./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/40_barrier_vf-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/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_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/40_barrier_vf-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/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_2813302e-cb2f-4d36-ae63-aebe1c0816f6/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 828cbbb8bb1b7fb83d1c4d35071bdac7e1b4ae65dfc83ebb19446976ecd8d980 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:52:48,903 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:52:49,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-26 11:52:49,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:52:49,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:52:49,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:52:49,077 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:52:49,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:52:49,078 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:52:49,079 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:52:49,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:52:49,081 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:52:49,082 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:52:49,083 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:52:49,083 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:52:49,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:52:49,085 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:52:49,086 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:52:49,087 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:52:49,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:52:49,088 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:52:49,089 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:52:49,090 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:52:49,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:52:49,091 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 11:52:49,092 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:52:49,093 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:52:49,094 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:52:49,094 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:52:49,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:52:49,096 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:52:49,096 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:52:49,097 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:52:49,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:52:49,098 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:52:49,098 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:52:49,099 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:52:49,099 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:52:49,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:52:49,100 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:52:49,101 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:52:49,102 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:52:49,102 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:52:49,103 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:52:49,103 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_2813302e-cb2f-4d36-ae63-aebe1c0816f6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 828cbbb8bb1b7fb83d1c4d35071bdac7e1b4ae65dfc83ebb19446976ecd8d980 [2023-11-26 11:52:49,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:52:49,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:52:49,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:52:49,548 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:52:49,548 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:52:49,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/pthread-ext/40_barrier_vf-pthread.i [2023-11-26 11:52:52,790 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:52:53,194 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:52:53,195 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/sv-benchmarks/c/pthread-ext/40_barrier_vf-pthread.i [2023-11-26 11:52:53,213 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme/data/924a8120a/91fd85ca1b724eba89832a8903f59a65/FLAGc2bca23b4 [2023-11-26 11:52:53,231 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme/data/924a8120a/91fd85ca1b724eba89832a8903f59a65 [2023-11-26 11:52:53,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:52:53,246 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:52:53,253 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:52:53,253 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:52:53,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:52:53,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:53,262 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2636183d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53, skipping insertion in model container [2023-11-26 11:52:53,262 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:53,334 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:52:53,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:52:53,809 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:52:53,893 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:52:53,947 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:52:53,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53 WrapperNode [2023-11-26 11:52:53,948 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:52:53,949 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:52:53,950 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:52:53,950 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:52:53,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:53,988 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:54,028 INFO L138 Inliner]: procedures = 165, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2023-11-26 11:52:54,029 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:52:54,030 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:52:54,030 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:52:54,030 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:52:54,044 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:54,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:54,050 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:54,069 INFO L175 MemorySlicer]: Split 18 memory accesses to 4 slices as follows [2, 5, 10, 1]. 56 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 5, 10, 0]. The 1 writes are split as follows [0, 0, 0, 1]. [2023-11-26 11:52:54,070 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:54,070 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:54,077 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:54,082 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:54,084 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:54,086 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:54,091 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:52:54,092 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:52:54,092 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:52:54,092 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:52:54,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (1/1) ... [2023-11-26 11:52:54,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:52:54,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:52:54,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:52:54,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:52:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-26 11:52:54,208 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-26 11:52:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:52:54,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:52:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:52:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 11:52:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-26 11:52:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:52:54,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:52:54,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:52:54,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:52:54,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:52:54,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:52:54,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 11:52:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-26 11:52:54,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:52:54,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:52:54,216 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 11:52:54,477 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:52:54,483 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:52:54,690 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:52:54,973 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:52:54,973 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-26 11:52:54,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:52:54 BoogieIcfgContainer [2023-11-26 11:52:54,974 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:52:54,978 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:52:54,978 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:52:54,983 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:52:54,983 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:52:53" (1/3) ... [2023-11-26 11:52:54,984 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b7fa1b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:52:54, skipping insertion in model container [2023-11-26 11:52:54,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:53" (2/3) ... [2023-11-26 11:52:54,985 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b7fa1b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:52:54, skipping insertion in model container [2023-11-26 11:52:54,985 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:52:54" (3/3) ... [2023-11-26 11:52:54,987 INFO L112 eAbstractionObserver]: Analyzing ICFG 40_barrier_vf-pthread.i [2023-11-26 11:52:55,000 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-26 11:52:55,013 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:52:55,014 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-26 11:52:55,015 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b7fa1b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:52:55, skipping insertion in model container [2023-11-26 11:52:55,015 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:52:55,016 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:52:55,016 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:52:55,017 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:52:55,017 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:52:54" (3/3) ... [2023-11-26 11:52:55,021 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-26 11:52:55,025 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2023-11-26 11:52:55,035 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2023-11-26 11:52:55,037 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-26 11:52:55,037 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-26 11:52:55,037 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-26 11:52:55,167 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 11:52:55,168 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/bin/uautomizer-verify-VRDe98Ueme/witness.yml [2023-11-26 11:52:55,168 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:52:55,170 INFO L158 Benchmark]: Toolchain (without parser) took 1923.33ms. Allocated memory is still 155.2MB. Free memory was 109.0MB in the beginning and 47.5MB in the end (delta: 61.5MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-26 11:52:55,171 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 109.1MB. Free memory is still 78.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:52:55,171 INFO L158 Benchmark]: CACSL2BoogieTranslator took 695.49ms. Allocated memory is still 155.2MB. Free memory was 109.0MB in the beginning and 89.4MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-26 11:52:55,172 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.69ms. Allocated memory is still 155.2MB. Free memory was 89.4MB in the beginning and 87.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:52:55,175 INFO L158 Benchmark]: Boogie Preprocessor took 61.28ms. Allocated memory is still 155.2MB. Free memory was 87.4MB in the beginning and 85.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:52:55,175 INFO L158 Benchmark]: RCFGBuilder took 882.10ms. Allocated memory is still 155.2MB. Free memory was 85.2MB in the beginning and 54.5MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-26 11:52:55,180 INFO L158 Benchmark]: TraceAbstraction took 37.54ms. Allocated memory is still 155.2MB. Free memory was 53.8MB in the beginning and 52.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:52:55,181 INFO L158 Benchmark]: Witness Printer took 152.06ms. Allocated memory is still 155.2MB. Free memory was 52.3MB in the beginning and 47.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:52:55,192 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 109.1MB. Free memory is still 78.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 695.49ms. Allocated memory is still 155.2MB. Free memory was 109.0MB in the beginning and 89.4MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.69ms. Allocated memory is still 155.2MB. Free memory was 89.4MB in the beginning and 87.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.28ms. Allocated memory is still 155.2MB. Free memory was 87.4MB in the beginning and 85.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 882.10ms. Allocated memory is still 155.2MB. Free memory was 85.2MB in the beginning and 54.5MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 37.54ms. Allocated memory is still 155.2MB. Free memory was 53.8MB in the beginning and 52.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 152.06ms. Allocated memory is still 155.2MB. Free memory was 52.3MB in the beginning and 47.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-26 11:52:55,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2813302e-cb2f-4d36-ae63-aebe1c0816f6/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