./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-48.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_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 9437d1cfddee7218df8fa3dfbeae56bca9eead9fe5750ca345ccb47639179368 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:49:05,097 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:49:05,154 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 10:49:05,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:49:05,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:49:05,179 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:49:05,180 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:49:05,180 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:49:05,180 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:49:05,180 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:49:05,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:49:05,180 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:49:05,181 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:49:05,181 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:49:05,181 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:49:05,181 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:49:05,181 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:49:05,181 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:49:05,181 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 10:49:05,181 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:49:05,181 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:49:05,181 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:49:05,181 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:49:05,181 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:49:05,182 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:49:05,182 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:49:05,182 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:49:05,182 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:49:05,182 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:49:05,182 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:49:05,182 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:49:05,182 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:49:05,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:49:05,182 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:49:05,182 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:49:05,182 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:49:05,182 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:49:05,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:49:05,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:49:05,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:49:05,183 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:49:05,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:49:05,183 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 10:49:05,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 10:49:05,183 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:49:05,183 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:49:05,183 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:49:05,183 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:49:05,183 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_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 -> 9437d1cfddee7218df8fa3dfbeae56bca9eead9fe5750ca345ccb47639179368 [2024-12-02 10:49:05,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:49:05,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:49:05,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:49:05,440 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:49:05,440 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:49:05,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-48.i [2024-12-02 10:49:08,103 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/data/ec4939be0/ab70d69ab0814dcdb0c1c6b4b2f27a3d/FLAG9a56b872e [2024-12-02 10:49:08,298 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:49:08,298 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-48.i [2024-12-02 10:49:08,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/data/ec4939be0/ab70d69ab0814dcdb0c1c6b4b2f27a3d/FLAG9a56b872e [2024-12-02 10:49:08,665 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/data/ec4939be0/ab70d69ab0814dcdb0c1c6b4b2f27a3d [2024-12-02 10:49:08,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:49:08,668 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:49:08,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:49:08,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:49:08,672 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:49:08,673 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:08,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56dda38e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08, skipping insertion in model container [2024-12-02 10:49:08,673 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:08,688 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:49:08,809 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_59860c91-d9ac-4a1b-a210-252983cbb4e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-48.i[915,928] [2024-12-02 10:49:08,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:49:08,871 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:49:08,880 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_59860c91-d9ac-4a1b-a210-252983cbb4e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-48.i[915,928] [2024-12-02 10:49:08,905 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:49:08,919 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:49:08,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08 WrapperNode [2024-12-02 10:49:08,920 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:49:08,920 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:49:08,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:49:08,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:49:08,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:08,935 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:08,961 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147 [2024-12-02 10:49:08,962 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:49:08,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:49:08,962 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:49:08,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:49:08,971 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:08,971 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:08,974 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:08,988 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 10:49:08,988 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:08,989 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:08,995 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:08,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:08,999 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:09,001 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:09,003 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:09,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:49:09,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:49:09,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:49:09,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:49:09,008 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (1/1) ... [2024-12-02 10:49:09,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:49:09,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:49:09,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:49:09,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:49:09,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:49:09,068 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:49:09,068 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:49:09,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 10:49:09,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:49:09,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:49:09,139 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:49:09,141 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:49:09,405 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-02 10:49:09,405 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:49:09,416 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:49:09,416 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-02 10:49:09,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:49:09 BoogieIcfgContainer [2024-12-02 10:49:09,416 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:49:09,418 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:49:09,418 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:49:09,422 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:49:09,422 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:49:08" (1/3) ... [2024-12-02 10:49:09,423 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3097a61a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:49:09, skipping insertion in model container [2024-12-02 10:49:09,423 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:08" (2/3) ... [2024-12-02 10:49:09,423 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3097a61a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:49:09, skipping insertion in model container [2024-12-02 10:49:09,423 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:49:09" (3/3) ... [2024-12-02 10:49:09,424 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-48.i [2024-12-02 10:49:09,436 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:49:09,438 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-48.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 10:49:09,484 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:49:09,494 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;@424b9599, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:49:09,495 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:49:09,498 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 43 states have (on average 1.3953488372093024) internal successors, (60), 44 states have internal predecessors, (60), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 10:49:09,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 10:49:09,507 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:49:09,507 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:49:09,508 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:49:09,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:49:09,513 INFO L85 PathProgramCache]: Analyzing trace with hash 237572146, now seen corresponding path program 1 times [2024-12-02 10:49:09,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:49:09,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20684747] [2024-12-02 10:49:09,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:49:09,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:49:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:49:09,776 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-12-02 10:49:09,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:49:09,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20684747] [2024-12-02 10:49:09,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20684747] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 10:49:09,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2112783393] [2024-12-02 10:49:09,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:49:09,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 10:49:09,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:49:09,780 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 10:49:09,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 10:49:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:49:09,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:49:09,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:49:09,958 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-12-02 10:49:09,958 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:49:09,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2112783393] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:49:09,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 10:49:09,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 10:49:09,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434613826] [2024-12-02 10:49:09,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:49:09,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:49:09,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:49:09,981 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:49:09,981 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:49:09,983 INFO L87 Difference]: Start difference. First operand has 66 states, 43 states have (on average 1.3953488372093024) internal successors, (60), 44 states have internal predecessors, (60), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 10:49:10,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:49:10,002 INFO L93 Difference]: Finished difference Result 128 states and 215 transitions. [2024-12-02 10:49:10,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:49:10,004 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 130 [2024-12-02 10:49:10,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:49:10,009 INFO L225 Difference]: With dead ends: 128 [2024-12-02 10:49:10,009 INFO L226 Difference]: Without dead ends: 61 [2024-12-02 10:49:10,012 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 131 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 10:49:10,014 INFO L435 NwaCegarLoop]: 94 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, 94 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 10:49:10,015 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:49:10,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-12-02 10:49:10,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-12-02 10:49:10,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 10:49:10,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 90 transitions. [2024-12-02 10:49:10,050 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 90 transitions. Word has length 130 [2024-12-02 10:49:10,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:49:10,050 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 90 transitions. [2024-12-02 10:49:10,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 10:49:10,051 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2024-12-02 10:49:10,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 10:49:10,053 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:49:10,053 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:49:10,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 10:49:10,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 10:49:10,254 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:49:10,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:49:10,255 INFO L85 PathProgramCache]: Analyzing trace with hash 658512698, now seen corresponding path program 1 times [2024-12-02 10:49:10,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:49:10,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153212581] [2024-12-02 10:49:10,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:49:10,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:49:10,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:49:10,433 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 10:49:10,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:49:10,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153212581] [2024-12-02 10:49:10,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153212581] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:49:10,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:49:10,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:49:10,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246755713] [2024-12-02 10:49:10,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:49:10,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:49:10,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:49:10,435 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:49:10,435 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:49:10,435 INFO L87 Difference]: Start difference. First operand 61 states and 90 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 10:49:10,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:49:10,473 INFO L93 Difference]: Finished difference Result 138 states and 204 transitions. [2024-12-02 10:49:10,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:49:10,474 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 130 [2024-12-02 10:49:10,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:49:10,476 INFO L225 Difference]: With dead ends: 138 [2024-12-02 10:49:10,476 INFO L226 Difference]: Without dead ends: 80 [2024-12-02 10:49:10,477 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:49:10,477 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 19 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:49:10,478 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 170 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:49:10,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-12-02 10:49:10,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 68. [2024-12-02 10:49:10,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 46 states have internal predecessors, (60), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 10:49:10,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 100 transitions. [2024-12-02 10:49:10,486 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 100 transitions. Word has length 130 [2024-12-02 10:49:10,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:49:10,487 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 100 transitions. [2024-12-02 10:49:10,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 10:49:10,487 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-02 10:49:10,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 10:49:10,489 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:49:10,489 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:49:10,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 10:49:10,490 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:49:10,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:49:10,490 INFO L85 PathProgramCache]: Analyzing trace with hash 715771000, now seen corresponding path program 1 times [2024-12-02 10:49:10,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:49:10,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352367330] [2024-12-02 10:49:10,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:49:10,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:49:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:49:10,673 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 10:49:10,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 10:49:10,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352367330] [2024-12-02 10:49:10,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352367330] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:49:10,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:49:10,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:49:10,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566455490] [2024-12-02 10:49:10,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:49:10,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:49:10,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 10:49:10,675 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:49:10,675 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:49:10,675 INFO L87 Difference]: Start difference. First operand 68 states and 100 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 10:49:10,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:49:10,709 INFO L93 Difference]: Finished difference Result 198 states and 294 transitions. [2024-12-02 10:49:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:49:10,710 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 130 [2024-12-02 10:49:10,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:49:10,712 INFO L225 Difference]: With dead ends: 198 [2024-12-02 10:49:10,712 INFO L226 Difference]: Without dead ends: 133 [2024-12-02 10:49:10,712 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:49:10,713 INFO L435 NwaCegarLoop]: 87 mSDtfsCounter, 42 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 10:49:10,713 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 168 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:49:10,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2024-12-02 10:49:10,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 131. [2024-12-02 10:49:10,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 88 states have (on average 1.2954545454545454) internal successors, (114), 88 states have internal predecessors, (114), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 10:49:10,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 194 transitions. [2024-12-02 10:49:10,734 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 194 transitions. Word has length 130 [2024-12-02 10:49:10,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:49:10,735 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 194 transitions. [2024-12-02 10:49:10,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 10:49:10,735 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 194 transitions. [2024-12-02 10:49:10,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:49:10,737 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:49:10,737 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:49:10,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 10:49:10,737 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:49:10,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:49:10,738 INFO L85 PathProgramCache]: Analyzing trace with hash 769413382, now seen corresponding path program 1 times [2024-12-02 10:49:10,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 10:49:10,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791336745] [2024-12-02 10:49:10,738 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:49:10,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 10:49:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:49:10,830 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 10:49:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 10:49:10,935 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 10:49:10,936 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 10:49:10,936 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 10:49:10,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 10:49:10,941 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-12-02 10:49:11,003 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 10:49:11,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 10:49:11 BoogieIcfgContainer [2024-12-02 10:49:11,007 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 10:49:11,007 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 10:49:11,007 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 10:49:11,008 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 10:49:11,008 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:49:09" (3/4) ... [2024-12-02 10:49:11,010 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 10:49:11,011 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 10:49:11,012 INFO L158 Benchmark]: Toolchain (without parser) took 2343.61ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 57.9MB in the end (delta: 58.9MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2024-12-02 10:49:11,012 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:49:11,012 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.14ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 102.2MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 10:49:11,013 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.40ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 99.2MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:49:11,013 INFO L158 Benchmark]: Boogie Preprocessor took 43.61ms. Allocated memory is still 142.6MB. Free memory was 99.2MB in the beginning and 94.8MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 10:49:11,013 INFO L158 Benchmark]: RCFGBuilder took 410.06ms. Allocated memory is still 142.6MB. Free memory was 94.8MB in the beginning and 74.9MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 10:49:11,013 INFO L158 Benchmark]: TraceAbstraction took 1588.57ms. Allocated memory is still 142.6MB. Free memory was 74.3MB in the beginning and 58.8MB in the end (delta: 15.5MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2024-12-02 10:49:11,014 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 142.6MB. Free memory was 58.8MB in the beginning and 57.9MB in the end (delta: 901.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 10:49:11,015 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.14ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 102.2MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.40ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 99.2MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.61ms. Allocated memory is still 142.6MB. Free memory was 99.2MB in the beginning and 94.8MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 410.06ms. Allocated memory is still 142.6MB. Free memory was 94.8MB in the beginning and 74.9MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1588.57ms. Allocated memory is still 142.6MB. Free memory was 74.3MB in the beginning and 58.8MB in the end (delta: 15.5MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 142.6MB. Free memory was 58.8MB in the beginning and 57.9MB in the end (delta: 901.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of someBinaryDOUBLEComparisonOperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 105, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 137. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 10; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 0.0; [L25] double var_1_4 = 128.2; [L26] double var_1_5 = 50.1; [L27] double var_1_6 = 64.5; [L28] unsigned short int var_1_7 = 1; [L29] unsigned char var_1_8 = 5; [L30] double var_1_9 = 15.35; [L31] unsigned char var_1_10 = 10; [L32] unsigned char var_1_11 = 2; [L33] signed long int var_1_12 = 32; [L34] signed long int var_1_13 = 256; [L35] signed char var_1_14 = 1; [L36] unsigned char var_1_15 = 128; [L37] unsigned char var_1_16 = 0; [L38] signed char var_1_17 = -64; [L39] unsigned short int var_1_18 = 64; [L40] unsigned char last_1_var_1_8 = 5; [L41] unsigned short int last_1_var_1_18 = 64; VAL [isInitial=0, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=1, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L141] isInitial = 1 [L142] FCALL initially() [L143] int k_loop; [L144] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=1, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L144] COND TRUE k_loop < 1 VAL [isInitial=1, k_loop=0, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=1, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L145] CALL updateLastVariables() [L133] last_1_var_1_8 = var_1_8 [L134] last_1_var_1_18 = var_1_18 VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=1, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L145] RET updateLastVariables() [L146] CALL updateVariables() [L99] var_1_2 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L100] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L101] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L101] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L102] var_1_3 = __VERIFIER_nondet_double() [L103] CALL assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L103] RET assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L104] var_1_4 = __VERIFIER_nondet_double() [L105] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L105] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L106] var_1_5 = __VERIFIER_nondet_double() [L107] 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_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L107] 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_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L108] var_1_6 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=1, var_1_8=5, var_1_9=307/20] [L109] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=1, var_1_8=5, var_1_9=307/20] [L110] var_1_7 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_8=5, var_1_9=307/20] [L111] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_8=5, var_1_9=307/20] [L112] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5, var_1_9=307/20] [L112] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5, var_1_9=307/20] [L113] var_1_9 = __VERIFIER_nondet_double() [L114] 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_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L114] 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_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L115] CALL assume_abort_if_not(var_1_9 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L115] RET assume_abort_if_not(var_1_9 != 0.0F) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L116] var_1_10 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L117] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L118] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L118] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L119] var_1_11 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L120] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L121] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L121] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L122] var_1_15 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_15 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L123] RET assume_abort_if_not(var_1_15 >= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L124] CALL assume_abort_if_not(var_1_15 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L124] RET assume_abort_if_not(var_1_15 <= 255) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L125] var_1_16 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L126] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L127] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L127] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L128] var_1_17 = __VERIFIER_nondet_char() [L129] CALL assume_abort_if_not(var_1_17 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L129] RET assume_abort_if_not(var_1_17 >= -126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L130] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L130] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=10, var_1_2=0, var_1_7=0, var_1_8=5] [L146] RET updateVariables() [L147] CALL step() [L45] COND FALSE !(\read(var_1_2)) [L52] var_1_1 = 1 VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=5] [L54] unsigned short int stepLocal_0 = var_1_1; VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=1, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=5] [L55] COND TRUE var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9)))) [L56] var_1_8 = ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=1, var_1_10=254, var_1_11=253, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=254] [L64] COND FALSE !(\read(var_1_2)) [L73] var_1_12 = last_1_var_1_18 VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=1, var_1_10=254, var_1_11=253, var_1_12=64, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=254] [L75] signed long int stepLocal_1 = ((((var_1_15 - var_1_16)) > (var_1_12)) ? ((var_1_15 - var_1_16)) : (var_1_12)); VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=1, stepLocal_1=65, var_1_10=254, var_1_11=253, var_1_12=64, var_1_13=256, var_1_14=1, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=254] [L76] COND FALSE !(var_1_10 == stepLocal_1) [L79] var_1_14 = var_1_17 VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=1, var_1_10=254, var_1_11=253, var_1_12=64, var_1_13=256, var_1_14=64, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=254] [L81] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=1, var_1_10=254, var_1_11=253, var_1_12=64, var_1_13=256, var_1_14=64, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=254] [L84] COND FALSE !(var_1_8 == var_1_13) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=1, var_1_10=254, var_1_11=253, var_1_12=64, var_1_13=256, var_1_14=64, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=64, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=254] [L87] COND FALSE !(last_1_var_1_18 != var_1_16) [L94] var_1_18 = var_1_10 VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, stepLocal_0=1, var_1_10=254, var_1_11=253, var_1_12=64, var_1_13=256, var_1_14=64, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=254, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=254] [L147] RET step() [L148] CALL, EXPR property() [L137-L138] return (((((var_1_2 ? ((((var_1_3 - var_1_4) - var_1_5) == (15.75 - var_1_6)) ? (var_1_1 == ((unsigned short int) (5 + last_1_var_1_8))) : (var_1_1 == ((unsigned short int) last_1_var_1_8))) : (var_1_1 == ((unsigned short int) 1))) && ((var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9))))) ? (var_1_8 == ((unsigned char) ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) : ((var_1_1 <= var_1_7) ? (var_1_8 == ((unsigned char) var_1_10)) : (var_1_8 == ((unsigned char) var_1_11))))) && (var_1_2 ? ((-128 > var_1_10) ? ((var_1_3 >= (2.75 / var_1_9)) ? (var_1_12 == ((signed long int) (var_1_11 + (last_1_var_1_18 + var_1_10)))) : (var_1_12 == ((signed long int) last_1_var_1_18))) : 1) : (var_1_12 == ((signed long int) last_1_var_1_18)))) && (var_1_2 ? (var_1_13 == ((signed long int) var_1_11)) : 1)) && ((var_1_10 == (((((var_1_15 - var_1_16)) > (var_1_12)) ? ((var_1_15 - var_1_16)) : (var_1_12)))) ? (var_1_14 == ((signed char) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : (var_1_14 == ((signed char) var_1_17)))) && ((var_1_8 == var_1_13) ? (var_1_18 == ((unsigned short int) (var_1_10 + ((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))))) : ((last_1_var_1_18 != var_1_16) ? ((-256 >= var_1_13) ? (var_1_18 == ((unsigned short int) var_1_16)) : (var_1_18 == ((unsigned short int) var_1_15))) : (var_1_18 == ((unsigned short int) var_1_10)))) ; VAL [\result=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=64, var_1_13=256, var_1_14=64, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=254, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=254] [L148] RET, EXPR property() [L148] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=64, var_1_13=256, var_1_14=64, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=254, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=254] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=253, var_1_12=64, var_1_13=256, var_1_14=64, var_1_15=129, var_1_16=64, var_1_17=64, var_1_18=254, var_1_1=1, var_1_2=0, var_1_7=0, var_1_8=254] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 4, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 61 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 61 mSDsluCounter, 432 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 161 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 271 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=131occurred in iteration=3, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 651 NumberOfCodeBlocks, 651 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 516 ConstructedInterpolants, 0 QuantifiedInterpolants, 630 SizeOfPredicates, 0 NumberOfNonLiveVariables, 304 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 3002/3040 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 10:49:11,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 9437d1cfddee7218df8fa3dfbeae56bca9eead9fe5750ca345ccb47639179368 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 10:49:13,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 10:49:13,094 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 10:49:13,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 10:49:13,100 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 10:49:13,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 10:49:13,122 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 10:49:13,122 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 10:49:13,122 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 10:49:13,122 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 10:49:13,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 10:49:13,123 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 10:49:13,123 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 10:49:13,123 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 10:49:13,123 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 10:49:13,123 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 10:49:13,123 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 10:49:13,123 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 10:49:13,123 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 10:49:13,124 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:49:13,124 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:49:13,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:49:13,125 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 10:49:13,125 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 10:49:13,125 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 10:49:13,125 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 10:49:13,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:49:13,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 10:49:13,125 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 10:49:13,125 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 10:49:13,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 10:49:13,126 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 10:49:13,126 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 10:49:13,126 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 10:49:13,126 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 10:49:13,126 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 10:49:13,126 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 10:49:13,126 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_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 -> 9437d1cfddee7218df8fa3dfbeae56bca9eead9fe5750ca345ccb47639179368 [2024-12-02 10:49:13,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 10:49:13,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 10:49:13,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 10:49:13,357 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 10:49:13,357 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 10:49:13,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-48.i [2024-12-02 10:49:16,031 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/data/839dde37b/89badecd6b8242c78cd21783fdab8108/FLAG0b1765ed4 [2024-12-02 10:49:16,235 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 10:49:16,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-48.i [2024-12-02 10:49:16,244 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/data/839dde37b/89badecd6b8242c78cd21783fdab8108/FLAG0b1765ed4 [2024-12-02 10:49:16,258 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/data/839dde37b/89badecd6b8242c78cd21783fdab8108 [2024-12-02 10:49:16,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 10:49:16,261 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 10:49:16,262 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 10:49:16,262 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 10:49:16,266 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 10:49:16,267 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,268 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b0ee136 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16, skipping insertion in model container [2024-12-02 10:49:16,268 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,285 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 10:49:16,408 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_59860c91-d9ac-4a1b-a210-252983cbb4e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-48.i[915,928] [2024-12-02 10:49:16,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:49:16,474 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 10:49:16,481 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_59860c91-d9ac-4a1b-a210-252983cbb4e9/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-48.i[915,928] [2024-12-02 10:49:16,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 10:49:16,520 INFO L204 MainTranslator]: Completed translation [2024-12-02 10:49:16,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16 WrapperNode [2024-12-02 10:49:16,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 10:49:16,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 10:49:16,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 10:49:16,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 10:49:16,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,540 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,563 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 146 [2024-12-02 10:49:16,563 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 10:49:16,564 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 10:49:16,564 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 10:49:16,564 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 10:49:16,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,577 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,589 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 10:49:16,590 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,590 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,598 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,600 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,603 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,607 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,610 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 10:49:16,611 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 10:49:16,611 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 10:49:16,611 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 10:49:16,612 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (1/1) ... [2024-12-02 10:49:16,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 10:49:16,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 10:49:16,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 10:49:16,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 10:49:16,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 10:49:16,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 10:49:16,670 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 10:49:16,670 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 10:49:16,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 10:49:16,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 10:49:16,741 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 10:49:16,743 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 10:49:39,991 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-02 10:49:39,991 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 10:49:40,002 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 10:49:40,002 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-02 10:49:40,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:49:40 BoogieIcfgContainer [2024-12-02 10:49:40,003 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 10:49:40,005 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 10:49:40,005 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 10:49:40,009 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 10:49:40,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:49:16" (1/3) ... [2024-12-02 10:49:40,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f5d32ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:49:40, skipping insertion in model container [2024-12-02 10:49:40,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:49:16" (2/3) ... [2024-12-02 10:49:40,010 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f5d32ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:49:40, skipping insertion in model container [2024-12-02 10:49:40,010 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:49:40" (3/3) ... [2024-12-02 10:49:40,011 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-48.i [2024-12-02 10:49:40,022 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 10:49:40,024 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-48.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 10:49:40,068 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 10:49:40,078 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;@3a6f7a1d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 10:49:40,078 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 10:49:40,081 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 43 states have (on average 1.3953488372093024) internal successors, (60), 44 states have internal predecessors, (60), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 10:49:40,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 10:49:40,090 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:49:40,091 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:49:40,091 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:49:40,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:49:40,095 INFO L85 PathProgramCache]: Analyzing trace with hash 237572146, now seen corresponding path program 1 times [2024-12-02 10:49:40,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:49:40,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1427962450] [2024-12-02 10:49:40,104 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:49:40,105 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 10:49:40,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:49:40,107 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 10:49:40,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 10:49:41,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:49:41,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 10:49:41,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:49:41,807 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2024-12-02 10:49:41,807 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:49:41,807 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:49:41,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1427962450] [2024-12-02 10:49:41,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1427962450] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:49:41,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:49:41,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 10:49:41,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335034885] [2024-12-02 10:49:41,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:49:41,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 10:49:41,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:49:41,833 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 10:49:41,834 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 10:49:41,835 INFO L87 Difference]: Start difference. First operand has 66 states, 43 states have (on average 1.3953488372093024) internal successors, (60), 44 states have internal predecessors, (60), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 10:49:41,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:49:41,859 INFO L93 Difference]: Finished difference Result 128 states and 215 transitions. [2024-12-02 10:49:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 10:49:41,861 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 130 [2024-12-02 10:49:41,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:49:41,867 INFO L225 Difference]: With dead ends: 128 [2024-12-02 10:49:41,867 INFO L226 Difference]: Without dead ends: 61 [2024-12-02 10:49:41,870 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 129 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 10:49:41,872 INFO L435 NwaCegarLoop]: 94 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, 94 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 10:49:41,873 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 10:49:41,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-12-02 10:49:41,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-12-02 10:49:41,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 10:49:41,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 90 transitions. [2024-12-02 10:49:41,908 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 90 transitions. Word has length 130 [2024-12-02 10:49:41,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:49:41,909 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 90 transitions. [2024-12-02 10:49:41,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 10:49:41,909 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2024-12-02 10:49:41,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 10:49:41,912 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:49:41,912 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:49:41,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 10:49:42,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 10:49:42,113 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:49:42,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:49:42,113 INFO L85 PathProgramCache]: Analyzing trace with hash 658512698, now seen corresponding path program 1 times [2024-12-02 10:49:42,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:49:42,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [873751884] [2024-12-02 10:49:42,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:49:42,114 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 10:49:42,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:49:42,116 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 10:49:42,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 10:49:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:49:43,769 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 10:49:43,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:49:43,924 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 10:49:43,924 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:49:43,924 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:49:43,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [873751884] [2024-12-02 10:49:43,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [873751884] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:49:43,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:49:43,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 10:49:43,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664776389] [2024-12-02 10:49:43,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:49:43,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:49:43,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:49:43,927 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:49:43,927 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:49:43,927 INFO L87 Difference]: Start difference. First operand 61 states and 90 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 10:49:48,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 10:49:52,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 10:49:52,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:49:52,590 INFO L93 Difference]: Finished difference Result 138 states and 204 transitions. [2024-12-02 10:49:52,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:49:52,591 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 130 [2024-12-02 10:49:52,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:49:52,592 INFO L225 Difference]: With dead ends: 138 [2024-12-02 10:49:52,592 INFO L226 Difference]: Without dead ends: 80 [2024-12-02 10:49:52,593 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:49:52,594 INFO L435 NwaCegarLoop]: 91 mSDtfsCounter, 21 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:49:52,594 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 170 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2024-12-02 10:49:52,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-12-02 10:49:52,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 68. [2024-12-02 10:49:52,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 46 states have internal predecessors, (60), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 10:49:52,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 100 transitions. [2024-12-02 10:49:52,604 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 100 transitions. Word has length 130 [2024-12-02 10:49:52,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:49:52,605 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 100 transitions. [2024-12-02 10:49:52,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 10:49:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-02 10:49:52,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-02 10:49:52,607 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:49:52,607 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:49:52,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 10:49:52,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 10:49:52,807 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:49:52,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:49:52,808 INFO L85 PathProgramCache]: Analyzing trace with hash 715771000, now seen corresponding path program 1 times [2024-12-02 10:49:52,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:49:52,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [768702708] [2024-12-02 10:49:52,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:49:52,809 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 10:49:52,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:49:52,810 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 10:49:52,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 10:49:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:49:54,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 10:49:54,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:49:57,330 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 10:49:57,330 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 10:49:57,330 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 10:49:57,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [768702708] [2024-12-02 10:49:57,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [768702708] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 10:49:57,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 10:49:57,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 10:49:57,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382157980] [2024-12-02 10:49:57,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 10:49:57,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 10:49:57,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 10:49:57,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 10:49:57,332 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:49:57,333 INFO L87 Difference]: Start difference. First operand 68 states and 100 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 10:50:01,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 10:50:05,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 10:50:05,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 10:50:05,906 INFO L93 Difference]: Finished difference Result 198 states and 294 transitions. [2024-12-02 10:50:05,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 10:50:05,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 130 [2024-12-02 10:50:05,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 10:50:05,908 INFO L225 Difference]: With dead ends: 198 [2024-12-02 10:50:05,908 INFO L226 Difference]: Without dead ends: 133 [2024-12-02 10:50:05,909 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 10:50:05,910 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 19 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-12-02 10:50:05,910 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 169 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2024-12-02 10:50:05,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2024-12-02 10:50:05,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 131. [2024-12-02 10:50:05,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 88 states have (on average 1.2954545454545454) internal successors, (114), 88 states have internal predecessors, (114), 40 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 10:50:05,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 194 transitions. [2024-12-02 10:50:05,924 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 194 transitions. Word has length 130 [2024-12-02 10:50:05,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 10:50:05,924 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 194 transitions. [2024-12-02 10:50:05,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 10:50:05,924 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 194 transitions. [2024-12-02 10:50:05,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 10:50:05,925 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 10:50:05,926 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 10:50:05,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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)] Ended with exit code 0 [2024-12-02 10:50:06,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 10:50:06,126 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 10:50:06,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 10:50:06,127 INFO L85 PathProgramCache]: Analyzing trace with hash 769413382, now seen corresponding path program 1 times [2024-12-02 10:50:06,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 10:50:06,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [675189898] [2024-12-02 10:50:06,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 10:50:06,128 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 10:50:06,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 10:50:06,129 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 10:50:06,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59860c91-d9ac-4a1b-a210-252983cbb4e9/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 (5)] Waiting until timeout for monitored process [2024-12-02 10:50:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 10:50:07,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-02 10:50:07,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 10:50:19,889 WARN L286 SmtUtils]: Spent 8.55s 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 10:50:28,014 WARN L286 SmtUtils]: Spent 8.12s 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 10:50:36,420 WARN L286 SmtUtils]: Spent 8.40s 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 10:50:44,540 WARN L286 SmtUtils]: Spent 8.12s 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 10:50:57,402 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 10:51:06,295 WARN L286 SmtUtils]: Spent 8.46s 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 10:51:14,725 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 10:51:18,831 WARN L851 $PredicateComparison]: unable to prove that (and (= ((_ extract 7 0) ((_ zero_extend 24) c_~var_1_10~0)) c_~var_1_8~0) (= (_ bv256 32) c_~var_1_13~0) (let ((.cse0 (fp.gt c_~var_1_3~0 c_~var_1_9~0))) (or (and (not .cse0) (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_9~0))) (and (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_3~0)) .cse0))) (= c_~var_1_1~0 (_ bv1 16))) is different from false [2024-12-02 10:51:22,958 WARN L873 $PredicateComparison]: unable to prove that (and (= ((_ extract 7 0) ((_ zero_extend 24) c_~var_1_10~0)) c_~var_1_8~0) (= (_ bv256 32) c_~var_1_13~0) (let ((.cse0 (fp.gt c_~var_1_3~0 c_~var_1_9~0))) (or (and (not .cse0) (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_9~0))) (and (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_3~0)) .cse0))) (= c_~var_1_1~0 (_ bv1 16))) is different from true [2024-12-02 10:51:31,467 WARN L286 SmtUtils]: Spent 8.49s 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 10:51:39,899 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 10:51:46,796 WARN L286 SmtUtils]: Spent 6.90s 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 10:51:55,253 WARN L286 SmtUtils]: Spent 8.46s 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 10:52:01,413 WARN L286 SmtUtils]: Spent 6.16s 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 10:52:09,835 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 10:52:18,255 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 10:52:26,697 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 10:52:32,630 WARN L286 SmtUtils]: Spent 5.93s 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 10:52:40,412 WARN L873 $PredicateComparison]: unable to prove that (and (= ((_ extract 7 0) ((_ zero_extend 24) c_~var_1_10~0)) c_~var_1_8~0) (= (_ bv256 32) c_~var_1_13~0) (let ((.cse0 (fp.gt c_~var_1_3~0 c_~var_1_9~0))) (or (and (not .cse0) (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_9~0))) (and (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_3~0)) .cse0))) (= ((_ zero_extend 16) c_~last_1_var_1_18~0) c_~var_1_12~0) (= c_~var_1_1~0 (_ bv1 16)) (= (_ bv0 8) c_~var_1_2~0)) is different from true [2024-12-02 10:52:48,878 WARN L286 SmtUtils]: Spent 8.44s 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 10:52:57,324 WARN L286 SmtUtils]: Spent 8.44s 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 10:53:04,913 WARN L286 SmtUtils]: Spent 7.59s 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 10:53:13,413 WARN L286 SmtUtils]: Spent 8.50s 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 10:53:21,254 WARN L286 SmtUtils]: Spent 7.84s 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 10:53:29,659 WARN L286 SmtUtils]: Spent 8.40s 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 10:53:38,072 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 10:53:46,500 WARN L286 SmtUtils]: Spent 8.43s 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 10:53:54,927 WARN L286 SmtUtils]: Spent 8.43s 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 10:54:03,341 WARN L286 SmtUtils]: Spent 8.41s 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 10:54:11,740 WARN L286 SmtUtils]: Spent 8.40s 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 10:54:20,187 WARN L286 SmtUtils]: Spent 8.45s 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 10:54:28,606 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 10:54:32,726 WARN L851 $PredicateComparison]: unable to prove that (and (= ((_ extract 7 0) ((_ zero_extend 24) c_~var_1_10~0)) c_~var_1_8~0) (= (_ bv256 32) c_~var_1_13~0) (let ((.cse0 (fp.gt c_~var_1_3~0 c_~var_1_9~0))) (or (and (not .cse0) (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_9~0))) (and (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_3~0)) .cse0))) (= ((_ zero_extend 16) c_~last_1_var_1_18~0) c_~var_1_12~0) (let ((.cse2 (bvadd (bvneg ((_ zero_extend 24) c_~var_1_16~0)) ((_ zero_extend 24) c_~var_1_15~0)))) (let ((.cse1 (bvsgt .cse2 c_~var_1_12~0))) (or (and .cse1 (= .cse2 |c_ULTIMATE.start_step_~stepLocal_1~0#1|)) (and (= c_~var_1_12~0 |c_ULTIMATE.start_step_~stepLocal_1~0#1|) (not .cse1))))) (= c_~var_1_1~0 (_ bv1 16)) (= (_ bv0 8) c_~var_1_2~0)) is different from false [2024-12-02 10:54:36,859 WARN L873 $PredicateComparison]: unable to prove that (and (= ((_ extract 7 0) ((_ zero_extend 24) c_~var_1_10~0)) c_~var_1_8~0) (= (_ bv256 32) c_~var_1_13~0) (let ((.cse0 (fp.gt c_~var_1_3~0 c_~var_1_9~0))) (or (and (not .cse0) (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_9~0))) (and (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_3~0)) .cse0))) (= ((_ zero_extend 16) c_~last_1_var_1_18~0) c_~var_1_12~0) (let ((.cse2 (bvadd (bvneg ((_ zero_extend 24) c_~var_1_16~0)) ((_ zero_extend 24) c_~var_1_15~0)))) (let ((.cse1 (bvsgt .cse2 c_~var_1_12~0))) (or (and .cse1 (= .cse2 |c_ULTIMATE.start_step_~stepLocal_1~0#1|)) (and (= c_~var_1_12~0 |c_ULTIMATE.start_step_~stepLocal_1~0#1|) (not .cse1))))) (= c_~var_1_1~0 (_ bv1 16)) (= (_ bv0 8) c_~var_1_2~0)) is different from true [2024-12-02 10:54:45,351 WARN L286 SmtUtils]: Spent 8.44s 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 10:54:53,771 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 10:55:00,482 WARN L286 SmtUtils]: Spent 6.71s 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 10:55:08,906 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 10:55:21,138 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 10:55:29,602 WARN L286 SmtUtils]: Spent 8.46s 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 10:55:38,067 WARN L286 SmtUtils]: Spent 8.46s 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 10:55:46,525 WARN L286 SmtUtils]: Spent 8.46s 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 10:55:54,984 WARN L286 SmtUtils]: Spent 8.46s 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 10:56:03,456 WARN L286 SmtUtils]: Spent 8.46s 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 10:56:11,915 WARN L286 SmtUtils]: Spent 8.46s 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 10:56:20,381 WARN L286 SmtUtils]: Spent 8.46s 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 10:56:28,819 WARN L286 SmtUtils]: Spent 8.44s 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 10:56:32,937 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_10~0))) (and (= c_~var_1_17~0 c_~var_1_14~0) (= ((_ extract 7 0) .cse0) c_~var_1_8~0) (= (_ bv256 32) c_~var_1_13~0) (let ((.cse1 (fp.gt c_~var_1_3~0 c_~var_1_9~0))) (or (and (not .cse1) (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_9~0))) (and (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_3~0)) .cse1))) (= ((_ zero_extend 16) c_~last_1_var_1_18~0) c_~var_1_12~0) (= c_~var_1_1~0 (_ bv1 16)) (= (_ bv0 8) c_~var_1_2~0) (let ((.cse3 (bvadd (bvneg ((_ zero_extend 24) c_~var_1_16~0)) ((_ zero_extend 24) c_~var_1_15~0)))) (let ((.cse2 (bvsgt .cse3 c_~var_1_12~0))) (or (and .cse2 (not (= .cse3 .cse0))) (and (not (= c_~var_1_12~0 .cse0)) (not .cse2))))))) is different from false [2024-12-02 10:56:37,052 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_10~0))) (and (= c_~var_1_17~0 c_~var_1_14~0) (= ((_ extract 7 0) .cse0) c_~var_1_8~0) (= (_ bv256 32) c_~var_1_13~0) (let ((.cse1 (fp.gt c_~var_1_3~0 c_~var_1_9~0))) (or (and (not .cse1) (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_9~0))) (and (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_3~0)) .cse1))) (= ((_ zero_extend 16) c_~last_1_var_1_18~0) c_~var_1_12~0) (= c_~var_1_1~0 (_ bv1 16)) (= (_ bv0 8) c_~var_1_2~0) (let ((.cse3 (bvadd (bvneg ((_ zero_extend 24) c_~var_1_16~0)) ((_ zero_extend 24) c_~var_1_15~0)))) (let ((.cse2 (bvsgt .cse3 c_~var_1_12~0))) (or (and .cse2 (not (= .cse3 .cse0))) (and (not (= c_~var_1_12~0 .cse0)) (not .cse2))))))) is different from true [2024-12-02 10:56:45,501 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 10:56:53,922 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 10:57:02,061 WARN L286 SmtUtils]: Spent 8.14s 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 10:57:10,475 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 10:57:18,610 WARN L286 SmtUtils]: Spent 8.13s 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 10:57:27,214 WARN L286 SmtUtils]: Spent 8.60s 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 10:57:35,700 WARN L286 SmtUtils]: Spent 8.48s 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 10:57:44,124 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 10:57:52,600 WARN L286 SmtUtils]: Spent 8.48s 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 10:58:01,089 WARN L286 SmtUtils]: Spent 8.49s 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 10:58:09,556 WARN L286 SmtUtils]: Spent 8.47s 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 10:58:18,010 WARN L286 SmtUtils]: Spent 8.45s 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 10:58:26,485 WARN L286 SmtUtils]: Spent 8.47s 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 10:58:34,950 WARN L286 SmtUtils]: Spent 8.46s 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 10:58:43,459 WARN L286 SmtUtils]: Spent 8.49s 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 10:58:51,911 WARN L286 SmtUtils]: Spent 8.45s 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 10:59:00,042 WARN L286 SmtUtils]: Spent 8.13s 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 10:59:08,442 WARN L286 SmtUtils]: Spent 8.40s 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 10:59:16,576 WARN L286 SmtUtils]: Spent 8.13s 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 10:59:25,003 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 10:59:33,413 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 10:59:41,826 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 10:59:50,315 WARN L286 SmtUtils]: Spent 8.49s 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 10:59:58,787 WARN L286 SmtUtils]: Spent 8.47s 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 11:00:07,264 WARN L286 SmtUtils]: Spent 8.48s 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 11:00:15,745 WARN L286 SmtUtils]: Spent 8.48s 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 11:00:24,151 WARN L286 SmtUtils]: Spent 8.40s 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 11:00:32,565 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 11:00:41,049 WARN L286 SmtUtils]: Spent 8.45s 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 11:00:49,476 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 11:00:57,906 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 11:01:06,056 WARN L286 SmtUtils]: Spent 8.15s 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 11:01:14,466 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 11:01:20,671 WARN L286 SmtUtils]: Spent 6.20s 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 11:01:29,972 WARN L286 SmtUtils]: Spent 8.46s 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 11:01:38,398 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 11:01:46,819 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 11:01:55,256 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 11:02:03,731 WARN L286 SmtUtils]: Spent 8.47s 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 11:02:12,210 WARN L286 SmtUtils]: Spent 8.48s 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 11:02:22,403 WARN L286 SmtUtils]: Spent 8.43s 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 11:02:30,953 WARN L286 SmtUtils]: Spent 8.55s 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 11:02:35,078 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ zero_extend 16) c_~last_1_var_1_18~0)) (.cse2 ((_ zero_extend 24) c_~var_1_10~0)) (.cse0 ((_ zero_extend 24) c_~var_1_16~0))) (and (= c_~var_1_17~0 c_~var_1_14~0) (= .cse0 .cse1) (= ((_ extract 7 0) .cse2) c_~var_1_8~0) (= c_~var_1_18~0 ((_ zero_extend 8) c_~var_1_10~0)) (= (_ bv256 32) c_~var_1_13~0) (let ((.cse3 (fp.gt c_~var_1_3~0 c_~var_1_9~0))) (or (and (not .cse3) (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_9~0))) (and (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_3~0)) .cse3))) (= .cse1 c_~var_1_12~0) (= c_~var_1_1~0 (_ bv1 16)) (= (_ bv0 8) c_~var_1_2~0) (let ((.cse5 (bvadd (bvneg .cse0) ((_ zero_extend 24) c_~var_1_15~0)))) (let ((.cse4 (bvsgt .cse5 c_~var_1_12~0))) (or (and .cse4 (not (= .cse5 .cse2))) (and (not (= c_~var_1_12~0 .cse2)) (not .cse4))))))) is different from false [2024-12-02 11:02:39,224 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ zero_extend 16) c_~last_1_var_1_18~0)) (.cse2 ((_ zero_extend 24) c_~var_1_10~0)) (.cse0 ((_ zero_extend 24) c_~var_1_16~0))) (and (= c_~var_1_17~0 c_~var_1_14~0) (= .cse0 .cse1) (= ((_ extract 7 0) .cse2) c_~var_1_8~0) (= c_~var_1_18~0 ((_ zero_extend 8) c_~var_1_10~0)) (= (_ bv256 32) c_~var_1_13~0) (let ((.cse3 (fp.gt c_~var_1_3~0 c_~var_1_9~0))) (or (and (not .cse3) (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_9~0))) (and (fp.gt c_~var_1_6~0 (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_3~0)) .cse3))) (= .cse1 c_~var_1_12~0) (= c_~var_1_1~0 (_ bv1 16)) (= (_ bv0 8) c_~var_1_2~0) (let ((.cse5 (bvadd (bvneg .cse0) ((_ zero_extend 24) c_~var_1_15~0)))) (let ((.cse4 (bvsgt .cse5 c_~var_1_12~0))) (or (and .cse4 (not (= .cse5 .cse2))) (and (not (= c_~var_1_12~0 .cse2)) (not .cse4))))))) is different from true