./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/14_spin2003-pthread.i --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_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/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_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/14_spin2003-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/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_e93b58a3-6db3-492f-ada9-81783d02f0af/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 f42d37a05f48e892c5a546503245e38980b0f6e32be2f52b67eb1c08983f5b1e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:48:39,136 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:48:39,209 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-26 11:48:39,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:48:39,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:48:39,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:48:39,245 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:48:39,245 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:48:39,246 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:48:39,247 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:48:39,247 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:48:39,248 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:48:39,249 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:48:39,249 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:48:39,250 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:48:39,250 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:48:39,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:48:39,252 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:48:39,253 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:48:39,253 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:48:39,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:48:39,254 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:48:39,255 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:48:39,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:48:39,255 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 11:48:39,256 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:48:39,256 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:48:39,257 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:48:39,257 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:48:39,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:48:39,258 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:48:39,259 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:48:39,259 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:48:39,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:48:39,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:48:39,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:48:39,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:48:39,261 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:48:39,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:48:39,262 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:48:39,262 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:48:39,263 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:48:39,263 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:48:39,264 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:48:39,264 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_e93b58a3-6db3-492f-ada9-81783d02f0af/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f42d37a05f48e892c5a546503245e38980b0f6e32be2f52b67eb1c08983f5b1e [2023-11-26 11:48:39,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:48:39,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:48:39,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:48:39,593 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:48:39,594 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:48:39,595 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/pthread-ext/14_spin2003-pthread.i [2023-11-26 11:48:42,733 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:48:43,045 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:48:43,050 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/sv-benchmarks/c/pthread-ext/14_spin2003-pthread.i [2023-11-26 11:48:43,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme/data/dbb234246/ae050b00299c47e6b4f73f129404cccf/FLAGe28a0790b [2023-11-26 11:48:43,091 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme/data/dbb234246/ae050b00299c47e6b4f73f129404cccf [2023-11-26 11:48:43,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:48:43,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:48:43,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:48:43,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:48:43,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:48:43,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@530ec0ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43, skipping insertion in model container [2023-11-26 11:48:43,108 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,153 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:48:43,635 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:48:43,652 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:48:43,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:48:43,745 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:48:43,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43 WrapperNode [2023-11-26 11:48:43,746 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:48:43,747 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:48:43,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:48:43,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:48:43,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,769 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,810 INFO L138 Inliner]: procedures = 162, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2023-11-26 11:48:43,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:48:43,811 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:48:43,811 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:48:43,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:48:43,823 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,827 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,860 INFO L175 MemorySlicer]: Split 8 memory accesses to 3 slices as follows [2, 5, 1]. 63 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 5, 0]. The 1 writes are split as follows [0, 0, 1]. [2023-11-26 11:48:43,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,861 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,878 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,885 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:48:43,897 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:48:43,897 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:48:43,897 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:48:43,898 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (1/1) ... [2023-11-26 11:48:43,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:48:43,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:48:43,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:48:43,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:48:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-26 11:48:43,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-26 11:48:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:48:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:48:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:48:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-26 11:48:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:48:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:48:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:48:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:48:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:48:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:48:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-26 11:48:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:48:43,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:48:43,980 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 11:48:44,116 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:48:44,119 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:48:44,256 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:48:44,357 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:48:44,357 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:48:44,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:48:44 BoogieIcfgContainer [2023-11-26 11:48:44,360 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:48:44,363 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:48:44,364 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:48:44,369 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:48:44,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:48:43" (1/3) ... [2023-11-26 11:48:44,370 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51758f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:48:44, skipping insertion in model container [2023-11-26 11:48:44,371 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:48:43" (2/3) ... [2023-11-26 11:48:44,372 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51758f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:48:44, skipping insertion in model container [2023-11-26 11:48:44,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:48:44" (3/3) ... [2023-11-26 11:48:44,375 INFO L112 eAbstractionObserver]: Analyzing ICFG 14_spin2003-pthread.i [2023-11-26 11:48:44,387 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-26 11:48:44,398 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:48:44,399 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-26 11:48:44,401 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51758f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:48:44, skipping insertion in model container [2023-11-26 11:48:44,401 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:48:44,403 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:48:44,404 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:48:44,405 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:48:44,406 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:48:44" (3/3) ... [2023-11-26 11:48:44,409 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-26 11:48:44,413 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2023-11-26 11:48:44,419 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-26 11:48:44,420 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-26 11:48:44,420 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-26 11:48:44,420 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-26 11:48:44,521 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 11:48:44,522 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/bin/uautomizer-verify-VRDe98Ueme/witness.yml [2023-11-26 11:48:44,522 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:48:44,525 INFO L158 Benchmark]: Toolchain (without parser) took 1428.16ms. Allocated memory was 123.7MB in the beginning and 188.7MB in the end (delta: 65.0MB). Free memory was 78.0MB in the beginning and 136.3MB in the end (delta: -58.4MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-11-26 11:48:44,526 INFO L158 Benchmark]: CDTParser took 1.32ms. Allocated memory is still 123.7MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:48:44,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 647.21ms. Allocated memory is still 123.7MB. Free memory was 77.6MB in the beginning and 58.4MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-26 11:48:44,534 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.20ms. Allocated memory is still 123.7MB. Free memory was 58.4MB in the beginning and 94.0MB in the end (delta: -35.7MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-11-26 11:48:44,535 INFO L158 Benchmark]: Boogie Preprocessor took 84.85ms. Allocated memory was 123.7MB in the beginning and 188.7MB in the end (delta: 65.0MB). Free memory was 94.0MB in the beginning and 160.5MB in the end (delta: -66.5MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2023-11-26 11:48:44,535 INFO L158 Benchmark]: RCFGBuilder took 463.45ms. Allocated memory is still 188.7MB. Free memory was 160.5MB in the beginning and 142.6MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-26 11:48:44,536 INFO L158 Benchmark]: TraceAbstraction took 38.60ms. Allocated memory is still 188.7MB. Free memory was 142.6MB in the beginning and 140.4MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:48:44,540 INFO L158 Benchmark]: Witness Printer took 119.44ms. Allocated memory is still 188.7MB. Free memory was 140.4MB in the beginning and 136.3MB in the end (delta: 4.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 11:48:44,548 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32ms. Allocated memory is still 123.7MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 647.21ms. Allocated memory is still 123.7MB. Free memory was 77.6MB in the beginning and 58.4MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.20ms. Allocated memory is still 123.7MB. Free memory was 58.4MB in the beginning and 94.0MB in the end (delta: -35.7MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.85ms. Allocated memory was 123.7MB in the beginning and 188.7MB in the end (delta: 65.0MB). Free memory was 94.0MB in the beginning and 160.5MB in the end (delta: -66.5MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. * RCFGBuilder took 463.45ms. Allocated memory is still 188.7MB. Free memory was 160.5MB in the beginning and 142.6MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 38.60ms. Allocated memory is still 188.7MB. Free memory was 142.6MB in the beginning and 140.4MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 119.44ms. Allocated memory is still 188.7MB. Free memory was 140.4MB in the beginning and 136.3MB in the end (delta: 4.1MB). 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! [2023-11-26 11:48:44,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e93b58a3-6db3-492f-ada9-81783d02f0af/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