./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-26.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/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_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ddce48067b4423a9dbd4ae41b2384910d5e8f4f139aef66a78ce087435d0c23b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 07:08:26,848 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 07:08:26,915 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 07:08:26,920 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 07:08:26,921 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 07:08:26,946 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 07:08:26,947 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 07:08:26,948 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 07:08:26,948 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 07:08:26,949 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 07:08:26,949 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 07:08:26,950 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 07:08:26,951 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 07:08:26,951 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 07:08:26,952 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 07:08:26,952 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 07:08:26,953 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 07:08:26,953 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 07:08:26,954 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 07:08:26,954 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 07:08:26,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 07:08:26,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 07:08:26,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 07:08:26,959 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 07:08:26,959 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 07:08:26,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 07:08:26,960 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 07:08:26,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 07:08:26,961 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 07:08:26,961 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 07:08:26,962 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 07:08:26,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 07:08:26,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 07:08:26,963 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 07:08:26,963 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 07:08:26,963 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 07:08:26,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 07:08:26,963 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 07:08:26,964 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 07:08:26,964 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 07:08:26,964 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 07:08:26,964 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 07:08:26,964 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_7de489a2-d6a9-4efd-8092-ef54794284ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ddce48067b4423a9dbd4ae41b2384910d5e8f4f139aef66a78ce087435d0c23b [2023-11-29 07:08:27,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 07:08:27,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 07:08:27,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 07:08:27,248 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 07:08:27,249 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 07:08:27,250 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-26.i [2023-11-29 07:08:30,125 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 07:08:30,312 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 07:08:30,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-26.i [2023-11-29 07:08:30,322 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/data/4093d74a1/83bc861b12f54d9e9065ec675225bb4c/FLAG8fcb5580a [2023-11-29 07:08:30,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/data/4093d74a1/83bc861b12f54d9e9065ec675225bb4c [2023-11-29 07:08:30,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 07:08:30,348 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 07:08:30,350 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 07:08:30,350 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 07:08:30,356 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 07:08:30,357 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,358 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d87d497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30, skipping insertion in model container [2023-11-29 07:08:30,358 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,388 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 07:08:30,549 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-26.i[915,928] [2023-11-29 07:08:30,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 07:08:30,606 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 07:08:30,621 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-26.i[915,928] [2023-11-29 07:08:30,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 07:08:30,663 INFO L206 MainTranslator]: Completed translation [2023-11-29 07:08:30,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30 WrapperNode [2023-11-29 07:08:30,663 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 07:08:30,664 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 07:08:30,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 07:08:30,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 07:08:30,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,684 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,715 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 109 [2023-11-29 07:08:30,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 07:08:30,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 07:08:30,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 07:08:30,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 07:08:30,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,734 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,748 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]. [2023-11-29 07:08:30,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,759 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,762 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 07:08:30,763 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 07:08:30,763 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 07:08:30,763 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 07:08:30,764 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (1/1) ... [2023-11-29 07:08:30,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 07:08:30,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:08:30,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 07:08:30,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 07:08:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 07:08:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 07:08:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 07:08:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 07:08:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 07:08:30,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 07:08:30,918 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 07:08:30,921 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 07:08:31,126 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 07:08:31,171 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 07:08:31,171 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 07:08:31,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:08:31 BoogieIcfgContainer [2023-11-29 07:08:31,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 07:08:31,176 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 07:08:31,176 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 07:08:31,179 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 07:08:31,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 07:08:30" (1/3) ... [2023-11-29 07:08:31,180 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e0c5b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:08:31, skipping insertion in model container [2023-11-29 07:08:31,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:30" (2/3) ... [2023-11-29 07:08:31,181 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e0c5b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:08:31, skipping insertion in model container [2023-11-29 07:08:31,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:08:31" (3/3) ... [2023-11-29 07:08:31,183 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-26.i [2023-11-29 07:08:31,205 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 07:08:31,206 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 07:08:31,259 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 07:08:31,267 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5e801095, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 07:08:31,268 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 07:08:31,273 INFO L276 IsEmpty]: Start isEmpty. Operand has 46 states, 26 states have (on average 1.3846153846153846) internal successors, (36), 27 states have internal predecessors, (36), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-29 07:08:31,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-29 07:08:31,287 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:08:31,288 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:08:31,288 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:08:31,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:08:31,294 INFO L85 PathProgramCache]: Analyzing trace with hash -238056285, now seen corresponding path program 1 times [2023-11-29 07:08:31,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:08:31,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42288335] [2023-11-29 07:08:31,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:08:31,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:08:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 07:08:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 07:08:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 07:08:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 07:08:31,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 07:08:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-29 07:08:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-29 07:08:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-29 07:08:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-29 07:08:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 07:08:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-29 07:08:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-29 07:08:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-29 07:08:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-29 07:08:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 07:08:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 07:08:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-29 07:08:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:31,678 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-29 07:08:31,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:08:31,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42288335] [2023-11-29 07:08:31,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42288335] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 07:08:31,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 07:08:31,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 07:08:31,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992566887] [2023-11-29 07:08:31,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 07:08:31,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 07:08:31,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:08:31,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 07:08:31,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 07:08:31,723 INFO L87 Difference]: Start difference. First operand has 46 states, 26 states have (on average 1.3846153846153846) internal successors, (36), 27 states have internal predecessors, (36), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-29 07:08:31,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:08:31,759 INFO L93 Difference]: Finished difference Result 89 states and 155 transitions. [2023-11-29 07:08:31,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 07:08:31,762 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 103 [2023-11-29 07:08:31,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:08:31,771 INFO L225 Difference]: With dead ends: 89 [2023-11-29 07:08:31,772 INFO L226 Difference]: Without dead ends: 44 [2023-11-29 07:08:31,776 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 07:08:31,780 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 07:08:31,781 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 62 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 07:08:31,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2023-11-29 07:08:31,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2023-11-29 07:08:31,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 25 states have (on average 1.24) internal successors, (31), 25 states have internal predecessors, (31), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-29 07:08:31,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 65 transitions. [2023-11-29 07:08:31,829 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 65 transitions. Word has length 103 [2023-11-29 07:08:31,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:08:31,829 INFO L495 AbstractCegarLoop]: Abstraction has 44 states and 65 transitions. [2023-11-29 07:08:31,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-29 07:08:31,830 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2023-11-29 07:08:31,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-29 07:08:31,834 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:08:31,834 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:08:31,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 07:08:31,835 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:08:31,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:08:31,836 INFO L85 PathProgramCache]: Analyzing trace with hash -897663255, now seen corresponding path program 1 times [2023-11-29 07:08:31,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:08:31,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621990649] [2023-11-29 07:08:31,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:08:31,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:08:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:08:31,972 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 07:08:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:08:32,083 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 07:08:32,084 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 07:08:32,086 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 07:08:32,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 07:08:32,092 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-29 07:08:32,096 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 07:08:32,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 07:08:32 BoogieIcfgContainer [2023-11-29 07:08:32,172 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 07:08:32,173 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 07:08:32,173 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 07:08:32,173 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 07:08:32,174 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:08:31" (3/4) ... [2023-11-29 07:08:32,176 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 07:08:32,177 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 07:08:32,178 INFO L158 Benchmark]: Toolchain (without parser) took 1829.90ms. Allocated memory was 140.5MB in the beginning and 213.9MB in the end (delta: 73.4MB). Free memory was 94.8MB in the beginning and 141.3MB in the end (delta: -46.6MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2023-11-29 07:08:32,179 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 140.5MB. Free memory is still 112.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 07:08:32,179 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.12ms. Allocated memory is still 140.5MB. Free memory was 94.2MB in the beginning and 82.2MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 07:08:32,180 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.65ms. Allocated memory is still 140.5MB. Free memory was 82.2MB in the beginning and 80.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 07:08:32,181 INFO L158 Benchmark]: Boogie Preprocessor took 45.66ms. Allocated memory is still 140.5MB. Free memory was 80.1MB in the beginning and 78.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 07:08:32,181 INFO L158 Benchmark]: RCFGBuilder took 409.23ms. Allocated memory is still 140.5MB. Free memory was 77.5MB in the beginning and 61.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 07:08:32,182 INFO L158 Benchmark]: TraceAbstraction took 996.53ms. Allocated memory was 140.5MB in the beginning and 213.9MB in the end (delta: 73.4MB). Free memory was 60.7MB in the beginning and 141.3MB in the end (delta: -80.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 07:08:32,183 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 213.9MB. Free memory is still 141.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 07:08:32,186 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 140.5MB. Free memory is still 112.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.12ms. Allocated memory is still 140.5MB. Free memory was 94.2MB in the beginning and 82.2MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.65ms. Allocated memory is still 140.5MB. Free memory was 82.2MB in the beginning and 80.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.66ms. Allocated memory is still 140.5MB. Free memory was 80.1MB in the beginning and 78.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 409.23ms. Allocated memory is still 140.5MB. Free memory was 77.5MB in the beginning and 61.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 996.53ms. Allocated memory was 140.5MB in the beginning and 213.9MB in the end (delta: 73.4MB). Free memory was 60.7MB in the beginning and 141.3MB in the end (delta: -80.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 213.9MB. Free memory is still 141.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryArithmeticDOUBLEoperation at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -1; [L23] signed short int var_1_4 = 1; [L24] signed short int var_1_5 = -10; [L25] double var_1_6 = 10.4; [L26] double var_1_7 = 100000000000000.2; [L27] double var_1_8 = 99.4; [L28] double var_1_9 = 49.825; [L29] unsigned short int var_1_10 = 50; [L30] unsigned char var_1_11 = 0; [L31] double var_1_12 = 4.3; [L32] double var_1_13 = 2.875; [L33] unsigned short int var_1_14 = 64; [L34] unsigned short int var_1_15 = 50; [L96] isInitial = 1 [L97] FCALL initially() [L98] COND TRUE 1 [L99] FCALL updateLastVariables() [L100] CALL updateVariables() [L61] var_1_4 = __VERIFIER_nondet_short() [L62] CALL assume_abort_if_not(var_1_4 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L62] RET assume_abort_if_not(var_1_4 >= -32767) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L63] CALL assume_abort_if_not(var_1_4 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L63] RET assume_abort_if_not(var_1_4 <= 32766) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-10, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L64] var_1_5 = __VERIFIER_nondet_short() [L65] CALL assume_abort_if_not(var_1_5 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L65] RET assume_abort_if_not(var_1_5 >= -32767) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L66] CALL assume_abort_if_not(var_1_5 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L66] RET assume_abort_if_not(var_1_5 <= 32766) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5, var_1_7=500000000000001/5, var_1_8=497/5, var_1_9=1993/40] [L67] var_1_7 = __VERIFIER_nondet_double() [L68] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5, var_1_8=497/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5, var_1_8=497/5, var_1_9=1993/40] [L68] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5, var_1_8=497/5, var_1_9=1993/40] [L69] var_1_8 = __VERIFIER_nondet_double() [L70] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5, var_1_9=1993/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5, var_1_9=1993/40] [L70] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5, var_1_9=1993/40] [L71] var_1_9 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L72] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L73] var_1_11 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L74] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=50, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L75] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L75] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_12=43/10, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L76] var_1_12 = __VERIFIER_nondet_double() [L77] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L77] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L78] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L78] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_13=23/8, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L79] var_1_13 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L80] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L81] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L81] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=64, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L82] var_1_14 = __VERIFIER_nondet_ushort() [L83] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L83] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L84] CALL assume_abort_if_not(var_1_14 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L84] RET assume_abort_if_not(var_1_14 <= 65534) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_15=50, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L85] var_1_15 = __VERIFIER_nondet_ushort() [L86] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L86] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L87] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_15=65534, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_15=65534, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L87] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_15=65534, var_1_1=-1, var_1_4=-3, var_1_5=-3, var_1_6=52/5] [L100] RET updateVariables() [L101] CALL step() [L38] var_1_6 = (var_1_7 - (var_1_8 + var_1_9)) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_15=65534, var_1_1=-1, var_1_4=-3, var_1_5=-3] [L39] COND FALSE !(var_1_6 > var_1_6) [L42] var_1_1 = ((((-4) < (var_1_5)) ? (-4) : (var_1_5))) VAL [isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_15=65534, var_1_1=-4, var_1_4=-3, var_1_5=-3] [L44] signed long int stepLocal_1 = 100; [L45] unsigned char stepLocal_0 = var_1_8 <= (var_1_7 + var_1_9); VAL [isInitial=1, stepLocal_0=0, stepLocal_1=100, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_15=65534, var_1_1=-4, var_1_4=-3, var_1_5=-3] [L46] COND FALSE !(var_1_11 || stepLocal_0) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=100, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_15=65534, var_1_1=-4, var_1_4=-3, var_1_5=-3] [L101] RET step() [L102] CALL, EXPR property() [L92-L93] return (((var_1_6 > var_1_6) ? (var_1_1 == ((signed short int) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : (var_1_1 == ((signed short int) ((((-4) < (var_1_5)) ? (-4) : (var_1_5)))))) && (var_1_6 == ((double) (var_1_7 - (var_1_8 + var_1_9))))) && ((var_1_11 || (var_1_8 <= (var_1_7 + var_1_9))) ? ((((var_1_7 + var_1_6) / ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13)))) <= var_1_9) ? ((var_1_6 > 2.5) ? ((100 > var_1_1) ? (var_1_10 == ((unsigned short int) var_1_14)) : (var_1_10 == ((unsigned short int) var_1_15))) : (var_1_10 == ((unsigned short int) var_1_14))) : 1) : 1) ; [L102] RET, EXPR property() [L102] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_15=65534, var_1_1=-4, var_1_4=-3, var_1_5=-3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=50, var_1_11=0, var_1_14=65534, var_1_15=65534, var_1_1=-4, var_1_4=-3, var_1_5=-3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 62 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 62 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=46occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 206 NumberOfCodeBlocks, 206 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 102 ConstructedInterpolants, 0 QuantifiedInterpolants, 102 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 544/544 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 07:08:32,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/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_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ddce48067b4423a9dbd4ae41b2384910d5e8f4f139aef66a78ce087435d0c23b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 07:08:34,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 07:08:34,387 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 07:08:34,404 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 07:08:34,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 07:08:34,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 07:08:34,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 07:08:34,435 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 07:08:34,436 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 07:08:34,436 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 07:08:34,437 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 07:08:34,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 07:08:34,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 07:08:34,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 07:08:34,439 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 07:08:34,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 07:08:34,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 07:08:34,441 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 07:08:34,441 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 07:08:34,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 07:08:34,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 07:08:34,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 07:08:34,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 07:08:34,444 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 07:08:34,444 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 07:08:34,445 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 07:08:34,445 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 07:08:34,446 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 07:08:34,446 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 07:08:34,446 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 07:08:34,447 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 07:08:34,447 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 07:08:34,447 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 07:08:34,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 07:08:34,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 07:08:34,448 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 07:08:34,449 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 07:08:34,449 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 07:08:34,449 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 07:08:34,449 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 07:08:34,450 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 07:08:34,450 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 07:08:34,450 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 07:08:34,450 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 07:08:34,451 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 07:08:34,451 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_7de489a2-d6a9-4efd-8092-ef54794284ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ddce48067b4423a9dbd4ae41b2384910d5e8f4f139aef66a78ce087435d0c23b [2023-11-29 07:08:34,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 07:08:34,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 07:08:34,821 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 07:08:34,822 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 07:08:34,822 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 07:08:34,824 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-26.i [2023-11-29 07:08:37,657 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 07:08:37,845 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 07:08:37,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-26.i [2023-11-29 07:08:37,855 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/data/e8515ba5d/c3a366f6f53d417496c078dd6b4f4d85/FLAG2c43e3cb9 [2023-11-29 07:08:37,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/data/e8515ba5d/c3a366f6f53d417496c078dd6b4f4d85 [2023-11-29 07:08:37,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 07:08:37,873 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 07:08:37,875 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 07:08:37,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 07:08:37,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 07:08:37,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:08:37" (1/1) ... [2023-11-29 07:08:37,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e5c0a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:37, skipping insertion in model container [2023-11-29 07:08:37,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:08:37" (1/1) ... [2023-11-29 07:08:37,909 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 07:08:38,049 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-26.i[915,928] [2023-11-29 07:08:38,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 07:08:38,115 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 07:08:38,127 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-26.i[915,928] [2023-11-29 07:08:38,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 07:08:38,168 INFO L206 MainTranslator]: Completed translation [2023-11-29 07:08:38,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38 WrapperNode [2023-11-29 07:08:38,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 07:08:38,170 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 07:08:38,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 07:08:38,170 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 07:08:38,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (1/1) ... [2023-11-29 07:08:38,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (1/1) ... [2023-11-29 07:08:38,217 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2023-11-29 07:08:38,218 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 07:08:38,219 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 07:08:38,219 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 07:08:38,219 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 07:08:38,230 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (1/1) ... [2023-11-29 07:08:38,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (1/1) ... [2023-11-29 07:08:38,235 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (1/1) ... [2023-11-29 07:08:38,280 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]. [2023-11-29 07:08:38,281 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (1/1) ... [2023-11-29 07:08:38,281 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (1/1) ... [2023-11-29 07:08:38,292 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (1/1) ... [2023-11-29 07:08:38,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (1/1) ... [2023-11-29 07:08:38,299 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (1/1) ... [2023-11-29 07:08:38,301 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (1/1) ... [2023-11-29 07:08:38,305 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 07:08:38,306 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 07:08:38,306 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 07:08:38,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 07:08:38,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (1/1) ... [2023-11-29 07:08:38,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 07:08:38,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:08:38,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 07:08:38,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 07:08:38,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 07:08:38,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 07:08:38,381 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 07:08:38,381 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 07:08:38,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 07:08:38,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 07:08:38,469 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 07:08:38,472 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 07:08:52,684 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 07:08:52,741 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 07:08:52,742 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 07:08:52,742 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:08:52 BoogieIcfgContainer [2023-11-29 07:08:52,742 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 07:08:52,746 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 07:08:52,746 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 07:08:52,749 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 07:08:52,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 07:08:37" (1/3) ... [2023-11-29 07:08:52,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a8ff6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:08:52, skipping insertion in model container [2023-11-29 07:08:52,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:08:38" (2/3) ... [2023-11-29 07:08:52,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a8ff6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 07:08:52, skipping insertion in model container [2023-11-29 07:08:52,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:08:52" (3/3) ... [2023-11-29 07:08:52,753 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-26.i [2023-11-29 07:08:52,775 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 07:08:52,775 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 07:08:52,830 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 07:08:52,836 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@431af8e3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 07:08:52,836 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 07:08:52,840 INFO L276 IsEmpty]: Start isEmpty. Operand has 46 states, 26 states have (on average 1.3846153846153846) internal successors, (36), 27 states have internal predecessors, (36), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-29 07:08:52,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-29 07:08:52,856 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:08:52,857 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:08:52,857 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:08:52,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:08:52,864 INFO L85 PathProgramCache]: Analyzing trace with hash -238056285, now seen corresponding path program 1 times [2023-11-29 07:08:52,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 07:08:52,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1195354746] [2023-11-29 07:08:52,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:08:52,881 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 07:08:52,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 07:08:52,882 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 07:08:52,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 07:08:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:08:54,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 07:08:54,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:08:54,256 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2023-11-29 07:08:54,257 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 07:08:54,257 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 07:08:54,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1195354746] [2023-11-29 07:08:54,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1195354746] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 07:08:54,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 07:08:54,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 07:08:54,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320104167] [2023-11-29 07:08:54,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 07:08:54,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 07:08:54,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 07:08:54,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 07:08:54,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 07:08:54,297 INFO L87 Difference]: Start difference. First operand has 46 states, 26 states have (on average 1.3846153846153846) internal successors, (36), 27 states have internal predecessors, (36), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-29 07:08:59,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.90s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:08:59,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:08:59,251 INFO L93 Difference]: Finished difference Result 89 states and 155 transitions. [2023-11-29 07:08:59,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 07:08:59,519 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 103 [2023-11-29 07:08:59,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:08:59,527 INFO L225 Difference]: With dead ends: 89 [2023-11-29 07:08:59,527 INFO L226 Difference]: Without dead ends: 44 [2023-11-29 07:08:59,530 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 07:08:59,534 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2023-11-29 07:08:59,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 61 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2023-11-29 07:08:59,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2023-11-29 07:08:59,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2023-11-29 07:08:59,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 25 states have (on average 1.2) internal successors, (30), 25 states have internal predecessors, (30), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-29 07:08:59,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 64 transitions. [2023-11-29 07:08:59,580 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 64 transitions. Word has length 103 [2023-11-29 07:08:59,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:08:59,580 INFO L495 AbstractCegarLoop]: Abstraction has 44 states and 64 transitions. [2023-11-29 07:08:59,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-29 07:08:59,581 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 64 transitions. [2023-11-29 07:08:59,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-29 07:08:59,584 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:08:59,584 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 07:08:59,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 07:08:59,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 07:08:59,785 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:08:59,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:08:59,786 INFO L85 PathProgramCache]: Analyzing trace with hash -897663255, now seen corresponding path program 1 times [2023-11-29 07:08:59,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 07:08:59,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [705969252] [2023-11-29 07:08:59,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:08:59,787 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 07:08:59,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 07:08:59,788 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 07:08:59,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de489a2-d6a9-4efd-8092-ef54794284ea/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 07:09:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:09:01,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-29 07:09:01,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:09:42,682 WARN L293 SmtUtils]: Spent 11.68s on a formula simplification that was a NOOP. DAG size: 26 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 07:10:17,944 WARN L293 SmtUtils]: Spent 14.07s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 07:11:48,869 WARN L293 SmtUtils]: Spent 33.30s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 07:13:12,541 WARN L293 SmtUtils]: Spent 27.08s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 07:17:30,169 WARN L293 SmtUtils]: Spent 6.34s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:17:51,806 WARN L293 SmtUtils]: Spent 6.17s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:18:00,555 WARN L293 SmtUtils]: Spent 6.26s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:18:08,319 WARN L293 SmtUtils]: Spent 5.17s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:18:13,801 WARN L293 SmtUtils]: Spent 5.48s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:18:23,123 WARN L293 SmtUtils]: Spent 9.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:18:35,024 WARN L293 SmtUtils]: Spent 9.33s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:18:44,341 WARN L293 SmtUtils]: Spent 9.31s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:18:53,627 WARN L293 SmtUtils]: Spent 9.28s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:19:06,904 WARN L293 SmtUtils]: Spent 9.32s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:19:16,239 WARN L293 SmtUtils]: Spent 9.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:19:25,597 WARN L293 SmtUtils]: Spent 9.36s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:19:34,966 WARN L293 SmtUtils]: Spent 9.37s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:19:44,414 WARN L293 SmtUtils]: Spent 9.45s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:19:53,791 WARN L293 SmtUtils]: Spent 9.37s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:20:03,152 WARN L293 SmtUtils]: Spent 9.36s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:20:13,873 WARN L293 SmtUtils]: Spent 9.38s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:20:23,333 WARN L293 SmtUtils]: Spent 9.46s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:20:40,455 WARN L293 SmtUtils]: Spent 5.17s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:20:49,604 WARN L293 SmtUtils]: Spent 9.15s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:20:58,185 WARN L293 SmtUtils]: Spent 8.58s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:21:14,843 WARN L293 SmtUtils]: Spent 5.14s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:21:27,799 WARN L293 SmtUtils]: Spent 9.13s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:21:36,936 WARN L293 SmtUtils]: Spent 9.14s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:21:47,238 WARN L293 SmtUtils]: Spent 9.20s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:21:56,365 WARN L293 SmtUtils]: Spent 9.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:22:01,992 WARN L293 SmtUtils]: Spent 5.63s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:22:11,152 WARN L293 SmtUtils]: Spent 9.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:22:26,590 WARN L293 SmtUtils]: Spent 9.17s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:22:35,729 WARN L293 SmtUtils]: Spent 9.14s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:22:44,860 WARN L293 SmtUtils]: Spent 9.13s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:22:54,004 WARN L293 SmtUtils]: Spent 9.14s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:23:01,224 WARN L293 SmtUtils]: Spent 7.22s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:23:10,364 WARN L293 SmtUtils]: Spent 9.14s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:23:19,911 WARN L293 SmtUtils]: Spent 9.55s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:23:29,155 WARN L293 SmtUtils]: Spent 9.24s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:23:38,392 WARN L293 SmtUtils]: Spent 9.23s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)