./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e7bb482b 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_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP --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 e4c79b7a5b8db7237eb9e98d6143d48d2d4ec5b8465b95c5ccb44c5e387749db --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:38:56,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:38:56,584 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-06 22:38:56,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:38:56,592 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:38:56,621 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:38:56,622 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:38:56,622 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:38:56,623 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:38:56,624 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:38:56,625 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:38:56,626 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:38:56,626 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:38:56,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:38:56,628 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:38:56,628 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:38:56,629 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:38:56,630 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:38:56,630 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:38:56,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:38:56,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:38:56,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:38:56,632 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-06 22:38:56,633 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:38:56,633 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:38:56,634 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:38:56,634 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:38:56,635 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:38:56,635 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:38:56,636 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:38:56,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:38:56,637 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:38:56,637 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:38:56,638 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:38:56,638 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:38:56,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:38:56,639 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:38:56,639 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:38:56,640 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:38:56,640 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:38:56,641 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:38:56,641 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_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4c79b7a5b8db7237eb9e98d6143d48d2d4ec5b8465b95c5ccb44c5e387749db [2023-11-06 22:38:56,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:38:57,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:38:57,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:38:57,020 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:38:57,021 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:38:57,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2023-11-06 22:39:00,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:39:00,741 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:39:00,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2023-11-06 22:39:00,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/data/bd91cf7a8/5fc133e03bd14233a0328f6ae8cfe42a/FLAGc436a38db [2023-11-06 22:39:00,781 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/data/bd91cf7a8/5fc133e03bd14233a0328f6ae8cfe42a [2023-11-06 22:39:00,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:39:00,795 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:39:00,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:39:00,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:39:00,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:39:00,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:39:00" (1/1) ... [2023-11-06 22:39:00,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e56493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:00, skipping insertion in model container [2023-11-06 22:39:00,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:39:00" (1/1) ... [2023-11-06 22:39:00,851 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:39:01,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:39:01,086 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:39:01,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:39:01,124 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:01,124 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:39:01,133 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:39:01,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01 WrapperNode [2023-11-06 22:39:01,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:39:01,135 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:39:01,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:39:01,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:39:01,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01" (1/1) ... [2023-11-06 22:39:01,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01" (1/1) ... [2023-11-06 22:39:01,190 INFO L138 Inliner]: procedures = 21, calls = 35, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 62 [2023-11-06 22:39:01,190 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:39:01,191 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:39:01,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:39:01,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:39:01,202 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01" (1/1) ... [2023-11-06 22:39:01,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01" (1/1) ... [2023-11-06 22:39:01,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01" (1/1) ... [2023-11-06 22:39:01,209 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01" (1/1) ... [2023-11-06 22:39:01,215 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01" (1/1) ... [2023-11-06 22:39:01,229 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01" (1/1) ... [2023-11-06 22:39:01,231 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01" (1/1) ... [2023-11-06 22:39:01,232 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01" (1/1) ... [2023-11-06 22:39:01,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:39:01,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:39:01,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:39:01,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:39:01,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01" (1/1) ... [2023-11-06 22:39:01,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:39:01,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:39:01,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:39:01,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:39:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:39:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-06 22:39:01,305 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-06 22:39:01,305 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-06 22:39:01,305 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-06 22:39:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:39:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:39:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:39:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-06 22:39:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-06 22:39:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:39:01,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:39:01,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:39:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:39:01,308 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 22:39:01,418 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:39:01,421 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:39:01,659 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:39:01,721 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:39:01,721 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:39:01,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:39:01 BoogieIcfgContainer [2023-11-06 22:39:01,724 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:39:01,735 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:39:01,735 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:39:01,738 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:39:01,739 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:39:00" (1/3) ... [2023-11-06 22:39:01,740 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b07bd2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:39:01, skipping insertion in model container [2023-11-06 22:39:01,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:39:01" (2/3) ... [2023-11-06 22:39:01,740 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b07bd2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:39:01, skipping insertion in model container [2023-11-06 22:39:01,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:39:01" (3/3) ... [2023-11-06 22:39:01,742 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-threaded-sum-2.wvr.c [2023-11-06 22:39:01,760 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-06 22:39:01,774 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:39:01,774 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-06 22:39:01,780 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b07bd2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:39:01, skipping insertion in model container [2023-11-06 22:39:01,782 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:39:01,785 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:39:01,785 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:39:01,786 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:39:01,787 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:39:01" (3/3) ... [2023-11-06 22:39:01,791 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:39:01,794 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-11-06 22:39:01,795 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-11-06 22:39:01,800 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-06 22:39:01,800 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-06 22:39:01,801 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:39:01,801 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:39:01,865 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:39:01,865 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:39:01,865 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:39:01,867 INFO L158 Benchmark]: Toolchain (without parser) took 1071.26ms. Allocated memory is still 155.2MB. Free memory was 125.2MB in the beginning and 89.6MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,868 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:39:01,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.67ms. Allocated memory is still 155.2MB. Free memory was 125.2MB in the beginning and 113.9MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.63ms. Allocated memory is still 155.2MB. Free memory was 113.9MB in the beginning and 112.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:39:01,870 INFO L158 Benchmark]: Boogie Preprocessor took 44.10ms. Allocated memory is still 155.2MB. Free memory was 112.6MB in the beginning and 111.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,870 INFO L158 Benchmark]: RCFGBuilder took 488.33ms. Allocated memory is still 155.2MB. Free memory was 111.0MB in the beginning and 96.0MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,871 INFO L158 Benchmark]: TraceAbstraction took 47.49ms. Allocated memory is still 155.2MB. Free memory was 95.1MB in the beginning and 92.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,871 INFO L158 Benchmark]: Witness Printer took 80.64ms. Allocated memory is still 155.2MB. Free memory was 92.8MB in the beginning and 89.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:39:01,875 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.67ms. Allocated memory is still 155.2MB. Free memory was 125.2MB in the beginning and 113.9MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.63ms. Allocated memory is still 155.2MB. Free memory was 113.9MB in the beginning and 112.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.10ms. Allocated memory is still 155.2MB. Free memory was 112.6MB in the beginning and 111.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 488.33ms. Allocated memory is still 155.2MB. Free memory was 111.0MB in the beginning and 96.0MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 47.49ms. Allocated memory is still 155.2MB. Free memory was 95.1MB in the beginning and 92.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 80.64ms. Allocated memory is still 155.2MB. Free memory was 92.8MB in the beginning and 89.6MB in the end (delta: 3.2MB). 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! [2023-11-06 22:39:01,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af8e4537-36b9-4f60-8880-7904afaa5bcf/bin/uautomizer-verify-WvqO1wxjHP/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