./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/40_barrier_vf.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_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/40_barrier_vf.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya --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 5eef73b6b2655059556d731e3a5babc181132142f2417a2cf863165dd8efda84 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:41:31,817 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:41:31,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-29 01:41:31,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:41:31,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:41:31,921 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:41:31,921 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:41:31,922 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:41:31,922 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:41:31,923 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:41:31,923 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:41:31,924 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:41:31,925 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:41:31,925 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:41:31,926 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:41:31,926 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:41:31,927 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:41:31,927 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:41:31,928 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:41:31,928 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:41:31,929 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:41:31,930 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:41:31,930 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:41:31,931 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:41:31,931 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 01:41:31,931 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 01:41:31,932 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:41:31,932 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:41:31,933 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:41:31,933 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:41:31,934 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:41:31,934 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:41:31,934 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:41:31,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:41:31,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:41:31,935 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:41:31,935 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:41:31,935 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:41:31,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:41:31,936 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:41:31,936 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:41:31,936 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:41:31,936 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:41:31,936 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:41:31,937 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_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eef73b6b2655059556d731e3a5babc181132142f2417a2cf863165dd8efda84 [2023-11-29 01:41:32,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:41:32,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:41:32,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:41:32,170 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:41:32,171 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:41:32,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/pthread-ext/40_barrier_vf.i [2023-11-29 01:41:34,848 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:41:35,085 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:41:35,086 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/sv-benchmarks/c/pthread-ext/40_barrier_vf.i [2023-11-29 01:41:35,101 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/data/e4d7c5d58/216610764ac64cf6a4432174973873c2/FLAG73356e27e [2023-11-29 01:41:35,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/data/e4d7c5d58/216610764ac64cf6a4432174973873c2 [2023-11-29 01:41:35,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:41:35,118 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:41:35,119 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:41:35,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:41:35,124 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:41:35,125 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,126 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76710bb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35, skipping insertion in model container [2023-11-29 01:41:35,126 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,177 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:41:35,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:41:35,460 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:41:35,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:41:35,526 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:41:35,526 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:41:35,532 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:41:35,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35 WrapperNode [2023-11-29 01:41:35,533 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:41:35,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:41:35,534 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:41:35,534 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:41:35,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,586 INFO L138 Inliner]: procedures = 173, calls = 25, calls flagged for inlining = 11, calls inlined = 13, statements flattened = 80 [2023-11-29 01:41:35,587 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:41:35,587 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:41:35,587 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:41:35,588 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:41:35,596 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,599 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,612 INFO L175 MemorySlicer]: Split 3 memory accesses to 2 slices as follows [2, 1]. 67 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 1 writes are split as follows [0, 1]. [2023-11-29 01:41:35,612 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:41:35,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:41:35,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:41:35,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:41:35,629 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (1/1) ... [2023-11-29 01:41:35,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:41:35,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:41:35,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:41:35,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:41:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-29 01:41:35,689 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-29 01:41:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 01:41:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 01:41:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-29 01:41:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:41:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 01:41:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 01:41:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:41:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 01:41:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-29 01:41:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:41:35,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:41:35,692 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-29 01:41:35,831 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:41:35,835 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:41:36,013 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:41:36,106 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:41:36,106 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-29 01:41:36,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:41:36 BoogieIcfgContainer [2023-11-29 01:41:36,107 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:41:36,109 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:41:36,109 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:41:36,112 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:41:36,113 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:41:35" (1/3) ... [2023-11-29 01:41:36,113 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67cbb3df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:41:36, skipping insertion in model container [2023-11-29 01:41:36,113 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:41:35" (2/3) ... [2023-11-29 01:41:36,114 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67cbb3df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:41:36, skipping insertion in model container [2023-11-29 01:41:36,114 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:41:36" (3/3) ... [2023-11-29 01:41:36,115 INFO L112 eAbstractionObserver]: Analyzing ICFG 40_barrier_vf.i [2023-11-29 01:41:36,124 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-29 01:41:36,135 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:41:36,135 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-29 01:41:36,137 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67cbb3df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:41:36, skipping insertion in model container [2023-11-29 01:41:36,137 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:41:36,138 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:41:36,138 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:41:36,138 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:41:36,138 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:41:36" (3/3) ... [2023-11-29 01:41:36,141 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 01:41:36,144 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2023-11-29 01:41:36,148 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-11-29 01:41:36,148 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-29 01:41:36,149 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-29 01:41:36,149 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-29 01:41:36,218 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 01:41:36,219 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 01:41:36,219 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:41:36,220 INFO L158 Benchmark]: Toolchain (without parser) took 1101.95ms. Allocated memory is still 144.7MB. Free memory was 111.9MB in the beginning and 93.0MB in the end (delta: 19.0MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2023-11-29 01:41:36,221 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 115.3MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:41:36,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.63ms. Allocated memory is still 144.7MB. Free memory was 111.3MB in the beginning and 91.7MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-29 01:41:36,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.13ms. Allocated memory is still 144.7MB. Free memory was 91.7MB in the beginning and 89.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:41:36,223 INFO L158 Benchmark]: Boogie Preprocessor took 39.30ms. Allocated memory is still 144.7MB. Free memory was 89.6MB in the beginning and 87.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:41:36,223 INFO L158 Benchmark]: RCFGBuilder took 479.67ms. Allocated memory is still 144.7MB. Free memory was 87.5MB in the beginning and 100.4MB in the end (delta: -12.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 01:41:36,224 INFO L158 Benchmark]: TraceAbstraction took 27.85ms. Allocated memory is still 144.7MB. Free memory was 100.2MB in the beginning and 98.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:41:36,225 INFO L158 Benchmark]: Witness Printer took 81.36ms. Allocated memory is still 144.7MB. Free memory was 98.1MB in the beginning and 93.0MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 01:41:36,228 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 115.3MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.63ms. Allocated memory is still 144.7MB. Free memory was 111.3MB in the beginning and 91.7MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.13ms. Allocated memory is still 144.7MB. Free memory was 91.7MB in the beginning and 89.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.30ms. Allocated memory is still 144.7MB. Free memory was 89.6MB in the beginning and 87.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 479.67ms. Allocated memory is still 144.7MB. Free memory was 87.5MB in the beginning and 100.4MB in the end (delta: -12.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 27.85ms. Allocated memory is still 144.7MB. Free memory was 100.2MB in the beginning and 98.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 81.36ms. Allocated memory is still 144.7MB. Free memory was 98.1MB in the beginning and 93.0MB in the end (delta: 5.1MB). 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! [2023-11-29 01:41:36,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851118de-bedf-4ae2-ad27-cc7175342f75/bin/uautomizer-verify-BQ2R08f2Ya/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