./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1 --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 61baff025ed1826778930d2297acbbb0c7636497384ff5cdb264bdd3e935514a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:40:01,413 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:40:01,468 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 07:40:01,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:40:01,473 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:40:01,493 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:40:01,494 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:40:01,494 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:40:01,494 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:40:01,495 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:40:01,495 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:40:01,495 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:40:01,495 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:40:01,495 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:40:01,495 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:40:01,495 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:40:01,495 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:40:01,496 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:40:01,496 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:40:01,496 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:40:01,496 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:40:01,496 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:40:01,496 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:40:01,496 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:40:01,496 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:40:01,496 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:40:01,496 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:40:01,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:40:01,496 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:40:01,496 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:40:01,497 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:40:01,497 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:40:01,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:40:01,497 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:40:01,497 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:40:01,497 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:40:01,497 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:40:01,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:40:01,497 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:40:01,497 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:40:01,497 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:40:01,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:40:01,498 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 07:40:01,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 07:40:01,498 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:40:01,498 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:40:01,498 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:40:01,498 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:40:01,498 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1 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 -> 61baff025ed1826778930d2297acbbb0c7636497384ff5cdb264bdd3e935514a [2024-12-02 07:40:01,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:40:01,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:40:01,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:40:01,739 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:40:01,740 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:40:01,741 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i [2024-12-02 07:40:04,472 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/data/1e346662a/d546434c87bf435196e3d6bbc0b098f6/FLAGcb93103ff [2024-12-02 07:40:04,650 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:40:04,651 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i [2024-12-02 07:40:04,658 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/data/1e346662a/d546434c87bf435196e3d6bbc0b098f6/FLAGcb93103ff [2024-12-02 07:40:05,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/data/1e346662a/d546434c87bf435196e3d6bbc0b098f6 [2024-12-02 07:40:05,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:40:05,021 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:40:05,022 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:40:05,022 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:40:05,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:40:05,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,026 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e40ba3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05, skipping insertion in model container [2024-12-02 07:40:05,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:40:05,144 WARN L250 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_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i[915,928] [2024-12-02 07:40:05,181 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:40:05,192 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:40:05,203 WARN L250 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_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i[915,928] [2024-12-02 07:40:05,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:40:05,239 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:40:05,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05 WrapperNode [2024-12-02 07:40:05,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:40:05,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:40:05,241 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:40:05,241 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:40:05,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,256 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,280 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 102 [2024-12-02 07:40:05,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:40:05,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:40:05,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:40:05,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:40:05,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,293 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,306 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 07:40:05,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,312 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,316 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,321 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:40:05,322 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:40:05,322 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:40:05,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:40:05,323 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (1/1) ... [2024-12-02 07:40:05,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:40:05,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:40:05,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:40:05,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:40:05,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:40:05,388 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:40:05,388 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:40:05,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 07:40:05,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:40:05,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:40:05,456 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:40:05,457 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:40:05,636 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-02 07:40:05,636 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:40:05,645 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:40:05,645 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:40:05,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:40:05 BoogieIcfgContainer [2024-12-02 07:40:05,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:40:05,648 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:40:05,648 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:40:05,652 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:40:05,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:40:05" (1/3) ... [2024-12-02 07:40:05,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38b50f0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:40:05, skipping insertion in model container [2024-12-02 07:40:05,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:05" (2/3) ... [2024-12-02 07:40:05,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38b50f0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:40:05, skipping insertion in model container [2024-12-02 07:40:05,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:40:05" (3/3) ... [2024-12-02 07:40:05,655 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-43.i [2024-12-02 07:40:05,668 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:40:05,669 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-while_file-43.i that has 2 procedures, 46 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:40:05,719 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:40:05,730 INFO L333 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, 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;@4dfed2ce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:40:05,730 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:40:05,734 INFO L276 IsEmpty]: Start isEmpty. Operand has 46 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 32 states have internal predecessors, (41), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-12-02 07:40:05,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-02 07:40:05,742 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:40:05,742 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 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] [2024-12-02 07:40:05,743 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:40:05,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:40:05,748 INFO L85 PathProgramCache]: Analyzing trace with hash 202325603, now seen corresponding path program 1 times [2024-12-02 07:40:05,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:40:05,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803831413] [2024-12-02 07:40:05,755 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:40:05,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:40:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:40:05,941 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2024-12-02 07:40:05,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:40:05,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803831413] [2024-12-02 07:40:05,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803831413] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:40:05,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501691727] [2024-12-02 07:40:05,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:40:05,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:40:05,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:40:05,944 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:40:05,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 07:40:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:40:06,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:40:06,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:40:06,097 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2024-12-02 07:40:06,097 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:40:06,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501691727] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:40:06,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:40:06,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 07:40:06,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997935751] [2024-12-02 07:40:06,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:40:06,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:40:06,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:40:06,117 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:40:06,118 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:40:06,119 INFO L87 Difference]: Start difference. First operand has 46 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 32 states have internal predecessors, (41), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2024-12-02 07:40:06,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:40:06,137 INFO L93 Difference]: Finished difference Result 85 states and 136 transitions. [2024-12-02 07:40:06,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:40:06,138 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) Word has length 82 [2024-12-02 07:40:06,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:40:06,143 INFO L225 Difference]: With dead ends: 85 [2024-12-02 07:40:06,143 INFO L226 Difference]: Without dead ends: 42 [2024-12-02 07:40:06,146 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:40:06,148 INFO L435 NwaCegarLoop]: 58 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:40:06,149 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:40:06,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2024-12-02 07:40:06,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2024-12-02 07:40:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-12-02 07:40:06,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 58 transitions. [2024-12-02 07:40:06,178 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 58 transitions. Word has length 82 [2024-12-02 07:40:06,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:40:06,178 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 58 transitions. [2024-12-02 07:40:06,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2024-12-02 07:40:06,178 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2024-12-02 07:40:06,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-02 07:40:06,181 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:40:06,181 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 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] [2024-12-02 07:40:06,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 07:40:06,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 07:40:06,382 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:40:06,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:40:06,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1960831903, now seen corresponding path program 1 times [2024-12-02 07:40:06,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:40:06,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049886448] [2024-12-02 07:40:06,383 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:40:06,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:40:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:40:06,810 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-12-02 07:40:06,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:40:06,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049886448] [2024-12-02 07:40:06,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049886448] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:40:06,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [777757681] [2024-12-02 07:40:06,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:40:06,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:40:06,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:40:06,813 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:40:06,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 07:40:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:40:06,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 07:40:06,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:40:07,016 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 101 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-02 07:40:07,016 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:40:07,175 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-12-02 07:40:07,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [777757681] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 07:40:07,175 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 07:40:07,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2024-12-02 07:40:07,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427001901] [2024-12-02 07:40:07,176 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 07:40:07,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 07:40:07,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:40:07,178 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 07:40:07,178 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 07:40:07,178 INFO L87 Difference]: Start difference. First operand 42 states and 58 transitions. Second operand has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 07:40:07,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:40:07,397 INFO L93 Difference]: Finished difference Result 89 states and 120 transitions. [2024-12-02 07:40:07,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 07:40:07,399 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 82 [2024-12-02 07:40:07,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:40:07,400 INFO L225 Difference]: With dead ends: 89 [2024-12-02 07:40:07,401 INFO L226 Difference]: Without dead ends: 50 [2024-12-02 07:40:07,401 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 161 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-12-02 07:40:07,402 INFO L435 NwaCegarLoop]: 39 mSDtfsCounter, 85 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:40:07,402 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 90 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:40:07,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-12-02 07:40:07,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 46. [2024-12-02 07:40:07,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 31 states have (on average 1.1290322580645162) internal successors, (35), 31 states have internal predecessors, (35), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-12-02 07:40:07,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 59 transitions. [2024-12-02 07:40:07,413 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 59 transitions. Word has length 82 [2024-12-02 07:40:07,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:40:07,413 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 59 transitions. [2024-12-02 07:40:07,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 07:40:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2024-12-02 07:40:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-02 07:40:07,415 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:40:07,415 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 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] [2024-12-02 07:40:07,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 07:40:07,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:40:07,616 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:40:07,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:40:07,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1962678945, now seen corresponding path program 1 times [2024-12-02 07:40:07,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:40:07,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383379575] [2024-12-02 07:40:07,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:40:07,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:40:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:40:07,662 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 07:40:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:40:07,720 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 07:40:07,720 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 07:40:07,721 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 07:40:07,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 07:40:07,726 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-12-02 07:40:07,767 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 07:40:07,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:40:07 BoogieIcfgContainer [2024-12-02 07:40:07,770 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 07:40:07,771 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 07:40:07,771 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 07:40:07,771 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 07:40:07,772 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:40:05" (3/4) ... [2024-12-02 07:40:07,774 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 07:40:07,775 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 07:40:07,776 INFO L158 Benchmark]: Toolchain (without parser) took 2754.98ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 32.8MB in the end (delta: 59.4MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2024-12-02 07:40:07,776 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:40:07,776 INFO L158 Benchmark]: CACSL2BoogieTranslator took 218.44ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 79.5MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 07:40:07,776 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.44ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 77.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:40:07,777 INFO L158 Benchmark]: Boogie Preprocessor took 40.61ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 75.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:40:07,777 INFO L158 Benchmark]: RCFGBuilder took 324.03ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 62.3MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 07:40:07,777 INFO L158 Benchmark]: TraceAbstraction took 2122.76ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 32.8MB in the end (delta: 28.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2024-12-02 07:40:07,777 INFO L158 Benchmark]: Witness Printer took 3.93ms. Allocated memory is still 117.4MB. Free memory was 32.8MB in the beginning and 32.8MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:40:07,779 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 218.44ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 79.5MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.44ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 77.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.61ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 75.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 324.03ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 62.3MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2122.76ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 32.8MB in the end (delta: 28.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Witness Printer took 3.93ms. Allocated memory is still 117.4MB. Free memory was 32.8MB in the beginning and 32.8MB in the end (delta: 21.1kB). 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 someBinaryFLOATComparisonOperation at line 77, overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of someBinaryFLOATComparisonOperation at line 89, overapproximation of someBinaryFLOATComparisonOperation at line 51, overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 41, overapproximation of someBinaryDOUBLEComparisonOperation at line 71, overapproximation of someBinaryDOUBLEComparisonOperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryArithmeticFLOAToperation at line 48. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 64; [L23] float var_1_4 = 64.4; [L24] float var_1_5 = 0.2; [L25] double var_1_8 = 31.75; [L26] double var_1_9 = 50.375; [L27] double var_1_10 = 99.25; [L28] double var_1_11 = 16.4; [L29] double var_1_12 = 64.5; [L30] float var_1_13 = 8.75; [L31] float var_1_14 = 127.1; [L32] unsigned short int var_1_15 = 5; [L33] unsigned char var_1_18 = 0; [L34] unsigned char var_1_19 = 0; [L35] unsigned char var_1_20 = 0; [L36] unsigned char var_1_21 = 8; [L37] double last_1_var_1_8 = 31.75; VAL [isInitial=0, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_4=322/5, var_1_5=1/5, var_1_8=127/4, var_1_9=403/8] [L93] isInitial = 1 [L94] FCALL initially() [L96] CALL updateLastVariables() [L86] last_1_var_1_8 = var_1_8 VAL [isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_4=322/5, var_1_5=1/5, var_1_8=127/4, var_1_9=403/8] [L96] RET updateLastVariables() [L97] CALL updateVariables() [L63] var_1_4 = __VERIFIER_nondet_float() [L64] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_5=1/5, var_1_8=127/4, var_1_9=403/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_5=1/5, var_1_8=127/4, var_1_9=403/8] [L64] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_5=1/5, var_1_8=127/4, var_1_9=403/8] [L65] var_1_5 = __VERIFIER_nondet_float() [L66] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4, var_1_9=403/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4, var_1_9=403/8] [L66] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4, var_1_9=403/8] [L67] var_1_9 = __VERIFIER_nondet_double() [L68] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L68] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L69] CALL assume_abort_if_not(var_1_9 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L69] RET assume_abort_if_not(var_1_9 != 0.0F) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_10=397/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L70] var_1_10 = __VERIFIER_nondet_double() [L71] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L71] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_11=82/5, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L72] var_1_11 = __VERIFIER_nondet_double() [L73] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L73] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_12=129/2, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L74] var_1_12 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L75] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_14=1271/10, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L76] var_1_14 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L77] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L78] var_1_19 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L79] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L80] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L80] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=8, var_1_8=127/4] [L81] var_1_21 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_8=127/4] [L82] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_8=127/4] [L83] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=254, var_1_8=127/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=254, var_1_8=127/4] [L83] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=254, var_1_8=127/4] [L97] RET updateVariables() [L98] CALL step() [L41] COND FALSE !((- (var_1_5 / var_1_9)) != last_1_var_1_8) [L46] var_1_8 = var_1_12 VAL [isInitial=1, last_1_var_1_8=127/4, var_1_12=259, var_1_13=35/4, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=254, var_1_8=259] [L48] var_1_13 = (128.75f + var_1_14) [L49] var_1_18 = var_1_19 [L50] var_1_20 = var_1_21 VAL [isInitial=1, last_1_var_1_8=127/4, var_1_12=259, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=64, var_1_20=254, var_1_21=254, var_1_8=259] [L51] COND FALSE !(var_1_13 != ((((var_1_13) > ((var_1_4 - var_1_5))) ? (var_1_13) : ((var_1_4 - var_1_5))))) [L56] var_1_1 = var_1_20 VAL [isInitial=1, last_1_var_1_8=127/4, var_1_12=259, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=254, var_1_20=254, var_1_21=254, var_1_8=259] [L58] COND FALSE !(\read(var_1_18)) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_12=259, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=254, var_1_20=254, var_1_21=254, var_1_8=259] [L98] RET step() [L99] CALL, EXPR property() [L89-L90] return ((((((var_1_13 != ((((var_1_13) > ((var_1_4 - var_1_5))) ? (var_1_13) : ((var_1_4 - var_1_5))))) ? (var_1_18 ? (var_1_1 == ((signed short int) var_1_20)) : 1) : (var_1_1 == ((signed short int) var_1_20))) && (((- (var_1_5 / var_1_9)) != last_1_var_1_8) ? ((var_1_4 != (- var_1_9)) ? (var_1_8 == ((double) ((var_1_10 + var_1_11) - var_1_12))) : 1) : (var_1_8 == ((double) var_1_12)))) && (var_1_13 == ((float) (128.75f + var_1_14)))) && (var_1_18 ? (var_1_15 == ((unsigned short int) (var_1_20 + var_1_20))) : 1)) && (var_1_18 == ((unsigned char) var_1_19))) && (var_1_20 == ((unsigned char) var_1_21)) ; VAL [\result=0, isInitial=1, last_1_var_1_8=127/4, var_1_12=259, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=254, var_1_20=254, var_1_21=254, var_1_8=259] [L99] RET, EXPR property() [L99] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_8=127/4, var_1_12=259, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=254, var_1_20=254, var_1_21=254, var_1_8=259] [L19] reach_error() VAL [isInitial=1, last_1_var_1_8=127/4, var_1_12=259, var_1_15=5, var_1_18=0, var_1_19=0, var_1_1=254, var_1_20=254, var_1_21=254, var_1_8=259] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 87 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 85 mSDsluCounter, 148 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 51 mSDsCounter, 59 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 81 IncrementalHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 59 mSolverCounterUnsat, 97 mSDtfsCounter, 81 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 260 GetRequests, 244 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=46occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 410 NumberOfCodeBlocks, 410 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 405 ConstructedInterpolants, 0 QuantifiedInterpolants, 579 SizeOfPredicates, 2 NumberOfNonLiveVariables, 408 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 1280/1320 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 07:40:07,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1 --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 61baff025ed1826778930d2297acbbb0c7636497384ff5cdb264bdd3e935514a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:40:09,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:40:09,812 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 07:40:09,819 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:40:09,819 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:40:09,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:40:09,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:40:09,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:40:09,842 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:40:09,843 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:40:09,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:40:09,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:40:09,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:40:09,843 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:40:09,843 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:40:09,843 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:40:09,843 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:40:09,844 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:40:09,845 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:40:09,845 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:40:09,845 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:40:09,845 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:40:09,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:40:09,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:40:09,845 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:40:09,845 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:40:09,845 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:40:09,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:40:09,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:40:09,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:40:09,846 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:40:09,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:40:09,846 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 07:40:09,846 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 07:40:09,846 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:40:09,846 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:40:09,846 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:40:09,846 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:40:09,846 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1 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 -> 61baff025ed1826778930d2297acbbb0c7636497384ff5cdb264bdd3e935514a [2024-12-02 07:40:10,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:40:10,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:40:10,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:40:10,082 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:40:10,082 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:40:10,083 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i [2024-12-02 07:40:12,790 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/data/e4c72b3e8/7ec483224e2d4094a04c970fd54feec7/FLAG3cbe04b8f [2024-12-02 07:40:12,960 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:40:12,960 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i [2024-12-02 07:40:12,967 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/data/e4c72b3e8/7ec483224e2d4094a04c970fd54feec7/FLAG3cbe04b8f [2024-12-02 07:40:12,980 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/data/e4c72b3e8/7ec483224e2d4094a04c970fd54feec7 [2024-12-02 07:40:12,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:40:12,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:40:12,984 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:40:12,985 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:40:12,988 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:40:12,988 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:40:12" (1/1) ... [2024-12-02 07:40:12,989 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb8ab76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:12, skipping insertion in model container [2024-12-02 07:40:12,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:40:12" (1/1) ... [2024-12-02 07:40:13,002 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:40:13,110 WARN L250 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_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i[915,928] [2024-12-02 07:40:13,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:40:13,163 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:40:13,172 WARN L250 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_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-43.i[915,928] [2024-12-02 07:40:13,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:40:13,206 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:40:13,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13 WrapperNode [2024-12-02 07:40:13,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:40:13,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:40:13,208 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:40:13,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:40:13,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,223 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,246 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 102 [2024-12-02 07:40:13,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:40:13,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:40:13,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:40:13,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:40:13,257 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,260 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,271 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 07:40:13,272 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,272 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,279 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,280 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,285 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,287 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:40:13,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:40:13,290 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:40:13,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:40:13,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (1/1) ... [2024-12-02 07:40:13,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:40:13,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:40:13,323 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:40:13,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:40:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:40:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 07:40:13,351 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:40:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:40:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:40:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:40:13,423 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:40:13,425 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:40:27,963 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-02 07:40:27,963 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:40:27,971 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:40:27,971 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:40:27,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:40:27 BoogieIcfgContainer [2024-12-02 07:40:27,971 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:40:27,973 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:40:27,973 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:40:27,977 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:40:27,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:40:12" (1/3) ... [2024-12-02 07:40:27,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7546f736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:40:27, skipping insertion in model container [2024-12-02 07:40:27,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:40:13" (2/3) ... [2024-12-02 07:40:27,978 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7546f736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:40:27, skipping insertion in model container [2024-12-02 07:40:27,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:40:27" (3/3) ... [2024-12-02 07:40:27,979 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-43.i [2024-12-02 07:40:27,990 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:40:27,991 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-while_file-43.i that has 2 procedures, 46 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:40:28,026 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:40:28,034 INFO L333 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, 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;@2b042b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:40:28,034 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:40:28,036 INFO L276 IsEmpty]: Start isEmpty. Operand has 46 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 32 states have internal predecessors, (41), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-12-02 07:40:28,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-02 07:40:28,041 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:40:28,042 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 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] [2024-12-02 07:40:28,042 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:40:28,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:40:28,046 INFO L85 PathProgramCache]: Analyzing trace with hash 202325603, now seen corresponding path program 1 times [2024-12-02 07:40:28,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:40:28,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1482723194] [2024-12-02 07:40:28,053 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:40:28,053 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 [2024-12-02 07:40:28,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:40:28,055 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:40:28,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:40:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:40:29,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:40:29,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:40:29,177 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-12-02 07:40:29,177 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:40:29,178 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:40:29,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1482723194] [2024-12-02 07:40:29,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1482723194] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:40:29,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:40:29,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 07:40:29,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102219179] [2024-12-02 07:40:29,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:40:29,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:40:29,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:40:29,195 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:40:29,195 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:40:29,196 INFO L87 Difference]: Start difference. First operand has 46 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 32 states have internal predecessors, (41), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-12-02 07:40:29,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:40:29,211 INFO L93 Difference]: Finished difference Result 85 states and 136 transitions. [2024-12-02 07:40:29,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:40:29,212 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 82 [2024-12-02 07:40:29,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:40:29,217 INFO L225 Difference]: With dead ends: 85 [2024-12-02 07:40:29,217 INFO L226 Difference]: Without dead ends: 42 [2024-12-02 07:40:29,220 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:40:29,222 INFO L435 NwaCegarLoop]: 58 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:40:29,223 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:40:29,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2024-12-02 07:40:29,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2024-12-02 07:40:29,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 28 states have internal predecessors, (34), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-12-02 07:40:29,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 58 transitions. [2024-12-02 07:40:29,252 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 58 transitions. Word has length 82 [2024-12-02 07:40:29,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:40:29,252 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 58 transitions. [2024-12-02 07:40:29,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-12-02 07:40:29,253 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2024-12-02 07:40:29,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-02 07:40:29,255 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:40:29,255 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 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] [2024-12-02 07:40:29,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0 [2024-12-02 07:40:29,456 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:40:29,456 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:40:29,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:40:29,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1960831903, now seen corresponding path program 1 times [2024-12-02 07:40:29,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:40:29,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [695652849] [2024-12-02 07:40:29,458 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:40:29,458 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 [2024-12-02 07:40:29,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:40:29,459 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:40:29,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:40:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:40:30,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 07:40:30,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:40:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 101 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-02 07:40:31,335 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:40:32,728 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 27 proven. 6 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-12-02 07:40:32,728 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:40:32,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [695652849] [2024-12-02 07:40:32,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [695652849] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 07:40:32,729 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 07:40:32,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-12-02 07:40:32,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237926221] [2024-12-02 07:40:32,729 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 07:40:32,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 07:40:32,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:40:32,732 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 07:40:32,732 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 07:40:32,732 INFO L87 Difference]: Start difference. First operand 42 states and 58 transitions. Second operand has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 07:40:38,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:40:42,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:40:46,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:40:46,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:40:46,978 INFO L93 Difference]: Finished difference Result 89 states and 120 transitions. [2024-12-02 07:40:47,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 07:40:47,107 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 82 [2024-12-02 07:40:47,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:40:47,108 INFO L225 Difference]: With dead ends: 89 [2024-12-02 07:40:47,108 INFO L226 Difference]: Without dead ends: 50 [2024-12-02 07:40:47,109 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 156 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-12-02 07:40:47,109 INFO L435 NwaCegarLoop]: 39 mSDtfsCounter, 85 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 59 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:40:47,110 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 89 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 79 Invalid, 3 Unknown, 0 Unchecked, 13.5s Time] [2024-12-02 07:40:47,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-12-02 07:40:47,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 46. [2024-12-02 07:40:47,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 31 states have (on average 1.1290322580645162) internal successors, (35), 31 states have internal predecessors, (35), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-12-02 07:40:47,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 59 transitions. [2024-12-02 07:40:47,118 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 59 transitions. Word has length 82 [2024-12-02 07:40:47,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:40:47,118 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 59 transitions. [2024-12-02 07:40:47,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 2 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 07:40:47,119 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2024-12-02 07:40:47,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-02 07:40:47,120 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:40:47,120 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 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] [2024-12-02 07:40:47,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0 [2024-12-02 07:40:47,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:40:47,320 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:40:47,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:40:47,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1962678945, now seen corresponding path program 1 times [2024-12-02 07:40:47,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:40:47,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1077317919] [2024-12-02 07:40:47,321 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:40:47,321 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 [2024-12-02 07:40:47,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:40:47,323 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:40:47,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1841f8e-6ddd-49a5-b3e7-522bb33d9a8d/bin/uautomizer-verify-84ZbGMXZE1/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 (4)] Waiting until timeout for monitored process [2024-12-02 07:40:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:40:48,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 07:40:48,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:41:02,207 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:41:10,440 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:41:22,114 WARN L286 SmtUtils]: Spent 7.06s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:41:30,246 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:41:38,662 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:41:45,109 WARN L873 $PredicateComparison]: unable to prove that (and (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (fp.geq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_8~0 c_~var_1_12~0) (fp.eq (fp.neg (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) c_~var_1_9~0)) c_~last_1_var_1_8~0) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-12-02 07:41:53,349 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:42:00,628 WARN L286 SmtUtils]: Spent 7.28s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:42:08,857 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:42:17,105 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:42:25,343 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:42:33,584 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:42:40,013 WARN L286 SmtUtils]: Spent 6.43s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:42:48,161 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:42:56,600 WARN L286 SmtUtils]: Spent 8.44s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:43:00,665 WARN L851 $PredicateComparison]: unable to prove that (and (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_~var_1_19~0 c_~var_1_18~0) (= c_~var_1_21~0 c_~var_1_20~0) (= (fp.add c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 515.0 4.0)) c_~var_1_14~0) c_~var_1_13~0) (fp.geq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_8~0 c_~var_1_12~0) (fp.eq (fp.neg (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) c_~var_1_9~0)) c_~last_1_var_1_8~0) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-12-02 07:43:04,796 WARN L873 $PredicateComparison]: unable to prove that (and (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_~var_1_19~0 c_~var_1_18~0) (= c_~var_1_21~0 c_~var_1_20~0) (= (fp.add c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 515.0 4.0)) c_~var_1_14~0) c_~var_1_13~0) (fp.geq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_8~0 c_~var_1_12~0) (fp.eq (fp.neg (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) c_~var_1_9~0)) c_~last_1_var_1_8~0) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-12-02 07:43:13,077 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:43:21,342 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:43:29,590 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:43:37,853 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:43:50,356 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:44:02,868 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:44:11,123 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:44:19,381 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:44:27,627 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:44:35,890 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:44:44,044 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:44:52,517 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:44:56,589 WARN L851 $PredicateComparison]: unable to prove that (and (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_~var_1_19~0 c_~var_1_18~0) (= c_~var_1_21~0 c_~var_1_20~0) (= (fp.add c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 515.0 4.0)) c_~var_1_14~0) c_~var_1_13~0) (fp.geq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_8~0 c_~var_1_12~0) (fp.eq (fp.neg (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) c_~var_1_9~0)) c_~last_1_var_1_8~0) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (let ((.cse0 (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0))) (or (fp.eq c_~var_1_13~0 .cse0) (fp.gt c_~var_1_13~0 .cse0))) (= c_~var_1_1~0 ((_ zero_extend 8) c_~var_1_20~0)) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-12-02 07:45:00,715 WARN L873 $PredicateComparison]: unable to prove that (and (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_~var_1_19~0 c_~var_1_18~0) (= c_~var_1_21~0 c_~var_1_20~0) (= (fp.add c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 515.0 4.0)) c_~var_1_14~0) c_~var_1_13~0) (fp.geq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (= c_~var_1_8~0 c_~var_1_12~0) (fp.eq (fp.neg (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) c_~var_1_9~0)) c_~last_1_var_1_8~0) (fp.leq c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (let ((.cse0 (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0))) (or (fp.eq c_~var_1_13~0 .cse0) (fp.gt c_~var_1_13~0 .cse0))) (= c_~var_1_1~0 ((_ zero_extend 8) c_~var_1_20~0)) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-12-02 07:45:08,990 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:45:17,241 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:45:25,489 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:45:33,181 WARN L286 SmtUtils]: Spent 7.69s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:45:41,431 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:45:49,659 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:45:57,911 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:46:06,159 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:46:14,407 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:46:22,644 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:46:30,799 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:46:39,224 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:46:53,075 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:47:18,781 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:47:33,899 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:47:59,713 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:48:14,750 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:48:23,062 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:48:48,705 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:49:03,772 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:49:29,250 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:49:44,348 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:49:54,391 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:50:10,965 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:50:19,208 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:50:35,481 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:50:43,703 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:50:53,172 WARN L286 SmtUtils]: Spent 5.40s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:51:01,397 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:51:05,572 WARN L851 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_property_#res#1| (_ bv1 32)) (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 515.0 4.0)))) (or (exists ((~var_1_5~0 (_ FloatingPoint 8 24)) (~last_1_var_1_8~0 (_ FloatingPoint 11 53)) (~var_1_9~0 (_ FloatingPoint 11 53))) (and (fp.eq (fp.neg (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_5~0) ~var_1_9~0)) ~last_1_var_1_8~0) (exists ((~var_1_4~0 (_ FloatingPoint 8 24)) (~var_1_14~0 (_ FloatingPoint 8 24))) (fp.eq (fp.add roundNearestTiesToEven .cse0 ~var_1_14~0) (fp.sub roundNearestTiesToEven ~var_1_4~0 ~var_1_5~0))))) (exists ((~var_1_5~0 (_ FloatingPoint 8 24)) (~last_1_var_1_8~0 (_ FloatingPoint 11 53)) (~var_1_9~0 (_ FloatingPoint 11 53))) (and (fp.eq (fp.neg (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_5~0) ~var_1_9~0)) ~last_1_var_1_8~0) (exists ((~var_1_4~0 (_ FloatingPoint 8 24)) (~var_1_14~0 (_ FloatingPoint 8 24))) (fp.gt (fp.add roundNearestTiesToEven .cse0 ~var_1_14~0) (fp.sub roundNearestTiesToEven ~var_1_4~0 ~var_1_5~0)))))))) is different from false [2024-12-02 07:51:17,817 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:51:26,077 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:51:38,275 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:51:46,523 WARN L286 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:51:50,679 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 515.0 4.0)))) (or (exists ((~var_1_5~0 (_ FloatingPoint 8 24)) (~last_1_var_1_8~0 (_ FloatingPoint 11 53)) (~var_1_9~0 (_ FloatingPoint 11 53))) (and (fp.eq (fp.neg (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_5~0) ~var_1_9~0)) ~last_1_var_1_8~0) (exists ((~var_1_4~0 (_ FloatingPoint 8 24)) (~var_1_14~0 (_ FloatingPoint 8 24))) (fp.eq (fp.add roundNearestTiesToEven .cse0 ~var_1_14~0) (fp.sub roundNearestTiesToEven ~var_1_4~0 ~var_1_5~0))))) (exists ((~var_1_5~0 (_ FloatingPoint 8 24)) (~last_1_var_1_8~0 (_ FloatingPoint 11 53)) (~var_1_9~0 (_ FloatingPoint 11 53))) (and (fp.eq (fp.neg (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven ~var_1_5~0) ~var_1_9~0)) ~last_1_var_1_8~0) (exists ((~var_1_4~0 (_ FloatingPoint 8 24)) (~var_1_14~0 (_ FloatingPoint 8 24))) (fp.gt (fp.add roundNearestTiesToEven .cse0 ~var_1_14~0) (fp.sub roundNearestTiesToEven ~var_1_4~0 ~var_1_5~0))))))) (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv1 32))) is different from false [2024-12-02 07:51:50,696 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 170 proven. 18 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-12-02 07:51:50,696 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:52:02,853 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:52:11,275 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:52:19,716 WARN L286 SmtUtils]: Spent 8.44s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:52:28,164 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:52:36,632 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:52:45,063 WARN L286 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:52:53,918 WARN L286 SmtUtils]: Spent 8.44s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:53:02,329 WARN L286 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:53:10,745 WARN L286 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:53:19,931 WARN L286 SmtUtils]: Spent 8.40s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:53:28,353 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:53:36,779 WARN L286 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:53:45,191 WARN L286 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:53:53,607 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:54:02,042 WARN L286 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:54:10,880 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:54:19,313 WARN L286 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:54:27,788 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:54:36,219 WARN L286 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:54:44,628 WARN L286 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:54:53,707 WARN L286 SmtUtils]: Spent 8.69s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:55:02,147 WARN L286 SmtUtils]: Spent 8.44s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:55:10,574 WARN L286 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 07:55:18,983 WARN L286 SmtUtils]: Spent 8.41s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)