./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.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_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/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_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/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_2468323f-2060-472b-9c55-0516152f5c80/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 9e515de62df857d489d59950c6beb84861229f7c018feb1ce9e167b3b2d6609e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:54:36,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:54:36,530 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 11:54:36,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:54:36,537 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:54:36,588 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:54:36,589 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:54:36,590 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:54:36,591 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:54:36,592 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:54:36,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:54:36,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:54:36,594 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:54:36,595 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:54:36,596 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:54:36,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:54:36,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:54:36,598 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:54:36,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:54:36,600 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:54:36,600 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:54:36,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:54:36,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:54:36,623 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:54:36,623 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:54:36,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:54:36,624 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:54:36,625 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:54:36,626 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:54:36,626 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:54:36,628 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:54:36,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:54:36,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:54:36,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:54:36,630 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:54:36,630 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:54:36,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:54:36,631 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:54:36,631 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:54:36,631 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:54:36,631 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:54:36,632 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:54:36,632 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_2468323f-2060-472b-9c55-0516152f5c80/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e515de62df857d489d59950c6beb84861229f7c018feb1ce9e167b3b2d6609e [2023-11-26 11:54:36,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:54:36,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:54:36,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:54:36,954 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:54:36,955 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:54:36,957 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i [2023-11-26 11:54:40,606 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:54:40,885 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:54:40,886 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i [2023-11-26 11:54:40,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/data/480840549/a180f8257fc24c78a7cd5d445cef9647/FLAG1dd60d02e [2023-11-26 11:54:40,909 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/data/480840549/a180f8257fc24c78a7cd5d445cef9647 [2023-11-26 11:54:40,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:54:40,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:54:40,915 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:54:40,916 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:54:40,921 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:54:40,922 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:54:40" (1/1) ... [2023-11-26 11:54:40,923 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6104c45f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:40, skipping insertion in model container [2023-11-26 11:54:40,923 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:54:40" (1/1) ... [2023-11-26 11:54:40,971 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:54:41,138 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_2468323f-2060-472b-9c55-0516152f5c80/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i[916,929] [2023-11-26 11:54:41,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:54:41,299 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:54:41,312 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_2468323f-2060-472b-9c55-0516152f5c80/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i[916,929] [2023-11-26 11:54:41,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:54:41,376 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:54:41,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41 WrapperNode [2023-11-26 11:54:41,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:54:41,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:54:41,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:54:41,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:54:41,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (1/1) ... [2023-11-26 11:54:41,415 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (1/1) ... [2023-11-26 11:54:41,469 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 231 [2023-11-26 11:54:41,469 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:54:41,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:54:41,470 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:54:41,470 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:54:41,482 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (1/1) ... [2023-11-26 11:54:41,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (1/1) ... [2023-11-26 11:54:41,488 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (1/1) ... [2023-11-26 11:54:41,521 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 11:54:41,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (1/1) ... [2023-11-26 11:54:41,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (1/1) ... [2023-11-26 11:54:41,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (1/1) ... [2023-11-26 11:54:41,567 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (1/1) ... [2023-11-26 11:54:41,578 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (1/1) ... [2023-11-26 11:54:41,582 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (1/1) ... [2023-11-26 11:54:41,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:54:41,595 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:54:41,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:54:41,596 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:54:41,597 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (1/1) ... [2023-11-26 11:54:41,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:54:41,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:54:41,631 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:54:41,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:54:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:54:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:54:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:54:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:54:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:54:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:54:41,759 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:54:41,761 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:54:42,437 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:54:42,495 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:54:42,496 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:54:42,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:54:42 BoogieIcfgContainer [2023-11-26 11:54:42,497 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:54:42,501 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:54:42,501 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:54:42,505 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:54:42,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:54:40" (1/3) ... [2023-11-26 11:54:42,507 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47a98f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:54:42, skipping insertion in model container [2023-11-26 11:54:42,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:54:41" (2/3) ... [2023-11-26 11:54:42,510 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47a98f51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:54:42, skipping insertion in model container [2023-11-26 11:54:42,510 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:54:42" (3/3) ... [2023-11-26 11:54:42,512 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-80.i [2023-11-26 11:54:42,535 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:54:42,536 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:54:42,614 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:54:42,626 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;@1aec1d8c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:54:42,626 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:54:42,642 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 67 states have (on average 1.5522388059701493) internal successors, (104), 68 states have internal predecessors, (104), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-26 11:54:42,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-26 11:54:42,662 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:54:42,663 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:54:42,664 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:54:42,669 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:54:42,670 INFO L85 PathProgramCache]: Analyzing trace with hash -2042907968, now seen corresponding path program 1 times [2023-11-26 11:54:42,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:54:42,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613271204] [2023-11-26 11:54:42,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:42,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:54:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:42,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:54:42,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613271204] [2023-11-26 11:54:42,966 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 11:54:42,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1976966536] [2023-11-26 11:54:42,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:42,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:54:42,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:54:42,970 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:54:42,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 11:54:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:43,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:54:43,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:54:43,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2023-11-26 11:54:43,312 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:54:43,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1976966536] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:54:43,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:54:43,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:54:43,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499744477] [2023-11-26 11:54:43,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:54:43,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:54:43,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:54:43,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:54:43,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:54:43,365 INFO L87 Difference]: Start difference. First operand has 93 states, 67 states have (on average 1.5522388059701493) internal successors, (104), 68 states have internal predecessors, (104), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-26 11:54:43,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:54:43,413 INFO L93 Difference]: Finished difference Result 183 states and 321 transitions. [2023-11-26 11:54:43,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:54:43,416 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 157 [2023-11-26 11:54:43,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:54:43,425 INFO L225 Difference]: With dead ends: 183 [2023-11-26 11:54:43,426 INFO L226 Difference]: Without dead ends: 91 [2023-11-26 11:54:43,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 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 11:54:43,439 INFO L413 NwaCegarLoop]: 142 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, 142 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 11:54:43,441 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:54:43,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-26 11:54:43,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-26 11:54:43,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 66 states have (on average 1.5) internal successors, (99), 66 states have internal predecessors, (99), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-26 11:54:43,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 145 transitions. [2023-11-26 11:54:43,493 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 145 transitions. Word has length 157 [2023-11-26 11:54:43,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:54:43,494 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 145 transitions. [2023-11-26 11:54:43,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-26 11:54:43,495 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 145 transitions. [2023-11-26 11:54:43,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-26 11:54:43,499 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:54:43,500 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:54:43,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:54:43,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-26 11:54:43,707 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:54:43,708 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:54:43,708 INFO L85 PathProgramCache]: Analyzing trace with hash 798082442, now seen corresponding path program 1 times [2023-11-26 11:54:43,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:54:43,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850447579] [2023-11-26 11:54:43,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:43,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:54:43,830 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:54:43,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [364480442] [2023-11-26 11:54:43,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:43,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:54:43,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:54:43,833 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:54:43,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 11:54:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:44,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 11:54:44,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:54:44,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-26 11:54:44,082 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:54:44,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:54:44,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850447579] [2023-11-26 11:54:44,083 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:54:44,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [364480442] [2023-11-26 11:54:44,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [364480442] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:54:44,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:54:44,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:54:44,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865754156] [2023-11-26 11:54:44,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:54:44,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:54:44,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:54:44,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:54:44,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:54:44,088 INFO L87 Difference]: Start difference. First operand 91 states and 145 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:54:44,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:54:44,164 INFO L93 Difference]: Finished difference Result 227 states and 358 transitions. [2023-11-26 11:54:44,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:54:44,165 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 157 [2023-11-26 11:54:44,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:54:44,169 INFO L225 Difference]: With dead ends: 227 [2023-11-26 11:54:44,169 INFO L226 Difference]: Without dead ends: 137 [2023-11-26 11:54:44,171 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 155 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 11:54:44,172 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 69 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:54:44,173 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 253 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:54:44,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2023-11-26 11:54:44,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 134. [2023-11-26 11:54:44,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 106 states have (on average 1.5) internal successors, (159), 107 states have internal predecessors, (159), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-26 11:54:44,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 209 transitions. [2023-11-26 11:54:44,206 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 209 transitions. Word has length 157 [2023-11-26 11:54:44,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:54:44,208 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 209 transitions. [2023-11-26 11:54:44,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:54:44,208 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 209 transitions. [2023-11-26 11:54:44,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-26 11:54:44,212 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:54:44,213 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:54:44,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:54:44,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:54:44,420 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:54:44,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:54:44,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1788882364, now seen corresponding path program 1 times [2023-11-26 11:54:44,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:54:44,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891130660] [2023-11-26 11:54:44,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:44,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:54:44,534 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:54:44,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [747562250] [2023-11-26 11:54:44,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:44,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:54:44,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:54:44,549 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:54:44,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 11:54:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:44,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 11:54:44,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:54:45,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2023-11-26 11:54:45,001 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:54:45,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-26 11:54:45,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:54:45,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891130660] [2023-11-26 11:54:45,238 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:54:45,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747562250] [2023-11-26 11:54:45,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [747562250] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 11:54:45,239 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:54:45,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-26 11:54:45,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211687014] [2023-11-26 11:54:45,240 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:54:45,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 11:54:45,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:54:45,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 11:54:45,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:54:45,243 INFO L87 Difference]: Start difference. First operand 134 states and 209 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-26 11:54:45,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:54:45,555 INFO L93 Difference]: Finished difference Result 284 states and 435 transitions. [2023-11-26 11:54:45,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 11:54:45,556 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 158 [2023-11-26 11:54:45,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:54:45,561 INFO L225 Difference]: With dead ends: 284 [2023-11-26 11:54:45,561 INFO L226 Difference]: Without dead ends: 151 [2023-11-26 11:54:45,563 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 308 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-26 11:54:45,564 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 74 mSDsluCounter, 178 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:54:45,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 293 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 11:54:45,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-26 11:54:45,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 148. [2023-11-26 11:54:45,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 114 states have (on average 1.4298245614035088) internal successors, (163), 116 states have internal predecessors, (163), 29 states have call successors, (29), 4 states have call predecessors, (29), 4 states have return successors, (29), 27 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-26 11:54:45,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 221 transitions. [2023-11-26 11:54:45,586 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 221 transitions. Word has length 158 [2023-11-26 11:54:45,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:54:45,587 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 221 transitions. [2023-11-26 11:54:45,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-26 11:54:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 221 transitions. [2023-11-26 11:54:45,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-26 11:54:45,591 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:54:45,592 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:54:45,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:54:45,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:54:45,799 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:54:45,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:54:45,799 INFO L85 PathProgramCache]: Analyzing trace with hash 381491528, now seen corresponding path program 1 times [2023-11-26 11:54:45,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:54:45,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528025796] [2023-11-26 11:54:45,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:45,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:54:45,906 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:54:45,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [527434383] [2023-11-26 11:54:45,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:45,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:54:45,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:54:45,936 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:54:45,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 11:54:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:46,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 11:54:46,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:54:46,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 186 proven. 60 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2023-11-26 11:54:46,397 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:54:46,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-26 11:54:46,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:54:46,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528025796] [2023-11-26 11:54:46,617 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:54:46,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [527434383] [2023-11-26 11:54:46,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [527434383] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 11:54:46,618 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:54:46,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-26 11:54:46,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231734428] [2023-11-26 11:54:46,619 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:54:46,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 11:54:46,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:54:46,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 11:54:46,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:54:46,622 INFO L87 Difference]: Start difference. First operand 148 states and 221 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-11-26 11:54:46,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:54:46,892 INFO L93 Difference]: Finished difference Result 254 states and 370 transitions. [2023-11-26 11:54:46,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 11:54:46,893 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 158 [2023-11-26 11:54:46,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:54:46,896 INFO L225 Difference]: With dead ends: 254 [2023-11-26 11:54:46,896 INFO L226 Difference]: Without dead ends: 118 [2023-11-26 11:54:46,897 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 308 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-26 11:54:46,898 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 149 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:54:46,899 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 253 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 11:54:46,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2023-11-26 11:54:46,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 116. [2023-11-26 11:54:46,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 82 states have (on average 1.3048780487804879) internal successors, (107), 83 states have internal predecessors, (107), 27 states have call successors, (27), 6 states have call predecessors, (27), 6 states have return successors, (27), 26 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-26 11:54:46,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 161 transitions. [2023-11-26 11:54:46,917 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 161 transitions. Word has length 158 [2023-11-26 11:54:46,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:54:46,917 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 161 transitions. [2023-11-26 11:54:46,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-11-26 11:54:46,918 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 161 transitions. [2023-11-26 11:54:46,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-26 11:54:46,921 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:54:46,921 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:54:46,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-26 11:54:47,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:54:47,128 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:54:47,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:54:47,129 INFO L85 PathProgramCache]: Analyzing trace with hash 492562540, now seen corresponding path program 1 times [2023-11-26 11:54:47,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:54:47,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904281429] [2023-11-26 11:54:47,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:47,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:54:47,201 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:54:47,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [728540266] [2023-11-26 11:54:47,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:47,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:54:47,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:54:47,204 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:54:47,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 11:54:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:47,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-26 11:54:47,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:54:47,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-26 11:54:47,783 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:54:47,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:54:47,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904281429] [2023-11-26 11:54:47,783 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:54:47,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [728540266] [2023-11-26 11:54:47,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [728540266] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:54:47,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:54:47,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 11:54:47,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644193438] [2023-11-26 11:54:47,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:54:47,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:54:47,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:54:47,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:54:47,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:54:47,787 INFO L87 Difference]: Start difference. First operand 116 states and 161 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:54:48,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:54:48,398 INFO L93 Difference]: Finished difference Result 388 states and 547 transitions. [2023-11-26 11:54:48,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 11:54:48,399 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 160 [2023-11-26 11:54:48,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:54:48,402 INFO L225 Difference]: With dead ends: 388 [2023-11-26 11:54:48,402 INFO L226 Difference]: Without dead ends: 288 [2023-11-26 11:54:48,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-26 11:54:48,404 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 271 mSDsluCounter, 512 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 715 SdHoareTripleChecker+Invalid, 330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-26 11:54:48,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 715 Invalid, 330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 328 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-26 11:54:48,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2023-11-26 11:54:48,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 222. [2023-11-26 11:54:48,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 161 states have (on average 1.329192546583851) internal successors, (214), 163 states have internal predecessors, (214), 50 states have call successors, (50), 10 states have call predecessors, (50), 10 states have return successors, (50), 48 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-26 11:54:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 314 transitions. [2023-11-26 11:54:48,450 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 314 transitions. Word has length 160 [2023-11-26 11:54:48,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:54:48,451 INFO L495 AbstractCegarLoop]: Abstraction has 222 states and 314 transitions. [2023-11-26 11:54:48,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:54:48,451 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 314 transitions. [2023-11-26 11:54:48,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-26 11:54:48,453 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:54:48,454 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:54:48,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-26 11:54:48,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:54:48,661 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:54:48,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:54:48,662 INFO L85 PathProgramCache]: Analyzing trace with hash 69860714, now seen corresponding path program 1 times [2023-11-26 11:54:48,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:54:48,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182536039] [2023-11-26 11:54:48,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:48,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:54:48,725 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:54:48,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [802201764] [2023-11-26 11:54:48,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:48,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:54:48,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:54:48,727 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:54:48,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-26 11:54:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:48,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-26 11:54:48,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:54:49,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-26 11:54:49,349 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:54:49,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:54:49,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182536039] [2023-11-26 11:54:49,349 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:54:49,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [802201764] [2023-11-26 11:54:49,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [802201764] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:54:49,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:54:49,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-26 11:54:49,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576067612] [2023-11-26 11:54:49,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:54:49,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-26 11:54:49,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:54:49,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-26 11:54:49,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2023-11-26 11:54:49,353 INFO L87 Difference]: Start difference. First operand 222 states and 314 transitions. Second operand has 12 states, 12 states have (on average 4.0) internal successors, (48), 11 states have internal predecessors, (48), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:54:51,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:54:51,014 INFO L93 Difference]: Finished difference Result 791 states and 1131 transitions. [2023-11-26 11:54:51,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-26 11:54:51,015 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.0) internal successors, (48), 11 states have internal predecessors, (48), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 160 [2023-11-26 11:54:51,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:54:51,020 INFO L225 Difference]: With dead ends: 791 [2023-11-26 11:54:51,020 INFO L226 Difference]: Without dead ends: 585 [2023-11-26 11:54:51,021 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2023-11-26 11:54:51,022 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 432 mSDsluCounter, 1135 mSDsCounter, 0 mSdLazyCounter, 1143 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 1424 SdHoareTripleChecker+Invalid, 1285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-26 11:54:51,023 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [432 Valid, 1424 Invalid, 1285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1143 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-26 11:54:51,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2023-11-26 11:54:51,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 329. [2023-11-26 11:54:51,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 246 states have (on average 1.3211382113821137) internal successors, (325), 247 states have internal predecessors, (325), 69 states have call successors, (69), 13 states have call predecessors, (69), 13 states have return successors, (69), 68 states have call predecessors, (69), 69 states have call successors, (69) [2023-11-26 11:54:51,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 463 transitions. [2023-11-26 11:54:51,090 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 463 transitions. Word has length 160 [2023-11-26 11:54:51,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:54:51,091 INFO L495 AbstractCegarLoop]: Abstraction has 329 states and 463 transitions. [2023-11-26 11:54:51,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.0) internal successors, (48), 11 states have internal predecessors, (48), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:54:51,091 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 463 transitions. [2023-11-26 11:54:51,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-26 11:54:51,094 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:54:51,094 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:54:51,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-26 11:54:51,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-26 11:54:51,301 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:54:51,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:54:51,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1456064108, now seen corresponding path program 1 times [2023-11-26 11:54:51,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:54:51,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780696596] [2023-11-26 11:54:51,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:51,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:54:51,340 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:54:51,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1195230438] [2023-11-26 11:54:51,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:51,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:54:51,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:54:51,342 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:54:51,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-26 11:54:51,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:54:51,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-26 11:54:51,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:54:51,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-26 11:54:51,898 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:54:51,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:54:51,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780696596] [2023-11-26 11:54:51,899 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:54:51,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195230438] [2023-11-26 11:54:51,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195230438] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:54:51,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:54:51,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-26 11:54:51,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711492132] [2023-11-26 11:54:51,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:54:51,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-26 11:54:51,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:54:51,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-26 11:54:51,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2023-11-26 11:54:51,902 INFO L87 Difference]: Start difference. First operand 329 states and 463 transitions. Second operand has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 10 states have internal predecessors, (48), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:54:53,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:54:53,261 INFO L93 Difference]: Finished difference Result 671 states and 950 transitions. [2023-11-26 11:54:53,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-26 11:54:53,262 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 10 states have internal predecessors, (48), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 160 [2023-11-26 11:54:53,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:54:53,266 INFO L225 Difference]: With dead ends: 671 [2023-11-26 11:54:53,266 INFO L226 Difference]: Without dead ends: 545 [2023-11-26 11:54:53,267 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2023-11-26 11:54:53,268 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 313 mSDsluCounter, 1469 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 1803 SdHoareTripleChecker+Invalid, 1068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:54:53,269 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [313 Valid, 1803 Invalid, 1068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-26 11:54:53,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2023-11-26 11:54:53,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 402. [2023-11-26 11:54:53,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 319 states have (on average 1.35423197492163) internal successors, (432), 320 states have internal predecessors, (432), 69 states have call successors, (69), 13 states have call predecessors, (69), 13 states have return successors, (69), 68 states have call predecessors, (69), 69 states have call successors, (69) [2023-11-26 11:54:53,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 570 transitions. [2023-11-26 11:54:53,339 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 570 transitions. Word has length 160 [2023-11-26 11:54:53,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:54:53,339 INFO L495 AbstractCegarLoop]: Abstraction has 402 states and 570 transitions. [2023-11-26 11:54:53,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 10 states have internal predecessors, (48), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:54:53,340 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 570 transitions. [2023-11-26 11:54:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-26 11:54:53,342 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:54:53,343 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:54:53,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-26 11:54:53,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-26 11:54:53,550 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:54:53,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:54:53,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1897755075, now seen corresponding path program 1 times [2023-11-26 11:54:53,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:54:53,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963848928] [2023-11-26 11:54:53,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:53,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:54:53,593 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:54:53,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [443545130] [2023-11-26 11:54:53,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:54:53,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:54:53,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:54:53,595 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:54:53,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-26 11:54:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:54:54,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:54:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:54:54,222 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:54:54,223 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 11:54:54,224 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 11:54:54,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-26 11:54:54,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-26 11:54:54,436 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:54:54,440 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:54:54,575 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-26 11:54:54,577 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-26 11:54:54,580 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-26 11:54:54,581 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-26 11:54:54,581 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-26 11:54:54,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:54:54 BoogieIcfgContainer [2023-11-26 11:54:54,614 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:54:54,615 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:54:54,615 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:54:54,615 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:54:54,616 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:54:42" (3/4) ... [2023-11-26 11:54:54,618 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:54:54,619 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:54:54,620 INFO L158 Benchmark]: Toolchain (without parser) took 13706.22ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 99.8MB in the beginning and 68.1MB in the end (delta: 31.7MB). Peak memory consumption was 105.2MB. Max. memory is 16.1GB. [2023-11-26 11:54:54,620 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:54:54,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 461.90ms. Allocated memory is still 163.6MB. Free memory was 99.6MB in the beginning and 128.0MB in the end (delta: -28.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-26 11:54:54,621 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.48ms. Allocated memory is still 163.6MB. Free memory was 128.0MB in the beginning and 123.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:54:54,621 INFO L158 Benchmark]: Boogie Preprocessor took 124.22ms. Allocated memory is still 163.6MB. Free memory was 123.8MB in the beginning and 117.9MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 11:54:54,622 INFO L158 Benchmark]: RCFGBuilder took 901.53ms. Allocated memory is still 163.6MB. Free memory was 117.9MB in the beginning and 88.2MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-26 11:54:54,622 INFO L158 Benchmark]: TraceAbstraction took 12113.17ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 87.6MB in the beginning and 69.1MB in the end (delta: 18.4MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. [2023-11-26 11:54:54,622 INFO L158 Benchmark]: Witness Printer took 4.30ms. Allocated memory is still 237.0MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:54:54,625 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 461.90ms. Allocated memory is still 163.6MB. Free memory was 99.6MB in the beginning and 128.0MB in the end (delta: -28.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.48ms. Allocated memory is still 163.6MB. Free memory was 128.0MB in the beginning and 123.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.22ms. Allocated memory is still 163.6MB. Free memory was 123.8MB in the beginning and 117.9MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 901.53ms. Allocated memory is still 163.6MB. Free memory was 117.9MB in the beginning and 88.2MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 12113.17ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 87.6MB in the beginning and 69.1MB in the end (delta: 18.4MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. * Witness Printer took 4.30ms. Allocated memory is still 237.0MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 188, overapproximation of someBinaryArithmeticDOUBLEoperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 188, overapproximation of someBinaryArithmeticFLOAToperation at line 124. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 0.8; [L23] float var_1_6 = 16.375; [L24] float var_1_7 = 0.25; [L25] unsigned char var_1_8 = 1; [L26] unsigned char var_1_9 = 1; [L27] unsigned char var_1_10 = 0; [L28] unsigned long int var_1_11 = 128; [L29] double var_1_13 = 255.5; [L30] double var_1_14 = 0.0; [L31] double var_1_15 = 0.0; [L32] double var_1_16 = 100.3; [L33] unsigned long int var_1_17 = 32; [L34] unsigned short int var_1_19 = 100; [L35] double var_1_21 = 10000000000.5; [L36] double var_1_22 = 32.2; [L37] signed short int var_1_23 = -2; [L38] signed char var_1_24 = 32; [L39] signed char var_1_25 = 10; [L40] signed char var_1_26 = -128; [L41] double var_1_27 = 5.8; [L42] unsigned short int var_1_28 = 16; [L43] unsigned char var_1_30 = 1; [L44] unsigned char var_1_31 = 0; [L45] unsigned char var_1_32 = 0; [L46] unsigned long int var_1_33 = 256; [L47] unsigned char var_1_34 = 0; [L48] float var_1_35 = 3.625; [L49] float var_1_36 = 9.8; [L50] unsigned char var_1_37 = 4; [L51] unsigned long int last_1_var_1_17 = 32; [L52] double last_1_var_1_22 = 32.2; [L53] double last_1_var_1_27 = 5.8; [L54] unsigned char last_1_var_1_37 = 4; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L182] last_1_var_1_17 = var_1_17 [L183] last_1_var_1_22 = var_1_22 [L184] last_1_var_1_27 = var_1_27 [L185] last_1_var_1_37 = var_1_37 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L144] var_1_6 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=1/4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=1/4, var_1_8=1, var_1_9=1] [L145] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=1/4, var_1_8=1, var_1_9=1] [L146] var_1_7 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L147] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L148] var_1_9 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L149] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L150] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L151] var_1_10 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L152] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L153] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L153] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L154] var_1_14 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && 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_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L155] RET assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && 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_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L156] var_1_15 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_15 >= 4611686.018427382800e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L157] RET assume_abort_if_not((var_1_15 >= 4611686.018427382800e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L158] var_1_16 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L159] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L160] var_1_24 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L161] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L162] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L162] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L163] var_1_25 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L164] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L165] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L165] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L166] var_1_26 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_26 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L167] RET assume_abort_if_not(var_1_26 >= -128) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L168] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L168] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L169] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L169] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L170] var_1_31 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L171] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L172] CALL assume_abort_if_not(var_1_31 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L172] RET assume_abort_if_not(var_1_31 <= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L173] var_1_33 = __VERIFIER_nondet_ulong() [L174] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L174] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L175] CALL assume_abort_if_not(var_1_33 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L175] RET assume_abort_if_not(var_1_33 <= 4294967295) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L176] CALL assume_abort_if_not(var_1_33 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L176] RET assume_abort_if_not(var_1_33 != 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L177] var_1_34 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L178] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L179] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L179] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L196] RET updateVariables() [L197] CALL step() [L58] COND TRUE (- last_1_var_1_27) < var_1_7 [L59] var_1_21 = 0.19999999999999996 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L63] COND TRUE ((((8.25) < (last_1_var_1_22)) ? (8.25) : (last_1_var_1_22))) >= (var_1_15 * var_1_16) [L64] var_1_28 = ((var_1_25 + (100 + 64)) + last_1_var_1_37) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L68] COND TRUE \read(var_1_9) [L69] var_1_11 = 0u VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L79] COND TRUE \read(var_1_9) [L80] var_1_30 = (! var_1_31) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L82] var_1_35 = var_1_16 [L83] var_1_36 = var_1_14 [L84] var_1_37 = var_1_25 [L85] unsigned long int stepLocal_0 = 1u; VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L86] COND FALSE !(((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L91] signed long int stepLocal_4 = (var_1_24 - var_1_25) / ((((var_1_26) < (4)) ? (var_1_26) : (4))); VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L92] COND TRUE stepLocal_4 > var_1_37 [L93] var_1_23 = var_1_24 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L95] unsigned char stepLocal_3 = var_1_37; VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L96] COND FALSE !(var_1_28 <= stepLocal_3) [L99] var_1_19 = ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=32, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L101] signed long int stepLocal_2 = var_1_19 - var_1_19; VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=32, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L102] COND TRUE \read(var_1_9) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=32, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L103] COND TRUE \read(var_1_10) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=32, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L104] EXPR (last_1_var_1_17 / -64) << var_1_11 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=32, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L104] COND TRUE ((last_1_var_1_17 / -64) << var_1_11) >= stepLocal_2 [L105] var_1_17 = var_1_19 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L113] EXPR var_1_37 ^ (4u / var_1_33) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L113] COND TRUE (var_1_37 ^ (4u / var_1_33)) != var_1_17 [L114] var_1_32 = ((99.6f != var_1_7) || var_1_10) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_8=1, var_1_9=1] [L118] COND TRUE ((var_1_16 * var_1_6) > var_1_15) && var_1_32 [L119] var_1_22 = var_1_6 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_6=4, var_1_8=1, var_1_9=1] [L123] COND TRUE ((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23 [L124] var_1_1 = (var_1_6 - var_1_7) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_6=4, var_1_8=1, var_1_9=1] [L126] signed long int stepLocal_5 = var_1_19 + var_1_37; VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_6=4, var_1_8=1, var_1_9=1] [L127] COND TRUE var_1_28 != stepLocal_5 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_6=4, var_1_8=1, var_1_9=1] [L128] COND TRUE var_1_1 < var_1_21 [L129] var_1_27 = (var_1_15 - var_1_16) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_6=4, var_1_8=1, var_1_9=1] [L132] unsigned short int stepLocal_1 = var_1_28; VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_1=168, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_6=4, var_1_8=1, var_1_9=1] [L133] COND TRUE var_1_7 != (var_1_27 * var_1_6) [L134] var_1_13 = ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_1=168, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_6=4, var_1_8=1, var_1_9=1] [L197] RET step() [L198] CALL, EXPR property() [L188] EXPR (((((((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) ? (var_1_1 == ((float) (var_1_6 - var_1_7))) : 1) && ((((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) ? ((1u < var_1_37) ? (var_1_8 == ((unsigned char) (var_1_9 && var_1_10))) : 1) : 1)) && (var_1_9 ? (var_1_11 == ((unsigned long int) 0u)) : (var_1_10 ? (var_1_11 == ((unsigned long int) ((((8u + var_1_28) < 0 ) ? -(8u + var_1_28) : (8u + var_1_28))))) : ((var_1_6 < 127.5f) ? (var_1_11 == ((unsigned long int) var_1_28)) : 1)))) && ((var_1_7 != (var_1_27 * var_1_6)) ? (var_1_13 == ((double) ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7))) : ((var_1_28 > var_1_28) ? (var_1_13 == ((double) 10.6)) : (var_1_13 == ((double) var_1_15))))) && (var_1_9 ? (var_1_10 ? ((((last_1_var_1_17 / -64) << var_1_11) >= (var_1_19 - var_1_19)) ? (var_1_17 == ((unsigned long int) var_1_19)) : 1) : (var_1_17 == ((unsigned long int) var_1_19))) : (var_1_17 == ((unsigned long int) 2u))) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_6=4, var_1_8=1, var_1_9=1] [L188] EXPR (((((((((((((((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) ? (var_1_1 == ((float) (var_1_6 - var_1_7))) : 1) && ((((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) ? ((1u < var_1_37) ? (var_1_8 == ((unsigned char) (var_1_9 && var_1_10))) : 1) : 1)) && (var_1_9 ? (var_1_11 == ((unsigned long int) 0u)) : (var_1_10 ? (var_1_11 == ((unsigned long int) ((((8u + var_1_28) < 0 ) ? -(8u + var_1_28) : (8u + var_1_28))))) : ((var_1_6 < 127.5f) ? (var_1_11 == ((unsigned long int) var_1_28)) : 1)))) && ((var_1_7 != (var_1_27 * var_1_6)) ? (var_1_13 == ((double) ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7))) : ((var_1_28 > var_1_28) ? (var_1_13 == ((double) 10.6)) : (var_1_13 == ((double) var_1_15))))) && (var_1_9 ? (var_1_10 ? ((((last_1_var_1_17 / -64) << var_1_11) >= (var_1_19 - var_1_19)) ? (var_1_17 == ((unsigned long int) var_1_19)) : 1) : (var_1_17 == ((unsigned long int) var_1_19))) : (var_1_17 == ((unsigned long int) 2u)))) && ((var_1_28 <= var_1_37) ? (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))) : (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))))) && (((- last_1_var_1_27) < var_1_7) ? (var_1_21 == ((double) 0.19999999999999996)) : (var_1_21 == ((double) ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))))) && ((((var_1_16 * var_1_6) > var_1_15) && var_1_32) ? (var_1_22 == ((double) var_1_6)) : (var_1_22 == ((double) ((((var_1_15) < (var_1_7)) ? (var_1_15) : (var_1_7))))))) && ((((var_1_24 - var_1_25) / ((((var_1_26) < (4)) ? (var_1_26) : (4)))) > var_1_37) ? (var_1_23 == ((signed short int) var_1_24)) : 1)) && ((var_1_28 != (var_1_19 + var_1_37)) ? ((var_1_1 < var_1_21) ? (var_1_27 == ((double) (var_1_15 - var_1_16))) : 1) : 1)) && ((((((8.25) < (last_1_var_1_22)) ? (8.25) : (last_1_var_1_22))) >= (var_1_15 * var_1_16)) ? (var_1_28 == ((unsigned short int) ((var_1_25 + (100 + 64)) + last_1_var_1_37))) : (var_1_28 == ((unsigned short int) last_1_var_1_37)))) && (var_1_9 ? (var_1_30 == ((unsigned char) (! var_1_31))) : 1)) && (((var_1_37 ^ (4u / var_1_33)) != var_1_17) ? (var_1_32 == ((unsigned char) ((99.6f != var_1_7) || var_1_10))) : (var_1_32 == ((unsigned char) (var_1_31 || var_1_34)))) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_6=4, var_1_8=1, var_1_9=1] [L188-L189] return ((((((((((((((((((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) ? (var_1_1 == ((float) (var_1_6 - var_1_7))) : 1) && ((((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) ? ((1u < var_1_37) ? (var_1_8 == ((unsigned char) (var_1_9 && var_1_10))) : 1) : 1)) && (var_1_9 ? (var_1_11 == ((unsigned long int) 0u)) : (var_1_10 ? (var_1_11 == ((unsigned long int) ((((8u + var_1_28) < 0 ) ? -(8u + var_1_28) : (8u + var_1_28))))) : ((var_1_6 < 127.5f) ? (var_1_11 == ((unsigned long int) var_1_28)) : 1)))) && ((var_1_7 != (var_1_27 * var_1_6)) ? (var_1_13 == ((double) ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7))) : ((var_1_28 > var_1_28) ? (var_1_13 == ((double) 10.6)) : (var_1_13 == ((double) var_1_15))))) && (var_1_9 ? (var_1_10 ? ((((last_1_var_1_17 / -64) << var_1_11) >= (var_1_19 - var_1_19)) ? (var_1_17 == ((unsigned long int) var_1_19)) : 1) : (var_1_17 == ((unsigned long int) var_1_19))) : (var_1_17 == ((unsigned long int) 2u)))) && ((var_1_28 <= var_1_37) ? (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))) : (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))))) && (((- last_1_var_1_27) < var_1_7) ? (var_1_21 == ((double) 0.19999999999999996)) : (var_1_21 == ((double) ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))))) && ((((var_1_16 * var_1_6) > var_1_15) && var_1_32) ? (var_1_22 == ((double) var_1_6)) : (var_1_22 == ((double) ((((var_1_15) < (var_1_7)) ? (var_1_15) : (var_1_7))))))) && ((((var_1_24 - var_1_25) / ((((var_1_26) < (4)) ? (var_1_26) : (4)))) > var_1_37) ? (var_1_23 == ((signed short int) var_1_24)) : 1)) && ((var_1_28 != (var_1_19 + var_1_37)) ? ((var_1_1 < var_1_21) ? (var_1_27 == ((double) (var_1_15 - var_1_16))) : 1) : 1)) && ((((((8.25) < (last_1_var_1_22)) ? (8.25) : (last_1_var_1_22))) >= (var_1_15 * var_1_16)) ? (var_1_28 == ((unsigned short int) ((var_1_25 + (100 + 64)) + last_1_var_1_37))) : (var_1_28 == ((unsigned short int) last_1_var_1_37)))) && (var_1_9 ? (var_1_30 == ((unsigned char) (! var_1_31))) : 1)) && (((var_1_37 ^ (4u / var_1_33)) != var_1_17) ? (var_1_32 == ((unsigned char) ((99.6f != var_1_7) || var_1_10))) : (var_1_32 == ((unsigned char) (var_1_31 || var_1_34))))) && (var_1_35 == ((float) var_1_16))) && (var_1_36 == ((float) var_1_14))) && (var_1_37 == ((unsigned char) var_1_25)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_6=4, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_14=2, var_1_16=3, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=4, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=3, var_1_36=2, var_1_37=0, var_1_6=4, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.8s, OverallIterations: 8, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1314 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1308 mSDsluCounter, 4883 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3562 mSDsCounter, 265 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2808 IncrementalHoareTripleChecker+Invalid, 3073 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 265 mSolverCounterUnsat, 1321 mSDtfsCounter, 2808 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1451 GetRequests, 1381 SyntacticMatches, 2 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=402occurred in iteration=7, InterpolantAutomatonStates: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 473 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 1428 NumberOfCodeBlocks, 1428 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1417 ConstructedInterpolants, 0 QuantifiedInterpolants, 3692 SizeOfPredicates, 24 NumberOfNonLiveVariables, 2765 ConjunctsInSsa, 67 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 8880/9108 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 11:54:54,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/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_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/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_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/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_2468323f-2060-472b-9c55-0516152f5c80/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 9e515de62df857d489d59950c6beb84861229f7c018feb1ce9e167b3b2d6609e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:54:57,425 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:54:57,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 11:54:57,587 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:54:57,588 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:54:57,638 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:54:57,639 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:54:57,640 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:54:57,641 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:54:57,646 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:54:57,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:54:57,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:54:57,648 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:54:57,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:54:57,651 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:54:57,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:54:57,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:54:57,653 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:54:57,653 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:54:57,654 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:54:57,654 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:54:57,655 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:54:57,655 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:54:57,656 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 11:54:57,656 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 11:54:57,657 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 11:54:57,657 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:54:57,658 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:54:57,658 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:54:57,659 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:54:57,660 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:54:57,661 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:54:57,661 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:54:57,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:54:57,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:54:57,662 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:54:57,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:54:57,663 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 11:54:57,664 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 11:54:57,664 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:54:57,664 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:54:57,665 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:54:57,665 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:54:57,665 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:54:57,666 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 11:54:57,666 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_2468323f-2060-472b-9c55-0516152f5c80/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e515de62df857d489d59950c6beb84861229f7c018feb1ce9e167b3b2d6609e [2023-11-26 11:54:58,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:54:58,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:54:58,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:54:58,140 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:54:58,144 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:54:58,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i [2023-11-26 11:55:01,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:55:01,669 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:55:01,669 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i [2023-11-26 11:55:01,692 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/data/03b5bff1f/4bf1f4e9d7994fe6976f85156f3bec56/FLAG416d4428a [2023-11-26 11:55:01,716 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/data/03b5bff1f/4bf1f4e9d7994fe6976f85156f3bec56 [2023-11-26 11:55:01,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:55:01,723 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:55:01,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:55:01,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:55:01,732 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:55:01,733 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:55:01" (1/1) ... [2023-11-26 11:55:01,734 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65901049 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:01, skipping insertion in model container [2023-11-26 11:55:01,734 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:55:01" (1/1) ... [2023-11-26 11:55:01,790 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:55:01,972 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_2468323f-2060-472b-9c55-0516152f5c80/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i[916,929] [2023-11-26 11:55:02,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:55:02,144 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:55:02,159 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_2468323f-2060-472b-9c55-0516152f5c80/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i[916,929] [2023-11-26 11:55:02,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:55:02,257 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:55:02,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02 WrapperNode [2023-11-26 11:55:02,258 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:55:02,260 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:55:02,260 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:55:02,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:55:02,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (1/1) ... [2023-11-26 11:55:02,299 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (1/1) ... [2023-11-26 11:55:02,358 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2023-11-26 11:55:02,359 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:55:02,359 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:55:02,360 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:55:02,360 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:55:02,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (1/1) ... [2023-11-26 11:55:02,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (1/1) ... [2023-11-26 11:55:02,379 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (1/1) ... [2023-11-26 11:55:02,397 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 11:55:02,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (1/1) ... [2023-11-26 11:55:02,398 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (1/1) ... [2023-11-26 11:55:02,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (1/1) ... [2023-11-26 11:55:02,416 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (1/1) ... [2023-11-26 11:55:02,420 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (1/1) ... [2023-11-26 11:55:02,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (1/1) ... [2023-11-26 11:55:02,430 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:55:02,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:55:02,432 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:55:02,432 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:55:02,433 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (1/1) ... [2023-11-26 11:55:02,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:55:02,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:55:02,482 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:55:02,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:55:02,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:55:02,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 11:55:02,532 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:55:02,532 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:55:02,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:55:02,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:55:02,691 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:55:02,694 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:55:29,522 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:55:29,585 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:55:29,585 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:55:29,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:55:29 BoogieIcfgContainer [2023-11-26 11:55:29,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:55:29,589 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:55:29,589 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:55:29,592 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:55:29,593 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:55:01" (1/3) ... [2023-11-26 11:55:29,594 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c866a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:55:29, skipping insertion in model container [2023-11-26 11:55:29,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:02" (2/3) ... [2023-11-26 11:55:29,594 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c866a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:55:29, skipping insertion in model container [2023-11-26 11:55:29,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:55:29" (3/3) ... [2023-11-26 11:55:29,596 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-80.i [2023-11-26 11:55:29,617 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:55:29,617 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:55:29,671 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:55:29,678 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;@77d609a5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:55:29,679 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:55:29,686 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 49 states have (on average 1.510204081632653) internal successors, (74), 50 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-26 11:55:29,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-26 11:55:29,710 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:55:29,711 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:55:29,712 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:55:29,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:55:29,718 INFO L85 PathProgramCache]: Analyzing trace with hash 128934567, now seen corresponding path program 1 times [2023-11-26 11:55:29,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:55:29,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [8831357] [2023-11-26 11:55:29,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:55:29,737 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 11:55:29,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:55:29,742 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/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 11:55:29,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/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 11:55:31,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:31,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:55:31,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:55:31,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2023-11-26 11:55:31,324 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:55:31,325 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:55:31,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [8831357] [2023-11-26 11:55:31,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [8831357] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:55:31,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:55:31,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:55:31,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325623783] [2023-11-26 11:55:31,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:55:31,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:55:31,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:55:31,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:55:31,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:55:31,374 INFO L87 Difference]: Start difference. First operand has 75 states, 49 states have (on average 1.510204081632653) internal successors, (74), 50 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-26 11:55:35,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:55:35,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:55:35,979 INFO L93 Difference]: Finished difference Result 147 states and 261 transitions. [2023-11-26 11:55:36,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:55:36,116 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 152 [2023-11-26 11:55:36,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:55:36,125 INFO L225 Difference]: With dead ends: 147 [2023-11-26 11:55:36,125 INFO L226 Difference]: Without dead ends: 73 [2023-11-26 11:55:36,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 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 11:55:36,135 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-26 11:55:36,136 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2023-11-26 11:55:36,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-26 11:55:36,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-26 11:55:36,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 48 states have (on average 1.4375) internal successors, (69), 48 states have internal predecessors, (69), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-26 11:55:36,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 115 transitions. [2023-11-26 11:55:36,188 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 115 transitions. Word has length 152 [2023-11-26 11:55:36,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:55:36,189 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 115 transitions. [2023-11-26 11:55:36,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-26 11:55:36,190 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 115 transitions. [2023-11-26 11:55:36,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-26 11:55:36,194 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:55:36,194 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:55:36,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/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)] Ended with exit code 0 [2023-11-26 11:55:36,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/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 11:55:36,414 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:55:36,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:55:36,415 INFO L85 PathProgramCache]: Analyzing trace with hash 127351197, now seen corresponding path program 1 times [2023-11-26 11:55:36,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:55:36,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [905696575] [2023-11-26 11:55:36,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:55:36,417 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 11:55:36,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:55:36,418 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/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 11:55:36,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2468323f-2060-472b-9c55-0516152f5c80/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 11:55:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:55:37,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 11:55:37,690 INFO L285 TraceCheckSpWp]: Computing forward predicates...