./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-17 22:47:43,170 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-17 22:47:43,253 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2023-11-17 22:47:43,258 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-17 22:47:43,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-17 22:47:43,284 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-17 22:47:43,284 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-17 22:47:43,285 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-17 22:47:43,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-17 22:47:43,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-17 22:47:43,287 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-17 22:47:43,288 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-17 22:47:43,289 INFO L153 SettingsManager]: * Use SBE=true [2023-11-17 22:47:43,289 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-17 22:47:43,290 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-17 22:47:43,290 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-17 22:47:43,291 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-17 22:47:43,292 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-17 22:47:43,292 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-17 22:47:43,293 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-17 22:47:43,293 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-17 22:47:43,294 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-17 22:47:43,294 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-17 22:47:43,295 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-17 22:47:43,295 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-17 22:47:43,296 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-17 22:47:43,296 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-17 22:47:43,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-17 22:47:43,297 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-17 22:47:43,298 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-17 22:47:43,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 22:47:43,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-17 22:47:43,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-17 22:47:43,299 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-17 22:47:43,299 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-17 22:47:43,300 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2023-11-17 22:47:43,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-17 22:47:43,300 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-17 22:47:43,300 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-17 22:47:43,301 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-17 22:47:43,301 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-17 22:47:43,301 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-17 22:47:43,302 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-17 22:47:43,302 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25d9c7e70f7f3d19e85c7cfc6427443102f5451f704dd6a19dd9a78d021a612 [2023-11-17 22:47:43,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-17 22:47:43,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-17 22:47:43,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-17 22:47:43,639 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-17 22:47:43,640 INFO L274 PluginConnector]: CDTParser initialized [2023-11-17 22:47:43,641 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/../../sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-17 22:47:46,798 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-17 22:47:47,119 INFO L384 CDTParser]: Found 1 translation units. [2023-11-17 22:47:47,120 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/sv-benchmarks/c/weaver/bench-exp2x3.wvr.c [2023-11-17 22:47:47,131 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/data/0e31528d5/31ead63f607e465c987daf03d6e616db/FLAG429cbc6f4 [2023-11-17 22:47:47,149 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/data/0e31528d5/31ead63f607e465c987daf03d6e616db [2023-11-17 22:47:47,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-17 22:47:47,158 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-17 22:47:47,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-17 22:47:47,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-17 22:47:47,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-17 22:47:47,168 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,170 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b11780d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47, skipping insertion in model container [2023-11-17 22:47:47,170 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,200 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-17 22:47:47,396 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 22:47:47,407 INFO L202 MainTranslator]: Completed pre-run [2023-11-17 22:47:47,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-17 22:47:47,448 INFO L206 MainTranslator]: Completed translation [2023-11-17 22:47:47,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47 WrapperNode [2023-11-17 22:47:47,449 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-17 22:47:47,450 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-17 22:47:47,450 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-17 22:47:47,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-17 22:47:47,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,466 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,498 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-17 22:47:47,498 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-17 22:47:47,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-17 22:47:47,499 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-17 22:47:47,499 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-17 22:47:47,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,520 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,531 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,542 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-17 22:47:47,545 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-17 22:47:47,545 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-17 22:47:47,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-17 22:47:47,546 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47" (1/1) ... [2023-11-17 22:47:47,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-17 22:47:47,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/z3 [2023-11-17 22:47:47,591 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-17 22:47:47,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-17 22:47:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-17 22:47:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-17 22:47:47,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-17 22:47:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-17 22:47:47,644 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-17 22:47:47,644 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-17 22:47:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-17 22:47:47,645 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-17 22:47:47,645 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-17 22:47:47,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-17 22:47:47,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-17 22:47:47,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-17 22:47:47,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-17 22:47:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-17 22:47:47,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-17 22:47:47,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-17 22:47:47,650 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-17 22:47:47,801 INFO L236 CfgBuilder]: Building ICFG [2023-11-17 22:47:47,804 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-17 22:47:48,158 INFO L277 CfgBuilder]: Performing block encoding [2023-11-17 22:47:48,170 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-17 22:47:48,170 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-17 22:47:48,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:47:48 BoogieIcfgContainer [2023-11-17 22:47:48,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-17 22:47:48,188 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-17 22:47:48,188 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-17 22:47:48,191 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-17 22:47:48,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 10:47:47" (1/3) ... [2023-11-17 22:47:48,193 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@153d8eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:47:48, skipping insertion in model container [2023-11-17 22:47:48,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:47:47" (2/3) ... [2023-11-17 22:47:48,195 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@153d8eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:47:48, skipping insertion in model container [2023-11-17 22:47:48,196 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:47:48" (3/3) ... [2023-11-17 22:47:48,198 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp2x3.wvr.c [2023-11-17 22:47:48,206 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-17 22:47:48,214 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-17 22:47:48,214 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-17 22:47:48,216 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@153d8eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 10:47:48, skipping insertion in model container [2023-11-17 22:47:48,216 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-17 22:47:48,217 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-17 22:47:48,217 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-17 22:47:48,217 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-17 22:47:48,218 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:47:48" (3/3) ... [2023-11-17 22:47:48,220 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-17 22:47:48,223 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-17 22:47:48,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-17 22:47:48,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-11-17 22:47:48,224 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2023-11-17 22:47:48,230 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-11-17 22:47:48,230 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-17 22:47:48,231 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-17 22:47:48,231 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-17 22:47:48,355 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/witness.graphml [2023-11-17 22:47:48,355 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/witness.yml [2023-11-17 22:47:48,355 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-17 22:47:48,359 INFO L158 Benchmark]: Toolchain (without parser) took 1198.29ms. Allocated memory is still 134.2MB. Free memory was 100.2MB in the beginning and 62.0MB in the end (delta: 38.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-17 22:47:48,359 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 134.2MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-17 22:47:48,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.75ms. Allocated memory is still 134.2MB. Free memory was 100.2MB in the beginning and 88.8MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-17 22:47:48,360 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.06ms. Allocated memory is still 134.2MB. Free memory was 88.8MB in the beginning and 87.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-17 22:47:48,364 INFO L158 Benchmark]: Boogie Preprocessor took 43.66ms. Allocated memory is still 134.2MB. Free memory was 87.2MB in the beginning and 85.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-17 22:47:48,364 INFO L158 Benchmark]: RCFGBuilder took 629.64ms. Allocated memory is still 134.2MB. Free memory was 85.5MB in the beginning and 70.0MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-17 22:47:48,365 INFO L158 Benchmark]: TraceAbstraction took 28.15ms. Allocated memory is still 134.2MB. Free memory was 69.2MB in the beginning and 67.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-17 22:47:48,365 INFO L158 Benchmark]: Witness Printer took 138.90ms. Allocated memory is still 134.2MB. Free memory was 67.2MB in the beginning and 62.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-17 22:47:48,371 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 134.2MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.75ms. Allocated memory is still 134.2MB. Free memory was 100.2MB in the beginning and 88.8MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.06ms. Allocated memory is still 134.2MB. Free memory was 88.8MB in the beginning and 87.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.66ms. Allocated memory is still 134.2MB. Free memory was 87.2MB in the beginning and 85.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 629.64ms. Allocated memory is still 134.2MB. Free memory was 85.5MB in the beginning and 70.0MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 28.15ms. Allocated memory is still 134.2MB. Free memory was 69.2MB in the beginning and 67.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 138.90ms. Allocated memory is still 134.2MB. Free memory was 67.2MB in the beginning and 62.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-17 22:47:48,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d0d0f28-7faa-4fdc-8c95-81850b949450/bin/ugemcutter-verify-ztSkJzofpW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE