and 127.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:20:45,658 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 88.1MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 179.34ms. Allocated memory is still 132.1MB. Free memory was 89.8MB in the beginning and 78.9MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.01ms. Allocated memory is still 132.1MB. Free memory was 78.9MB in the beginning and 77.3MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.61ms. Allocated memory is still 132.1MB. Free memory was 77.3MB in the beginning and 76.3MB in the end (delta: 940.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 267.28ms. Allocated memory is still 132.1MB. Free memory was 76.3MB in the beginning and 101.5MB in the end (delta: -25.2MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * TraceAbstraction took 28.39ms. Allocated memory is still 159.4MB. Free memory was 132.4MB in the beginning and 130.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 55.33ms. Allocated memory is still 159.4MB. Free memory was 130.2MB in the beginning and 127.2MB in the end (delta: 3.0MB). 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 specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-12-13 19:20:45,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c5f6f-691b-4c17-b17b-56bfde23c97f/bin/uautomizer-uyxdKDjOR8/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