./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/08_rand_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/08_rand_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl --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 a8c5e3af8ba67928821663a592549ea9172bf8db4560f315dbf6722b49e13ae8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:27:42,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:27:42,133 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-12 02:27:42,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:27:42,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:27:42,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:27:42,183 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:27:42,184 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:27:42,185 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:27:42,190 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:27:42,191 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:27:42,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:27:42,192 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:27:42,194 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:27:42,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:27:42,195 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:27:42,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:27:42,196 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:27:42,197 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:27:42,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:27:42,198 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:27:42,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:27:42,199 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 02:27:42,200 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:27:42,200 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:27:42,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:27:42,201 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:27:42,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:27:42,203 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:27:42,203 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:27:42,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:27:42,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:27:42,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:27:42,206 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:27:42,206 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:27:42,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:27:42,206 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:27:42,207 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:27:42,207 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:27:42,207 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:27:42,208 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:27:42,208 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_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8c5e3af8ba67928821663a592549ea9172bf8db4560f315dbf6722b49e13ae8 [2023-11-12 02:27:42,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:27:42,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:27:42,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:27:42,564 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:27:42,564 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:27:42,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/pthread-ext/08_rand_cas.i [2023-11-12 02:27:45,756 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:27:46,024 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:27:46,024 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/sv-benchmarks/c/pthread-ext/08_rand_cas.i [2023-11-12 02:27:46,051 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/data/69ba827c0/ce962c19d5114d2f9e150bd97217bc1c/FLAG4fb8f7f04 [2023-11-12 02:27:46,068 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/data/69ba827c0/ce962c19d5114d2f9e150bd97217bc1c [2023-11-12 02:27:46,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:27:46,076 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:27:46,079 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:27:46,079 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:27:46,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:27:46,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37fd360b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46, skipping insertion in model container [2023-11-12 02:27:46,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,160 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:27:46,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:27:46,608 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:27:46,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:27:46,689 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:46,690 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:46,698 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:27:46,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46 WrapperNode [2023-11-12 02:27:46,699 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:27:46,700 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:27:46,700 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:27:46,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:27:46,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,729 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,759 INFO L138 Inliner]: procedures = 178, calls = 39, calls flagged for inlining = 16, calls inlined = 17, statements flattened = 153 [2023-11-12 02:27:46,759 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:27:46,760 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:27:46,760 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:27:46,761 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:27:46,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:27:46,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:27:46,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:27:46,806 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:27:46,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46" (1/1) ... [2023-11-12 02:27:46,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:27:46,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:27:46,842 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:27:46,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:27:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:27:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-12 02:27:46,931 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-12 02:27:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:27:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 02:27:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:27:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:27:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:27:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:27:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 02:27:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:27:46,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:27:46,936 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 02:27:47,084 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:27:47,086 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:27:47,347 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:27:47,488 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:27:47,488 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 02:27:47,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:27:47 BoogieIcfgContainer [2023-11-12 02:27:47,491 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:27:47,495 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:27:47,495 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:27:47,499 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:27:47,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:27:46" (1/3) ... [2023-11-12 02:27:47,500 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@141c7e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:27:47, skipping insertion in model container [2023-11-12 02:27:47,500 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:46" (2/3) ... [2023-11-12 02:27:47,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@141c7e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:27:47, skipping insertion in model container [2023-11-12 02:27:47,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:27:47" (3/3) ... [2023-11-12 02:27:47,505 INFO L112 eAbstractionObserver]: Analyzing ICFG 08_rand_cas.i [2023-11-12 02:27:47,514 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-12 02:27:47,526 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:27:47,526 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-12 02:27:47,532 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@141c7e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:27:47, skipping insertion in model container [2023-11-12 02:27:47,532 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:27:47,534 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:27:47,534 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:27:47,534 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:27:47,535 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:27:47" (3/3) ... [2023-11-12 02:27:47,537 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 02:27:47,541 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2023-11-12 02:27:47,544 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-12 02:27:47,544 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-12 02:27:47,545 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 02:27:47,545 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 02:27:47,620 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/witness.graphml [2023-11-12 02:27:47,623 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/witness.yml [2023-11-12 02:27:47,624 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:27:47,625 INFO L158 Benchmark]: Toolchain (without parser) took 1549.08ms. Allocated memory is still 153.1MB. Free memory was 110.3MB in the beginning and 96.0MB in the end (delta: 14.4MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-11-12 02:27:47,626 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:27:47,628 INFO L158 Benchmark]: CACSL2BoogieTranslator took 620.09ms. Allocated memory is still 153.1MB. Free memory was 109.9MB in the beginning and 89.6MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 02:27:47,628 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.97ms. Allocated memory is still 153.1MB. Free memory was 89.6MB in the beginning and 87.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:27:47,629 INFO L158 Benchmark]: Boogie Preprocessor took 44.27ms. Allocated memory is still 153.1MB. Free memory was 87.3MB in the beginning and 85.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:27:47,634 INFO L158 Benchmark]: RCFGBuilder took 686.22ms. Allocated memory is still 153.1MB. Free memory was 85.6MB in the beginning and 103.1MB in the end (delta: -17.6MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2023-11-12 02:27:47,635 INFO L158 Benchmark]: TraceAbstraction took 37.17ms. Allocated memory is still 153.1MB. Free memory was 102.2MB in the beginning and 100.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:27:47,636 INFO L158 Benchmark]: Witness Printer took 90.13ms. Allocated memory is still 153.1MB. Free memory was 100.1MB in the beginning and 96.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 02:27:47,644 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 620.09ms. Allocated memory is still 153.1MB. Free memory was 109.9MB in the beginning and 89.6MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.97ms. Allocated memory is still 153.1MB. Free memory was 89.6MB in the beginning and 87.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.27ms. Allocated memory is still 153.1MB. Free memory was 87.3MB in the beginning and 85.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 686.22ms. Allocated memory is still 153.1MB. Free memory was 85.6MB in the beginning and 103.1MB in the end (delta: -17.6MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * TraceAbstraction took 37.17ms. Allocated memory is still 153.1MB. Free memory was 102.2MB in the beginning and 100.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 90.13ms. Allocated memory is still 153.1MB. Free memory was 100.1MB in the beginning and 96.0MB in the end (delta: 4.2MB). 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! [2023-11-12 02:27:47,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d586620-bd1c-4173-8ed6-c29f6c78e1ba/bin/uautomizer-verify-uTZkv6EMXl/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