./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/float-benchs/filter2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a0165632 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_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/float-benchs/filter2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e42e84729022b725ebcfce66d0ece68757a1a9b385230356b4d45a24fc6b4ef2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:31:44,795 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:31:44,900 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-08 16:31:44,911 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:31:44,911 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:31:44,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:31:44,958 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:31:44,958 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:31:44,959 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:31:44,961 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:31:44,962 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:31:44,963 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:31:44,963 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:31:44,964 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-08 16:31:44,964 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-08 16:31:44,965 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-08 16:31:44,965 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-08 16:31:44,966 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-08 16:31:44,966 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-08 16:31:44,966 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:31:44,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-08 16:31:44,969 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 16:31:44,970 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:31:44,970 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 16:31:44,971 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:31:44,971 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-08 16:31:44,972 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-08 16:31:44,972 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-08 16:31:44,972 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:31:44,973 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 16:31:44,973 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 16:31:44,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:31:44,974 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-08 16:31:44,974 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:31:44,975 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:31:44,975 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:31:44,976 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:31:44,976 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:31:44,977 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-08 16:31:44,977 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e42e84729022b725ebcfce66d0ece68757a1a9b385230356b4d45a24fc6b4ef2 [2024-11-08 16:31:45,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:31:45,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:31:45,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:31:45,326 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:31:45,327 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:31:45,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/float-benchs/filter2.c Unable to find full path for "g++" [2024-11-08 16:31:47,933 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:31:48,233 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:31:48,234 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/sv-benchmarks/c/float-benchs/filter2.c [2024-11-08 16:31:48,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/data/1f0820a46/4039b2a3214c40798e123759aeff0350/FLAGe5d876e01 [2024-11-08 16:31:48,526 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/data/1f0820a46/4039b2a3214c40798e123759aeff0350 [2024-11-08 16:31:48,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:31:48,530 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:31:48,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:31:48,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:31:48,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:31:48,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:48,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@278d8ecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48, skipping insertion in model container [2024-11-08 16:31:48,543 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:48,568 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:31:48,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:31:48,896 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:31:48,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:31:48,954 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:31:48,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48 WrapperNode [2024-11-08 16:31:48,955 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:31:48,957 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:31:48,957 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:31:48,957 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:31:48,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:48,978 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:49,005 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 61 [2024-11-08 16:31:49,007 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:31:49,008 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:31:49,008 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:31:49,008 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:31:49,025 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:49,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:49,028 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:49,047 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 16:31:49,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:49,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:49,053 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:49,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:49,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:49,067 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:49,069 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:31:49,073 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:31:49,074 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:31:49,074 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:31:49,075 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (1/1) ... [2024-11-08 16:31:49,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:49,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:49,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:49,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-08 16:31:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:31:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 16:31:49,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:31:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:31:49,250 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:31:49,253 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:31:49,405 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-08 16:31:49,406 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:31:49,422 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:31:49,423 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 16:31:49,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:31:49 BoogieIcfgContainer [2024-11-08 16:31:49,424 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:31:49,425 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-08 16:31:49,426 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-08 16:31:49,431 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-08 16:31:49,432 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 16:31:49,433 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 04:31:48" (1/3) ... [2024-11-08 16:31:49,435 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ad880ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 04:31:49, skipping insertion in model container [2024-11-08 16:31:49,435 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 16:31:49,435 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:31:48" (2/3) ... [2024-11-08 16:31:49,436 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ad880ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 04:31:49, skipping insertion in model container [2024-11-08 16:31:49,436 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 16:31:49,436 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:31:49" (3/3) ... [2024-11-08 16:31:49,438 INFO L332 chiAutomizerObserver]: Analyzing ICFG filter2.c [2024-11-08 16:31:49,518 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-08 16:31:49,518 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-08 16:31:49,519 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-08 16:31:49,519 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-08 16:31:49,519 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-08 16:31:49,520 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-08 16:31:49,520 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-08 16:31:49,520 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-08 16:31:49,526 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:31:49,551 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-08 16:31:49,551 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:31:49,552 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:31:49,559 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-08 16:31:49,560 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-08 16:31:49,560 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-08 16:31:49,561 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:31:49,563 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-08 16:31:49,563 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:31:49,563 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:31:49,564 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-08 16:31:49,564 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-08 16:31:49,575 INFO L745 eck$LassoCheckResult]: Stem: 14#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3); 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~post7#1, main_~E~0#1, main_~E0~0#1, main_~E1~0#1, main_~S0~0#1, main_~S1~0#1, main_~S~0#1, main_~i~0#1;havoc main_~E~0#1;havoc main_~E0~0#1;havoc main_~E1~0#1;havoc main_~S0~0#1;havoc main_~S1~0#1;havoc main_~S~0#1;havoc main_~i~0#1;havoc main_#t~nondet4#1;main_~E~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;main_~E0~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~someBinaryDOUBLEComparisonOperation(main_~E~0#1, 0.0) && ~someBinaryDOUBLEComparisonOperation(main_~E~0#1, 1.0) then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4#L15true assume !(0 == assume_abort_if_not_~cond#1); 8#L14true havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~someBinaryDOUBLEComparisonOperation(main_~E0~0#1, 0.0) && ~someBinaryDOUBLEComparisonOperation(main_~E0~0#1, 1.0) then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 10#L15-2true assume !(0 == assume_abort_if_not_~cond#1); 17#L14-1true havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;main_~S0~0#1 := ~convertINTToDOUBLE(0);main_~S~0#1 := ~convertINTToDOUBLE(0);main_~i~0#1 := 0; 15#L33-3true [2024-11-08 16:31:49,576 INFO L747 eck$LassoCheckResult]: Loop: 15#L33-3true assume main_~i~0#1 <= 1000000; 3#L33-1true assume !!(main_~i~0#1 <= 1000000);main_~E1~0#1 := main_~E0~0#1;main_~E0~0#1 := main_~E~0#1;havoc main_#t~nondet6#1;main_~E~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~someBinaryDOUBLEComparisonOperation(main_~E~0#1, 0.0) && ~someBinaryDOUBLEComparisonOperation(main_~E~0#1, 1.0) then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 11#L15-4true assume 0 == assume_abort_if_not_~cond#1;assume false; 18#L14-2true havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;main_~S1~0#1 := main_~S0~0#1;main_~S0~0#1 := main_~S~0#1;main_~S~0#1 := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(0.7, main_~E~0#1), ~someBinaryArithmeticDOUBLEoperation(main_~E0~0#1, 1.3)), ~someBinaryArithmeticDOUBLEoperation(main_~E1~0#1, 1.1)), ~someBinaryArithmeticDOUBLEoperation(main_~S0~0#1, 1.4)), ~someBinaryArithmeticDOUBLEoperation(main_~S1~0#1, 0.7));assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if ~someBinaryDOUBLEComparisonOperation(main_~S~0#1, ~someUnaryDOUBLEoperation(4.0)) && ~someBinaryDOUBLEComparisonOperation(main_~S~0#1, 4.0) then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 12#L17true assume !(0 == __VERIFIER_assert_~cond#1); 7#L17-3true havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 15#L33-3true [2024-11-08 16:31:49,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:31:49,585 INFO L85 PathProgramCache]: Analyzing trace with hash 889568359, now seen corresponding path program 1 times [2024-11-08 16:31:49,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:31:49,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373830858] [2024-11-08 16:31:49,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:31:49,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:31:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:31:49,726 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:31:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:31:49,811 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:31:49,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:31:49,817 INFO L85 PathProgramCache]: Analyzing trace with hash 1484040941, now seen corresponding path program 1 times [2024-11-08 16:31:49,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:31:49,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85203307] [2024-11-08 16:31:49,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:31:49,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:31:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:49,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:31:49,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:31:49,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85203307] [2024-11-08 16:31:49,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85203307] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:31:49,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:31:49,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:31:49,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130290379] [2024-11-08 16:31:49,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:31:49,945 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-08 16:31:49,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:31:49,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:31:49,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:31:49,988 INFO L87 Difference]: Start difference. First operand has 18 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:31:49,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:31:49,995 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2024-11-08 16:31:49,997 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 18 transitions. [2024-11-08 16:31:49,999 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-08 16:31:50,004 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 12 states and 12 transitions. [2024-11-08 16:31:50,005 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2024-11-08 16:31:50,006 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-08 16:31:50,007 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 12 transitions. [2024-11-08 16:31:50,007 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:31:50,008 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-08 16:31:50,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 12 transitions. [2024-11-08 16:31:50,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2024-11-08 16:31:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.0) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:31:50,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 16:31:50,045 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-08 16:31:50,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:31:50,053 INFO L425 stractBuchiCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-08 16:31:50,054 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-08 16:31:50,054 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 12 transitions. [2024-11-08 16:31:50,055 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-08 16:31:50,055 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 16:31:50,056 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 16:31:50,056 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-08 16:31:50,056 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-08 16:31:50,057 INFO L745 eck$LassoCheckResult]: Stem: 48#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);call #Ultimate.allocInit(12, 3); 49#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~post7#1, main_~E~0#1, main_~E0~0#1, main_~E1~0#1, main_~S0~0#1, main_~S1~0#1, main_~S~0#1, main_~i~0#1;havoc main_~E~0#1;havoc main_~E0~0#1;havoc main_~E1~0#1;havoc main_~S0~0#1;havoc main_~S1~0#1;havoc main_~S~0#1;havoc main_~i~0#1;havoc main_#t~nondet4#1;main_~E~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;main_~E0~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~someBinaryDOUBLEComparisonOperation(main_~E~0#1, 0.0) && ~someBinaryDOUBLEComparisonOperation(main_~E~0#1, 1.0) then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 50#L15 assume !(0 == assume_abort_if_not_~cond#1); 51#L14 havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~someBinaryDOUBLEComparisonOperation(main_~E0~0#1, 0.0) && ~someBinaryDOUBLEComparisonOperation(main_~E0~0#1, 1.0) then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 53#L15-2 assume !(0 == assume_abort_if_not_~cond#1); 54#L14-1 havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;main_~S0~0#1 := ~convertINTToDOUBLE(0);main_~S~0#1 := ~convertINTToDOUBLE(0);main_~i~0#1 := 0; 52#L33-3 [2024-11-08 16:31:50,057 INFO L747 eck$LassoCheckResult]: Loop: 52#L33-3 assume main_~i~0#1 <= 1000000; 47#L33-1 assume !!(main_~i~0#1 <= 1000000);main_~E1~0#1 := main_~E0~0#1;main_~E0~0#1 := main_~E~0#1;havoc main_#t~nondet6#1;main_~E~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if ~someBinaryDOUBLEComparisonOperation(main_~E~0#1, 0.0) && ~someBinaryDOUBLEComparisonOperation(main_~E~0#1, 1.0) then 1 else 0);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 43#L15-4 assume !(0 == assume_abort_if_not_~cond#1); 44#L14-2 havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;main_~S1~0#1 := main_~S0~0#1;main_~S0~0#1 := main_~S~0#1;main_~S~0#1 := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(0.7, main_~E~0#1), ~someBinaryArithmeticDOUBLEoperation(main_~E0~0#1, 1.3)), ~someBinaryArithmeticDOUBLEoperation(main_~E1~0#1, 1.1)), ~someBinaryArithmeticDOUBLEoperation(main_~S0~0#1, 1.4)), ~someBinaryArithmeticDOUBLEoperation(main_~S1~0#1, 0.7));assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if ~someBinaryDOUBLEComparisonOperation(main_~S~0#1, ~someUnaryDOUBLEoperation(4.0)) && ~someBinaryDOUBLEComparisonOperation(main_~S~0#1, 4.0) then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 45#L17 assume !(0 == __VERIFIER_assert_~cond#1); 46#L17-3 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;main_#t~post7#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 52#L33-3 [2024-11-08 16:31:50,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:31:50,059 INFO L85 PathProgramCache]: Analyzing trace with hash 889568359, now seen corresponding path program 2 times [2024-11-08 16:31:50,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:31:50,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897773467] [2024-11-08 16:31:50,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:31:50,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:31:50,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:31:50,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:31:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:31:50,104 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:31:50,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:31:50,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1484100523, now seen corresponding path program 1 times [2024-11-08 16:31:50,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:31:50,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827562478] [2024-11-08 16:31:50,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:31:50,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:31:50,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:31:50,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:31:50,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:31:50,168 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:31:50,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:31:50,173 INFO L85 PathProgramCache]: Analyzing trace with hash 486140817, now seen corresponding path program 1 times [2024-11-08 16:31:50,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:31:50,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409425660] [2024-11-08 16:31:50,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:31:50,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:31:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:31:50,236 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:31:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:31:50,281 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:31:50,520 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:31:50,521 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:31:50,521 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:31:50,521 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:31:50,522 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-08 16:31:50,522 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:50,522 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:31:50,522 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:31:50,522 INFO L132 ssoRankerPreferences]: Filename of dumped script: filter2.c_Iteration2_Loop [2024-11-08 16:31:50,523 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:31:50,523 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:31:50,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:50,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:50,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:50,574 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:50,585 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:50,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:50,608 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:50,615 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:50,622 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:50,754 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:31:50,756 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-08 16:31:50,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:50,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:50,763 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:50,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-08 16:31:50,769 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:31:50,769 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:31:50,798 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:31:50,799 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___VERIFIER_assert_#in~cond#1=0} Honda state: {ULTIMATE.start___VERIFIER_assert_#in~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:31:50,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-08 16:31:50,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:50,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:50,845 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:50,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-08 16:31:50,850 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:31:50,850 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:31:50,868 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:31:50,868 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_assume_abort_if_not_~cond#1=0} Honda state: {ULTIMATE.start_assume_abort_if_not_~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:31:50,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-08 16:31:50,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:50,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:50,896 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:50,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-08 16:31:50,900 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:31:50,900 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:31:50,924 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:31:50,924 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post7#1=0} Honda state: {ULTIMATE.start_main_#t~post7#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:31:50,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-08 16:31:50,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:50,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:50,950 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:50,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-08 16:31:50,954 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:31:50,982 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:31:50,983 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~E0~0#1=1/8, ULTIMATE.start_main_~E~0#1=1/8} Honda state: {ULTIMATE.start_main_~E0~0#1=1/8, ULTIMATE.start_main_~E~0#1=1/8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:31:51,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-08 16:31:51,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:51,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:51,034 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:51,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-08 16:31:51,038 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:31:51,039 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:31:51,060 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-08 16:31:51,060 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___VERIFIER_assert_~cond#1=0} Honda state: {ULTIMATE.start___VERIFIER_assert_~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-08 16:31:51,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-08 16:31:51,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:51,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:51,086 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:51,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-08 16:31:51,092 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-08 16:31:51,092 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:31:51,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-08 16:31:51,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:51,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:51,127 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:51,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-08 16:31:51,131 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-08 16:31:51,131 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-08 16:31:51,179 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-08 16:31:51,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-08 16:31:51,183 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 16:31:51,184 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 16:31:51,184 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 16:31:51,184 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 16:31:51,184 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 16:31:51,184 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:51,184 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 16:31:51,185 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 16:31:51,185 INFO L132 ssoRankerPreferences]: Filename of dumped script: filter2.c_Iteration2_Loop [2024-11-08 16:31:51,185 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 16:31:51,185 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 16:31:51,187 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:51,194 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:51,201 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:51,206 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:51,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:51,226 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:51,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:51,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:51,243 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 16:31:51,333 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 16:31:51,339 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 16:31:51,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:51,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:51,344 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:51,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-08 16:31:51,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:31:51,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:31:51,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:31:51,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:31:51,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:31:51,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:31:51,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:31:51,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:31:51,381 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:31:51,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-08 16:31:51,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:51,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:51,412 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:51,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-08 16:31:51,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:31:51,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:31:51,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:31:51,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:31:51,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:31:51,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:31:51,436 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:31:51,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:31:51,447 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:31:51,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-08 16:31:51,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:51,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:51,480 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:51,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-08 16:31:51,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:31:51,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:31:51,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:31:51,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:31:51,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:31:51,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:31:51,506 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:31:51,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:31:51,509 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 16:31:51,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-08 16:31:51,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:51,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:51,527 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:51,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-08 16:31:51,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 16:31:51,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 16:31:51,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 16:31:51,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 16:31:51,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 16:31:51,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 16:31:51,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 16:31:51,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 16:31:51,560 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 16:31:51,570 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-08 16:31:51,570 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-08 16:31:51,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 16:31:51,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:31:51,574 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 16:31:51,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-08 16:31:51,576 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 16:31:51,577 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-08 16:31:51,577 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 16:31:51,577 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 2000001 Supporting invariants [] [2024-11-08 16:31:51,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-08 16:31:51,597 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-08 16:31:51,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:31:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:51,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 16:31:51,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:31:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:31:51,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 16:31:51,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:31:51,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 16:31:51,791 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-08 16:31:51,793 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 12 transitions. cyclomatic complexity: 1 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:31:51,859 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 12 transitions. cyclomatic complexity: 1. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 19 transitions. Complement of second has 4 states. [2024-11-08 16:31:51,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-08 16:31:51,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 16:31:51,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-08 16:31:51,865 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 6 letters. Loop has 6 letters. [2024-11-08 16:31:51,867 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:31:51,867 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 12 letters. Loop has 6 letters. [2024-11-08 16:31:51,869 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:31:51,869 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 6 letters. Loop has 12 letters. [2024-11-08 16:31:51,870 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 16:31:51,870 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 19 transitions. [2024-11-08 16:31:51,873 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-08 16:31:51,873 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2024-11-08 16:31:51,873 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-08 16:31:51,873 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-08 16:31:51,873 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-08 16:31:51,873 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-08 16:31:51,874 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 16:31:51,874 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 16:31:51,874 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 16:31:51,874 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-08 16:31:51,874 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-08 16:31:51,874 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-08 16:31:51,874 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-08 16:31:51,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 04:31:51 BoogieIcfgContainer [2024-11-08 16:31:51,888 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-08 16:31:51,888 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:31:51,889 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:31:51,889 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:31:51,890 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:31:49" (3/4) ... [2024-11-08 16:31:51,894 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:31:51,896 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:31:51,897 INFO L158 Benchmark]: Toolchain (without parser) took 3366.50ms. Allocated memory was 148.9MB in the beginning and 207.6MB in the end (delta: 58.7MB). Free memory was 115.5MB in the beginning and 111.5MB in the end (delta: 4.1MB). Peak memory consumption was 64.8MB. Max. memory is 16.1GB. [2024-11-08 16:31:51,898 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:31:51,899 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.95ms. Allocated memory is still 148.9MB. Free memory was 115.5MB in the beginning and 103.1MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 16:31:51,900 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.55ms. Allocated memory is still 148.9MB. Free memory was 103.1MB in the beginning and 101.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 16:31:51,901 INFO L158 Benchmark]: Boogie Preprocessor took 64.91ms. Allocated memory is still 148.9MB. Free memory was 101.4MB in the beginning and 99.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:31:51,905 INFO L158 Benchmark]: RCFGBuilder took 350.52ms. Allocated memory is still 148.9MB. Free memory was 99.3MB in the beginning and 89.3MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 16:31:51,906 INFO L158 Benchmark]: BuchiAutomizer took 2462.55ms. Allocated memory was 148.9MB in the beginning and 207.6MB in the end (delta: 58.7MB). Free memory was 88.8MB in the beginning and 111.5MB in the end (delta: -22.6MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-08 16:31:51,907 INFO L158 Benchmark]: Witness Printer took 7.67ms. Allocated memory is still 207.6MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:31:51,913 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 107.0MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.95ms. Allocated memory is still 148.9MB. Free memory was 115.5MB in the beginning and 103.1MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.55ms. Allocated memory is still 148.9MB. Free memory was 103.1MB in the beginning and 101.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.91ms. Allocated memory is still 148.9MB. Free memory was 101.4MB in the beginning and 99.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 350.52ms. Allocated memory is still 148.9MB. Free memory was 99.3MB in the beginning and 89.3MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 2462.55ms. Allocated memory was 148.9MB in the beginning and 207.6MB in the end (delta: 58.7MB). Free memory was 88.8MB in the beginning and 111.5MB in the end (delta: -22.6MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * Witness Printer took 7.67ms. Allocated memory is still 207.6MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -2 * i) + 2000001) and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.3s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 27 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax100 hnf100 lsp62 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 40ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-08 16:31:51,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-08 16:31:52,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d223121-0c06-4f4a-91af-1236706087d7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (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