./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme --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 2ca49ab820ec7b63f08a2ce22e67a701d1d86b8ff13cf45853d7baabaed2f9ad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:58:49,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:58:49,519 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 11:58:49,526 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:58:49,527 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:58:49,560 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:58:49,561 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:58:49,562 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:58:49,563 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:58:49,563 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:58:49,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:58:49,565 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:58:49,566 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:58:49,567 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:58:49,568 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:58:49,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:58:49,569 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:58:49,570 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:58:49,570 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:58:49,571 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:58:49,572 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:58:49,572 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:58:49,573 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:58:49,573 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:58:49,574 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:58:49,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:58:49,575 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:58:49,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:58:49,576 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:58:49,577 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:58:49,577 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:58:49,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:58:49,578 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:58:49,579 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:58:49,579 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:58:49,579 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:58:49,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:58:49,580 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:58:49,581 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:58:49,581 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:58:49,581 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:58:49,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:58:49,582 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ca49ab820ec7b63f08a2ce22e67a701d1d86b8ff13cf45853d7baabaed2f9ad [2023-11-26 11:58:49,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:58:49,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:58:49,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:58:49,996 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:58:49,997 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:58:49,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i [2023-11-26 11:58:53,785 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:58:54,129 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:58:54,130 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i [2023-11-26 11:58:54,140 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/data/d73e63840/55bf9729cf8444d2ad9bd925dc846af0/FLAGa73ed66fe [2023-11-26 11:58:54,158 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/data/d73e63840/55bf9729cf8444d2ad9bd925dc846af0 [2023-11-26 11:58:54,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:58:54,163 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:58:54,165 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:58:54,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:58:54,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:58:54,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cee15b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54, skipping insertion in model container [2023-11-26 11:58:54,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,217 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:58:54,385 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i[915,928] [2023-11-26 11:58:54,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:58:54,486 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:58:54,503 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i[915,928] [2023-11-26 11:58:54,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:58:54,565 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:58:54,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54 WrapperNode [2023-11-26 11:58:54,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:58:54,567 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:58:54,567 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:58:54,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:58:54,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,664 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 152 [2023-11-26 11:58:54,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:58:54,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:58:54,666 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:58:54,666 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:58:54,681 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,688 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,710 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-26 11:58:54,711 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,711 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,734 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:58:54,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:58:54,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:58:54,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:58:54,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (1/1) ... [2023-11-26 11:58:54,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:58:54,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:58:54,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:58:54,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:58:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:58:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:58:54,851 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:58:54,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:58:54,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:58:54,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:58:55,019 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:58:55,022 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:58:55,504 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:58:55,570 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:58:55,570 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:58:55,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:58:55 BoogieIcfgContainer [2023-11-26 11:58:55,571 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:58:55,575 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:58:55,575 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:58:55,580 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:58:55,580 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:58:54" (1/3) ... [2023-11-26 11:58:55,581 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42849386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:58:55, skipping insertion in model container [2023-11-26 11:58:55,581 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:58:54" (2/3) ... [2023-11-26 11:58:55,582 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42849386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:58:55, skipping insertion in model container [2023-11-26 11:58:55,582 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:58:55" (3/3) ... [2023-11-26 11:58:55,584 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-41.i [2023-11-26 11:58:55,610 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:58:55,611 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:58:55,679 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:58:55,688 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@947a581, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:58:55,688 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:58:55,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 36 states have (on average 1.4444444444444444) internal successors, (52), 37 states have internal predecessors, (52), 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) [2023-11-26 11:58:55,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-26 11:58:55,723 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:58:55,725 INFO L195 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] [2023-11-26 11:58:55,726 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:58:55,735 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:58:55,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1951117343, now seen corresponding path program 1 times [2023-11-26 11:58:55,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:58:55,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500909743] [2023-11-26 11:58:55,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:58:55,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:58:55,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:58:56,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:58:56,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500909743] [2023-11-26 11:58:56,069 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 11:58:56,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988827952] [2023-11-26 11:58:56,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:58:56,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:58:56,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:58:56,075 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:58:56,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 11:58:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:58:56,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:58:56,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:58:56,406 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2023-11-26 11:58:56,407 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:58:56,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [988827952] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:58:56,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:58:56,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:58:56,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606434825] [2023-11-26 11:58:56,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:58:56,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:58:56,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:58:56,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:58:56,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:58:56,462 INFO L87 Difference]: Start difference. First operand has 59 states, 36 states have (on average 1.4444444444444444) internal successors, (52), 37 states have internal predecessors, (52), 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 16.5) internal successors, (33), 2 states have internal predecessors, (33), 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) [2023-11-26 11:58:56,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:58:56,531 INFO L93 Difference]: Finished difference Result 115 states and 202 transitions. [2023-11-26 11:58:56,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:58:56,534 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 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 128 [2023-11-26 11:58:56,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:58:56,549 INFO L225 Difference]: With dead ends: 115 [2023-11-26 11:58:56,549 INFO L226 Difference]: Without dead ends: 57 [2023-11-26 11:58:56,556 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:58:56,564 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:58:56,566 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 83 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:58:56,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-11-26 11:58:56,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2023-11-26 11:58:56,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 35 states have internal predecessors, (46), 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) [2023-11-26 11:58:56,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 86 transitions. [2023-11-26 11:58:56,649 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 86 transitions. Word has length 128 [2023-11-26 11:58:56,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:58:56,650 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 86 transitions. [2023-11-26 11:58:56,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 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) [2023-11-26 11:58:56,652 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 86 transitions. [2023-11-26 11:58:56,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-26 11:58:56,666 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:58:56,666 INFO L195 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] [2023-11-26 11:58:56,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:58:56,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:58:56,876 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:58:56,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:58:56,877 INFO L85 PathProgramCache]: Analyzing trace with hash 2014491099, now seen corresponding path program 1 times [2023-11-26 11:58:56,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:58:56,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833811710] [2023-11-26 11:58:56,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:58:56,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:58:57,042 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:58:57,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [337476427] [2023-11-26 11:58:57,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:58:57,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:58:57,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:58:57,049 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:58:57,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 11:58:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:58:57,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-26 11:58:57,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:58:57,866 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 393 proven. 24 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-26 11:58:57,866 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:58:58,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:58:58,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833811710] [2023-11-26 11:58:58,431 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:58:58,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [337476427] [2023-11-26 11:58:58,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [337476427] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 11:58:58,432 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-26 11:58:58,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2023-11-26 11:58:58,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367922386] [2023-11-26 11:58:58,433 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-26 11:58:58,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:58:58,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:58:58,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:58:58,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-26 11:58:58,442 INFO L87 Difference]: Start difference. First operand 57 states and 86 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-26 11:58:58,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:58:58,745 INFO L93 Difference]: Finished difference Result 119 states and 176 transitions. [2023-11-26 11:58:58,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-26 11:58:58,746 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 128 [2023-11-26 11:58:58,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:58:58,749 INFO L225 Difference]: With dead ends: 119 [2023-11-26 11:58:58,750 INFO L226 Difference]: Without dead ends: 63 [2023-11-26 11:58:58,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2023-11-26 11:58:58,753 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 42 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:58:58,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 166 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 11:58:58,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2023-11-26 11:58:58,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 61. [2023-11-26 11:58:58,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 38 states have (on average 1.263157894736842) internal successors, (48), 38 states have internal predecessors, (48), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-26 11:58:58,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 88 transitions. [2023-11-26 11:58:58,771 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 88 transitions. Word has length 128 [2023-11-26 11:58:58,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:58:58,772 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 88 transitions. [2023-11-26 11:58:58,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 2 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-26 11:58:58,773 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2023-11-26 11:58:58,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-26 11:58:58,776 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:58:58,776 INFO L195 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] [2023-11-26 11:58:58,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:58:58,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:58:58,984 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:58:58,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:58:58,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1975636074, now seen corresponding path program 1 times [2023-11-26 11:58:58,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:58:58,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453132029] [2023-11-26 11:58:58,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:58:58,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:58:59,051 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:58:59,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [992457544] [2023-11-26 11:58:59,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:58:59,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:58:59,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:58:59,054 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:58:59,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 11:58:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:58:59,327 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:58:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:58:59,525 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:58:59,525 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 11:58:59,526 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 11:58:59,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:58:59,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-26 11:58:59,742 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-26 11:58:59,748 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:58:59,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:58:59 BoogieIcfgContainer [2023-11-26 11:58:59,917 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:58:59,918 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:58:59,918 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:58:59,919 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:58:59,920 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:58:55" (3/4) ... [2023-11-26 11:58:59,922 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:58:59,924 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:58:59,931 INFO L158 Benchmark]: Toolchain (without parser) took 5761.81ms. Allocated memory is still 159.4MB. Free memory was 127.5MB in the beginning and 63.3MB in the end (delta: 64.2MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2023-11-26 11:58:59,935 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 96.5MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:58:59,936 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.43ms. Allocated memory is still 159.4MB. Free memory was 126.7MB in the beginning and 113.6MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-26 11:58:59,937 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.61ms. Allocated memory is still 159.4MB. Free memory was 113.6MB in the beginning and 109.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:58:59,937 INFO L158 Benchmark]: Boogie Preprocessor took 78.50ms. Allocated memory is still 159.4MB. Free memory was 109.9MB in the beginning and 103.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 11:58:59,938 INFO L158 Benchmark]: RCFGBuilder took 826.96ms. Allocated memory is still 159.4MB. Free memory was 103.6MB in the beginning and 80.0MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-26 11:58:59,941 INFO L158 Benchmark]: TraceAbstraction took 4341.79ms. Allocated memory is still 159.4MB. Free memory was 79.2MB in the beginning and 63.3MB in the end (delta: 16.0MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2023-11-26 11:58:59,941 INFO L158 Benchmark]: Witness Printer took 5.66ms. Allocated memory is still 159.4MB. Free memory is still 63.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:58:59,944 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 96.5MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.43ms. Allocated memory is still 159.4MB. Free memory was 126.7MB in the beginning and 113.6MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.61ms. Allocated memory is still 159.4MB. Free memory was 113.6MB in the beginning and 109.9MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.50ms. Allocated memory is still 159.4MB. Free memory was 109.9MB in the beginning and 103.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 826.96ms. Allocated memory is still 159.4MB. Free memory was 103.6MB in the beginning and 80.0MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4341.79ms. Allocated memory is still 159.4MB. Free memory was 79.2MB in the beginning and 63.3MB in the end (delta: 16.0MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Witness Printer took 5.66ms. Allocated memory is still 159.4MB. Free memory is still 63.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryDOUBLEComparisonOperation at line 139. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 1; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 0; [L26] signed char var_1_8 = 64; [L27] signed char var_1_11 = -10; [L28] signed char var_1_12 = 64; [L29] float var_1_13 = 1.6; [L30] float var_1_14 = 3.5; [L31] unsigned char var_1_15 = 8; [L32] unsigned char var_1_16 = 4; [L33] unsigned short int var_1_17 = 2; [L34] unsigned short int var_1_18 = 10000; [L35] signed short int var_1_20 = 4; [L36] signed char var_1_22 = -32; [L37] unsigned long int var_1_23 = 0; [L38] signed short int var_1_24 = 25; [L39] float var_1_25 = 32.6; [L40] signed short int var_1_26 = 8; [L41] unsigned char var_1_27 = 50; [L42] unsigned char var_1_28 = 8; [L43] signed short int var_1_29 = 10; [L44] signed long int var_1_30 = -4; [L45] signed char var_1_31 = -50; [L46] signed char var_1_32 = -32; [L47] unsigned char last_1_var_1_15 = 8; [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] CALL updateLastVariables() [L136] last_1_var_1_15 = var_1_15 [L146] RET updateLastVariables() [L147] CALL updateVariables() [L103] var_1_4 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L104] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L105] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L105] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L106] var_1_5 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L107] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L108] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L108] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L109] var_1_11 = __VERIFIER_nondet_char() [L110] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L110] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L111] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L111] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L112] var_1_12 = __VERIFIER_nondet_char() [L113] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L113] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L114] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L114] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L115] var_1_14 = __VERIFIER_nondet_float() [L116] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L116] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L117] var_1_16 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L118] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L119] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L119] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L120] var_1_18 = __VERIFIER_nondet_ushort() [L121] CALL assume_abort_if_not(var_1_18 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L121] RET assume_abort_if_not(var_1_18 >= 8192) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L122] CALL assume_abort_if_not(var_1_18 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L122] RET assume_abort_if_not(var_1_18 <= 16384) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=163/5, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L123] var_1_25 = __VERIFIER_nondet_float() [L124] CALL assume_abort_if_not((var_1_25 >= -922337.2036854776000e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854776000e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L124] RET assume_abort_if_not((var_1_25 >= -922337.2036854776000e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854776000e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=8, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L125] var_1_26 = __VERIFIER_nondet_short() [L126] CALL assume_abort_if_not(var_1_26 >= -32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L126] RET assume_abort_if_not(var_1_26 >= -32766) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L127] CALL assume_abort_if_not(var_1_26 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L127] RET assume_abort_if_not(var_1_26 <= 32766) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=8, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L128] var_1_28 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L129] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L130] CALL assume_abort_if_not(var_1_28 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L130] RET assume_abort_if_not(var_1_28 <= 254) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L131] var_1_32 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_32 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L132] RET assume_abort_if_not(var_1_32 >= -127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L133] CALL assume_abort_if_not(var_1_32 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L133] RET assume_abort_if_not(var_1_32 <= 126) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L147] RET updateVariables() [L148] CALL step() [L51] COND TRUE 32.2f > (25.5f - ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))) [L52] var_1_24 = ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=50, var_1_28=0, var_1_29=10, var_1_30=-4, var_1_31=-50, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L54] var_1_27 = var_1_28 [L55] var_1_29 = var_1_26 [L56] var_1_30 = var_1_29 [L57] var_1_31 = var_1_32 [L58] unsigned char stepLocal_1 = ! var_1_5; VAL [isInitial=1, last_1_var_1_15=8, stepLocal_1=0, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L59] COND FALSE !(stepLocal_1 || (var_1_12 < last_1_var_1_15)) VAL [isInitial=1, last_1_var_1_15=8, stepLocal_1=0, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L66] COND FALSE !((127.35 + var_1_13) <= var_1_13) VAL [isInitial=1, last_1_var_1_15=8, stepLocal_1=0, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L71] COND TRUE (- var_1_13) > 31.9f [L72] var_1_1 = ((var_1_6 || var_1_4) && var_1_5) VAL [isInitial=1, last_1_var_1_15=8, stepLocal_1=0, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=1, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L76] COND TRUE \read(var_1_1) [L77] var_1_15 = var_1_16 VAL [isInitial=1, last_1_var_1_15=8, stepLocal_1=0, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=1, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=1, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L79] var_1_22 = 1 [L80] var_1_23 = var_1_22 [L81] unsigned long int stepLocal_0 = var_1_23; VAL [isInitial=1, last_1_var_1_15=8, stepLocal_0=1, stepLocal_1=0, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=1, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L82] COND FALSE !(var_1_15 > stepLocal_0) VAL [isInitial=1, last_1_var_1_15=8, stepLocal_0=1, stepLocal_1=0, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=1, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L85] unsigned char stepLocal_2 = var_1_23 < var_1_15; VAL [isInitial=1, last_1_var_1_15=8, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=1, var_1_16=1, var_1_17=2, var_1_18=16384, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L86] COND TRUE var_1_1 || stepLocal_2 [L87] var_1_17 = (var_1_15 + ((var_1_18 - var_1_16) + var_1_15)) VAL [isInitial=1, last_1_var_1_15=8, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=1, var_1_16=1, var_1_17=16385, var_1_18=16384, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L91] signed long int stepLocal_3 = -10; VAL [isInitial=1, last_1_var_1_15=8, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=-10, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=1, var_1_16=1, var_1_17=16385, var_1_18=16384, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L92] COND FALSE !(((var_1_15 / var_1_18) * var_1_15) < stepLocal_3) VAL [isInitial=1, last_1_var_1_15=8, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=-10, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=1, var_1_16=1, var_1_17=16385, var_1_18=16384, var_1_1=1, var_1_20=4, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L95] COND FALSE !(! (var_1_17 <= var_1_17)) [L98] var_1_20 = var_1_12 VAL [isInitial=1, last_1_var_1_15=8, stepLocal_0=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=-10, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=1, var_1_16=1, var_1_17=16385, var_1_18=16384, var_1_1=1, var_1_20=126, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L148] RET step() [L149] CALL, EXPR property() [L139-L140] return ((((((((((- var_1_13) > 31.9f) ? (var_1_1 == ((unsigned char) ((var_1_6 || var_1_4) && var_1_5))) : (var_1_1 == ((unsigned char) var_1_5))) && (((127.35 + var_1_13) <= var_1_13) ? ((4.5 <= (var_1_13 * var_1_13)) ? (var_1_6 == ((unsigned char) var_1_5)) : 1) : 1)) && ((var_1_15 > var_1_23) ? (var_1_8 == ((signed char) ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12))))) : 1)) && (((! var_1_5) || (var_1_12 < last_1_var_1_15)) ? ((! var_1_5) ? (var_1_13 == ((float) var_1_14)) : (var_1_13 == ((float) var_1_14))) : 1)) && (var_1_1 ? (var_1_15 == ((unsigned char) var_1_16)) : 1)) && ((var_1_1 || (var_1_23 < var_1_15)) ? (var_1_17 == ((unsigned short int) (var_1_15 + ((var_1_18 - var_1_16) + var_1_15)))) : (var_1_17 == ((unsigned short int) (var_1_16 + var_1_18))))) && ((((var_1_15 / var_1_18) * var_1_15) < -10) ? (var_1_20 == ((signed short int) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : ((! (var_1_17 <= var_1_17)) ? (var_1_20 == ((signed short int) var_1_11)) : (var_1_20 == ((signed short int) var_1_12))))) && (var_1_22 == ((signed char) 1))) && (var_1_23 == ((unsigned long int) var_1_22)) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=1, var_1_16=1, var_1_17=16385, var_1_18=16384, var_1_1=1, var_1_20=126, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=8, var_1_11=126, var_1_12=126, var_1_13=8/5, var_1_15=1, var_1_16=1, var_1_17=16385, var_1_18=16384, var_1_1=1, var_1_20=126, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-127, var_1_32=-127, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 3, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 42 mSDsluCounter, 249 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 108 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 174 IncrementalHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 141 mSDtfsCounter, 174 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 276 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=2, InterpolantAutomatonStates: 11, 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, 2 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 513 NumberOfCodeBlocks, 513 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 496 SizeOfPredicates, 4 NumberOfNonLiveVariables, 650 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1496/1520 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-26 11:58:59,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme --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 2ca49ab820ec7b63f08a2ce22e67a701d1d86b8ff13cf45853d7baabaed2f9ad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:59:02,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:59:03,165 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 11:59:03,177 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:59:03,179 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:59:03,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:59:03,219 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:59:03,220 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:59:03,222 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:59:03,223 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:59:03,224 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:59:03,225 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:59:03,226 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:59:03,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:59:03,227 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:59:03,228 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:59:03,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:59:03,229 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:59:03,230 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:59:03,232 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:59:03,232 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:59:03,233 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:59:03,233 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:59:03,234 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 11:59:03,234 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 11:59:03,235 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 11:59:03,235 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:59:03,236 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:59:03,236 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:59:03,237 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:59:03,238 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:59:03,238 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:59:03,239 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:59:03,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:59:03,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:59:03,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:59:03,241 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:59:03,241 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 11:59:03,241 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 11:59:03,242 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:59:03,242 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:59:03,243 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:59:03,244 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:59:03,244 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:59:03,245 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 11:59:03,245 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ca49ab820ec7b63f08a2ce22e67a701d1d86b8ff13cf45853d7baabaed2f9ad [2023-11-26 11:59:03,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:59:03,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:59:03,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:59:03,779 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:59:03,780 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:59:03,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i [2023-11-26 11:59:07,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:59:07,418 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:59:07,418 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i [2023-11-26 11:59:07,428 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/data/47e3c5190/932e09b44c014c2c9464603a45cef0e3/FLAGf9e141344 [2023-11-26 11:59:07,444 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/data/47e3c5190/932e09b44c014c2c9464603a45cef0e3 [2023-11-26 11:59:07,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:59:07,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:59:07,450 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:59:07,450 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:59:07,455 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:59:07,456 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:07,457 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c5e918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07, skipping insertion in model container [2023-11-26 11:59:07,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:07,491 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:59:07,651 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i[915,928] [2023-11-26 11:59:07,715 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:59:07,733 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:59:07,747 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-41.i[915,928] [2023-11-26 11:59:07,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:59:07,815 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:59:07,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07 WrapperNode [2023-11-26 11:59:07,816 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:59:07,818 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:59:07,818 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:59:07,818 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:59:07,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:07,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:07,921 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 148 [2023-11-26 11:59:07,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:59:07,932 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:59:07,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:59:07,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:59:07,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:07,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:07,961 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:07,997 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-26 11:59:08,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:08,009 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:08,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:08,028 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:08,031 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:08,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:08,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:59:08,041 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:59:08,041 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:59:08,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:59:08,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (1/1) ... [2023-11-26 11:59:08,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:59:08,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:59:08,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:59:08,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:59:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:59:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 11:59:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:59:08,147 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:59:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:59:08,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:59:08,245 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:59:08,248 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:59:12,936 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:59:13,023 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:59:13,023 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:59:13,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:59:13 BoogieIcfgContainer [2023-11-26 11:59:13,024 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:59:13,027 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:59:13,028 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:59:13,032 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:59:13,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:59:07" (1/3) ... [2023-11-26 11:59:13,034 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7032e5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:59:13, skipping insertion in model container [2023-11-26 11:59:13,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:59:07" (2/3) ... [2023-11-26 11:59:13,037 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7032e5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:59:13, skipping insertion in model container [2023-11-26 11:59:13,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:59:13" (3/3) ... [2023-11-26 11:59:13,039 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-41.i [2023-11-26 11:59:13,061 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:59:13,062 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:59:13,136 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:59:13,146 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1efdd936, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:59:13,147 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:59:13,153 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 36 states have (on average 1.4444444444444444) internal successors, (52), 37 states have internal predecessors, (52), 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) [2023-11-26 11:59:13,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-26 11:59:13,173 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:59:13,174 INFO L195 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] [2023-11-26 11:59:13,175 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:59:13,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:59:13,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1951117343, now seen corresponding path program 1 times [2023-11-26 11:59:13,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:59:13,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1149479036] [2023-11-26 11:59:13,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:59:13,216 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:59:13,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:59:13,218 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:59:13,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-26 11:59:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:59:13,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:59:13,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:59:13,842 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-26 11:59:13,843 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:59:13,844 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:59:13,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1149479036] [2023-11-26 11:59:13,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1149479036] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:59:13,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:59:13,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:59:13,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93613227] [2023-11-26 11:59:13,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:59:13,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:59:13,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:59:13,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:59:13,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:59:13,891 INFO L87 Difference]: Start difference. First operand has 59 states, 36 states have (on average 1.4444444444444444) internal successors, (52), 37 states have internal predecessors, (52), 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), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-26 11:59:16,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:59:16,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:59:16,363 INFO L93 Difference]: Finished difference Result 115 states and 202 transitions. [2023-11-26 11:59:16,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:59:16,395 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), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 128 [2023-11-26 11:59:16,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:59:16,405 INFO L225 Difference]: With dead ends: 115 [2023-11-26 11:59:16,406 INFO L226 Difference]: Without dead ends: 57 [2023-11-26 11:59:16,410 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:59:16,422 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-26 11:59:16,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 83 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-26 11:59:16,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-11-26 11:59:16,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2023-11-26 11:59:16,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 35 states have internal predecessors, (46), 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) [2023-11-26 11:59:16,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 86 transitions. [2023-11-26 11:59:16,495 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 86 transitions. Word has length 128 [2023-11-26 11:59:16,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:59:16,496 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 86 transitions. [2023-11-26 11:59:16,496 INFO L496 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), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-26 11:59:16,497 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 86 transitions. [2023-11-26 11:59:16,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-26 11:59:16,503 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:59:16,504 INFO L195 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] [2023-11-26 11:59:16,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:59:16,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:59:16,715 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:59:16,716 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:59:16,716 INFO L85 PathProgramCache]: Analyzing trace with hash 2014491099, now seen corresponding path program 1 times [2023-11-26 11:59:16,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:59:16,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [108367260] [2023-11-26 11:59:16,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:59:16,718 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:59:16,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:59:16,720 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:59:16,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-26 11:59:17,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:59:17,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 11:59:17,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:59:18,628 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-26 11:59:18,628 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:59:18,628 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:59:18,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [108367260] [2023-11-26 11:59:18,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [108367260] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:59:18,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:59:18,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:59:18,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604797779] [2023-11-26 11:59:18,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:59:18,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:59:18,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:59:18,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:59:18,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:59:18,640 INFO L87 Difference]: Start difference. First operand 57 states and 86 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 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) [2023-11-26 11:59:21,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:59:23,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:59:25,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:59:26,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:59:26,046 INFO L93 Difference]: Finished difference Result 168 states and 254 transitions. [2023-11-26 11:59:26,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:59:26,050 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 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 128 [2023-11-26 11:59:26,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:59:26,055 INFO L225 Difference]: With dead ends: 168 [2023-11-26 11:59:26,055 INFO L226 Difference]: Without dead ends: 112 [2023-11-26 11:59:26,056 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:59:26,058 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 20 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2023-11-26 11:59:26,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 148 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2023-11-26 11:59:26,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-26 11:59:26,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 109. [2023-11-26 11:59:26,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 66 states have (on average 1.2727272727272727) internal successors, (84), 66 states have internal predecessors, (84), 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) [2023-11-26 11:59:26,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 164 transitions. [2023-11-26 11:59:26,083 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 164 transitions. Word has length 128 [2023-11-26 11:59:26,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:59:26,085 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 164 transitions. [2023-11-26 11:59:26,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 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) [2023-11-26 11:59:26,085 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 164 transitions. [2023-11-26 11:59:26,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-26 11:59:26,088 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:59:26,089 INFO L195 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] [2023-11-26 11:59:26,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:59:26,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:59:26,298 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:59:26,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:59:26,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1579411619, now seen corresponding path program 1 times [2023-11-26 11:59:26,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:59:26,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [263776712] [2023-11-26 11:59:26,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:59:26,300 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:59:26,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:59:26,301 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:59:26,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:59:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:59:26,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 11:59:26,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:59:27,640 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 403 proven. 42 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2023-11-26 11:59:27,640 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:59:31,472 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:59:31,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [263776712] [2023-11-26 11:59:31,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [263776712] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 11:59:31,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1405883224] [2023-11-26 11:59:31,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:59:31,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-26 11:59:31,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/cvc4 [2023-11-26 11:59:31,480 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-26 11:59:31,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-26 11:59:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:59:32,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 11:59:32,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:59:33,409 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-26 11:59:33,409 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:59:33,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1405883224] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:59:33,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-26 11:59:33,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2023-11-26 11:59:33,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996245884] [2023-11-26 11:59:33,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:59:33,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:59:33,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:59:33,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:59:33,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2023-11-26 11:59:33,413 INFO L87 Difference]: Start difference. First operand 109 states and 164 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 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) [2023-11-26 11:59:35,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:59:36,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:59:36,414 INFO L93 Difference]: Finished difference Result 325 states and 490 transitions. [2023-11-26 11:59:36,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:59:36,415 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 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 128 [2023-11-26 11:59:36,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:59:36,420 INFO L225 Difference]: With dead ends: 325 [2023-11-26 11:59:36,420 INFO L226 Difference]: Without dead ends: 217 [2023-11-26 11:59:36,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2023-11-26 11:59:36,423 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 95 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-26 11:59:36,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 405 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-26 11:59:36,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2023-11-26 11:59:36,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 215. [2023-11-26 11:59:36,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 130 states have (on average 1.2461538461538462) internal successors, (162), 130 states have internal predecessors, (162), 80 states have call successors, (80), 4 states have call predecessors, (80), 4 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-26 11:59:36,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 322 transitions. [2023-11-26 11:59:36,473 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 322 transitions. Word has length 128 [2023-11-26 11:59:36,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:59:36,474 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 322 transitions. [2023-11-26 11:59:36,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 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) [2023-11-26 11:59:36,475 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 322 transitions. [2023-11-26 11:59:36,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-26 11:59:36,478 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:59:36,478 INFO L195 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] [2023-11-26 11:59:36,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/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)] Forceful destruction successful, exit code 0 [2023-11-26 11:59:36,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-26 11:59:36,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt [2023-11-26 11:59:36,890 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:59:36,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:59:36,891 INFO L85 PathProgramCache]: Analyzing trace with hash -770064993, now seen corresponding path program 1 times [2023-11-26 11:59:36,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:59:36,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [668438819] [2023-11-26 11:59:36,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:59:36,892 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:59:36,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:59:36,894 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:59:36,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/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 (6)] Waiting until timeout for monitored process [2023-11-26 11:59:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:59:37,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 11:59:37,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:59:38,070 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 403 proven. 42 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2023-11-26 11:59:38,070 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:59:41,833 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:59:41,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [668438819] [2023-11-26 11:59:41,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [668438819] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 11:59:41,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1943316510] [2023-11-26 11:59:41,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:59:41,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-26 11:59:41,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/cvc4 [2023-11-26 11:59:41,835 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-26 11:59:41,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a73cec00-c095-4eea-be8b-5f1a78079f9a/bin/uautomizer-verify-VRDe98Ueme/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-26 11:59:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:59:43,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-26 11:59:43,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:59:43,714 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 403 proven. 42 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2023-11-26 11:59:43,714 INFO L327 TraceCheckSpWp]: Computing backward predicates...