./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs-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_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dbb282ba26be8214a1cf8ae9e386fa47ac739eda395572670b4579e50ef53b1a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:16:25,896 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:16:25,959 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2023-12-02 20:16:25,964 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:16:25,964 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:16:25,988 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:16:25,988 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:16:25,989 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:16:25,989 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:16:25,990 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:16:25,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 20:16:25,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 20:16:25,992 INFO L153 SettingsManager]: * Use SBE=true [2023-12-02 20:16:25,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:16:25,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:16:25,993 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:16:25,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:16:25,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:16:25,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:16:25,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:16:25,996 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:16:25,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:16:25,997 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 20:16:25,997 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 20:16:25,998 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:16:25,998 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:16:25,999 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:16:25,999 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:16:25,999 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:16:26,000 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 20:16:26,000 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:16:26,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:16:26,001 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:16:26,001 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:16:26,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:16:26,002 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-02 20:16:26,002 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2023-12-02 20:16:26,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 20:16:26,002 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:16:26,003 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-12-02 20:16:26,003 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-12-02 20:16:26,003 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:16:26,003 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-12-02 20:16:26,003 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-12-02 20:16:26,004 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbb282ba26be8214a1cf8ae9e386fa47ac739eda395572670b4579e50ef53b1a [2023-12-02 20:16:26,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:16:26,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:16:26,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:16:26,248 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:16:26,249 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:16:26,250 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/../../sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs-pthread.i [2023-12-02 20:16:29,093 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:16:29,356 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:16:29,356 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs-pthread.i [2023-12-02 20:16:29,372 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/data/725dcd3b2/a275a3633fb240ba9941a7ecd1deda4b/FLAG19704affb [2023-12-02 20:16:29,387 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/data/725dcd3b2/a275a3633fb240ba9941a7ecd1deda4b [2023-12-02 20:16:29,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:16:29,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:16:29,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:16:29,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:16:29,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:16:29,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ee1615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29, skipping insertion in model container [2023-12-02 20:16:29,402 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,454 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:16:29,778 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:16:29,793 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:16:29,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:16:29,871 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 20:16:29,871 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 20:16:29,879 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:16:29,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29 WrapperNode [2023-12-02 20:16:29,879 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:16:29,880 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:16:29,880 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:16:29,880 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:16:29,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,917 INFO L138 Inliner]: procedures = 167, calls = 25, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 76 [2023-12-02 20:16:29,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:16:29,918 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:16:29,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:16:29,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:16:29,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,941 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,943 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,944 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:16:29,948 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:16:29,948 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:16:29,948 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:16:29,950 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29" (1/1) ... [2023-12-02 20:16:29,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:16:29,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:16:29,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:16:29,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:16:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-02 20:16:30,015 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-02 20:16:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 20:16:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 20:16:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 20:16:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:16:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 20:16:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 20:16:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 20:16:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 20:16:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 20:16:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:16:30,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:16:30,019 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 20:16:30,145 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:16:30,146 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:16:30,291 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:16:30,427 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:16:30,428 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 20:16:30,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:16:30 BoogieIcfgContainer [2023-12-02 20:16:30,428 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:16:30,432 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:16:30,432 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:16:30,435 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:16:30,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:16:29" (1/3) ... [2023-12-02 20:16:30,436 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@423a2f96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:16:30, skipping insertion in model container [2023-12-02 20:16:30,437 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:16:29" (2/3) ... [2023-12-02 20:16:30,437 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@423a2f96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:16:30, skipping insertion in model container [2023-12-02 20:16:30,437 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:16:30" (3/3) ... [2023-12-02 20:16:30,439 INFO L112 eAbstractionObserver]: Analyzing ICFG 39_rand_lock_p0_vs-pthread.i [2023-12-02 20:16:30,448 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-12-02 20:16:30,457 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:16:30,457 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-12-02 20:16:30,459 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@423a2f96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:16:30, skipping insertion in model container [2023-12-02 20:16:30,459 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 20:16:30,460 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 20:16:30,460 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 20:16:30,460 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 20:16:30,460 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:16:30" (3/3) ... [2023-12-02 20:16:30,463 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 20:16:30,467 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2023-12-02 20:16:30,470 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-12-02 20:16:30,470 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-12-02 20:16:30,470 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-02 20:16:30,471 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-02 20:16:30,544 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/witness.graphml [2023-12-02 20:16:30,544 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/witness.yml [2023-12-02 20:16:30,544 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 20:16:30,546 INFO L158 Benchmark]: Toolchain (without parser) took 1153.53ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 114.3MB in the beginning and 140.9MB in the end (delta: -26.6MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2023-12-02 20:16:30,547 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 92.3MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:16:30,547 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.34ms. Allocated memory is still 146.8MB. Free memory was 113.9MB in the beginning and 94.5MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 20:16:30,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.69ms. Allocated memory is still 146.8MB. Free memory was 94.5MB in the beginning and 92.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:16:30,548 INFO L158 Benchmark]: Boogie Preprocessor took 28.92ms. Allocated memory is still 146.8MB. Free memory was 92.5MB in the beginning and 90.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:16:30,549 INFO L158 Benchmark]: RCFGBuilder took 480.50ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 90.8MB in the beginning and 147.1MB in the end (delta: -56.3MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-12-02 20:16:30,550 INFO L158 Benchmark]: TraceAbstraction took 27.21ms. Allocated memory is still 176.2MB. Free memory was 147.1MB in the beginning and 145.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:16:30,550 INFO L158 Benchmark]: Witness Printer took 84.68ms. Allocated memory is still 176.2MB. Free memory was 144.1MB in the beginning and 140.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 20:16:30,554 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 92.3MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.34ms. Allocated memory is still 146.8MB. Free memory was 113.9MB in the beginning and 94.5MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.69ms. Allocated memory is still 146.8MB. Free memory was 94.5MB in the beginning and 92.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.92ms. Allocated memory is still 146.8MB. Free memory was 92.5MB in the beginning and 90.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 480.50ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 90.8MB in the beginning and 147.1MB in the end (delta: -56.3MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * TraceAbstraction took 27.21ms. Allocated memory is still 176.2MB. Free memory was 147.1MB in the beginning and 145.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 84.68ms. Allocated memory is still 176.2MB. Free memory was 144.1MB in the beginning and 140.9MB in the end (delta: 3.2MB). 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! [2023-12-02 20:16:30,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f5d33ef-d8ed-4a35-b7d5-5ea42e7faa1d/bin/ugemcutter-verify-Bi2udmvEmx/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