./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 86a1ef4c3b49651577789848313528c73796bc9c822bd00ff46ecebbbdb382d5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:42:38,909 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:42:38,978 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 01:42:38,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:42:38,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:42:39,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:42:39,008 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:42:39,008 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:42:39,009 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:42:39,010 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:42:39,010 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:42:39,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:42:39,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:42:39,012 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:42:39,013 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:42:39,013 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:42:39,014 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:42:39,014 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:42:39,015 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:42:39,015 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:42:39,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:42:39,018 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:42:39,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:42:39,019 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:42:39,019 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:42:39,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:42:39,020 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:42:39,021 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:42:39,021 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:42:39,021 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:42:39,022 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:42:39,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:42:39,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:42:39,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:42:39,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:42:39,024 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:42:39,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:42:39,025 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:42:39,026 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:42:39,026 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:42:39,026 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:42:39,027 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:42:39,027 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_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86a1ef4c3b49651577789848313528c73796bc9c822bd00ff46ecebbbdb382d5 [2023-11-29 01:42:39,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:42:39,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:42:39,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:42:39,281 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:42:39,281 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:42:39,282 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-12.i [2023-11-29 01:42:42,059 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:42:42,281 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:42:42,282 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-12.i [2023-11-29 01:42:42,290 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/data/f4bac9733/94a0c3cb0fad4402aa9773604bbce361/FLAG0ba2b540c [2023-11-29 01:42:42,305 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/data/f4bac9733/94a0c3cb0fad4402aa9773604bbce361 [2023-11-29 01:42:42,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:42:42,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:42:42,310 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:42:42,310 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:42:42,316 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:42:42,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b86246f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42, skipping insertion in model container [2023-11-29 01:42:42,318 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,357 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:42:42,491 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_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-12.i[916,929] [2023-11-29 01:42:42,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:42:42,589 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:42:42,600 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_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-12.i[916,929] [2023-11-29 01:42:42,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:42:42,664 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:42:42,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42 WrapperNode [2023-11-29 01:42:42,664 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:42:42,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:42:42,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:42:42,666 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:42:42,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,685 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,730 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-29 01:42:42,731 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:42:42,732 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:42:42,732 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:42:42,732 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:42:42,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,745 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,766 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 01:42:42,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,784 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,794 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:42:42,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:42:42,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:42:42,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:42:42,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (1/1) ... [2023-11-29 01:42:42,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:42:42,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:42:42,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:42:42,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:42:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:42:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:42:42,868 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:42:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:42:42,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:42:42,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:42:42,960 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:42:42,962 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:42:43,394 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:42:43,438 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:42:43,439 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:42:43,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:42:43 BoogieIcfgContainer [2023-11-29 01:42:43,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:42:43,442 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:42:43,442 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:42:43,444 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:42:43,445 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:42:42" (1/3) ... [2023-11-29 01:42:43,445 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77a9d674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:42:43, skipping insertion in model container [2023-11-29 01:42:43,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:42" (2/3) ... [2023-11-29 01:42:43,446 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77a9d674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:42:43, skipping insertion in model container [2023-11-29 01:42:43,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:42:43" (3/3) ... [2023-11-29 01:42:43,448 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-12.i [2023-11-29 01:42:43,465 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:42:43,465 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:42:43,513 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:42:43,520 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;@5e65dfb7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:42:43,520 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:42:43,524 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 51 states have (on average 1.5686274509803921) internal successors, (80), 52 states have internal predecessors, (80), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-29 01:42:43,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-29 01:42:43,543 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:42:43,544 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:42:43,544 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:42:43,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:42:43,549 INFO L85 PathProgramCache]: Analyzing trace with hash 479795227, now seen corresponding path program 1 times [2023-11-29 01:42:43,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:42:43,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176919712] [2023-11-29 01:42:43,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:42:43,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:42:43,719 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:42:43,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1290969965] [2023-11-29 01:42:43,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:42:43,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:42:43,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:42:43,724 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:42:43,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:42:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:42:43,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:42:43,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:42:44,334 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-29 01:42:44,334 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:42:44,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:42:44,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176919712] [2023-11-29 01:42:44,336 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:42:44,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1290969965] [2023-11-29 01:42:44,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1290969965] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:42:44,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:42:44,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:42:44,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564875044] [2023-11-29 01:42:44,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:42:44,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:42:44,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:42:44,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:42:44,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:42:44,408 INFO L87 Difference]: Start difference. First operand has 75 states, 51 states have (on average 1.5686274509803921) internal successors, (80), 52 states have internal predecessors, (80), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:42:44,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:42:44,546 INFO L93 Difference]: Finished difference Result 152 states and 268 transitions. [2023-11-29 01:42:44,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:42:44,549 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 138 [2023-11-29 01:42:44,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:42:44,559 INFO L225 Difference]: With dead ends: 152 [2023-11-29 01:42:44,560 INFO L226 Difference]: Without dead ends: 74 [2023-11-29 01:42:44,564 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:42:44,568 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 47 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:42:44,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 271 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:42:44,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-29 01:42:44,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 73. [2023-11-29 01:42:44,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 50 states have (on average 1.48) internal successors, (74), 50 states have internal predecessors, (74), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-29 01:42:44,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 116 transitions. [2023-11-29 01:42:44,622 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 116 transitions. Word has length 138 [2023-11-29 01:42:44,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:42:44,624 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 116 transitions. [2023-11-29 01:42:44,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:42:44,625 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2023-11-29 01:42:44,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-29 01:42:44,629 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:42:44,629 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:42:44,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:42:44,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 01:42:44,833 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:42:44,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:42:44,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1188124128, now seen corresponding path program 1 times [2023-11-29 01:42:44,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:42:44,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11409276] [2023-11-29 01:42:44,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:42:44,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:42:44,901 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:42:44,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1687160878] [2023-11-29 01:42:44,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:42:44,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:42:44,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:42:44,903 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:42:44,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:42:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:42:45,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 01:42:45,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:42:45,096 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-29 01:42:45,096 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:42:45,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:42:45,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11409276] [2023-11-29 01:42:45,096 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:42:45,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1687160878] [2023-11-29 01:42:45,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1687160878] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:42:45,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:42:45,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:42:45,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334748279] [2023-11-29 01:42:45,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:42:45,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:42:45,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:42:45,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:42:45,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:42:45,101 INFO L87 Difference]: Start difference. First operand 73 states and 116 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:42:45,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:42:45,150 INFO L93 Difference]: Finished difference Result 171 states and 273 transitions. [2023-11-29 01:42:45,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:42:45,151 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 140 [2023-11-29 01:42:45,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:42:45,153 INFO L225 Difference]: With dead ends: 171 [2023-11-29 01:42:45,154 INFO L226 Difference]: Without dead ends: 99 [2023-11-29 01:42:45,155 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:42:45,156 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 37 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:42:45,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 217 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:42:45,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-29 01:42:45,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 79. [2023-11-29 01:42:45,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 56 states have (on average 1.5178571428571428) internal successors, (85), 56 states have internal predecessors, (85), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-29 01:42:45,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 127 transitions. [2023-11-29 01:42:45,172 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 127 transitions. Word has length 140 [2023-11-29 01:42:45,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:42:45,173 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 127 transitions. [2023-11-29 01:42:45,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:42:45,173 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 127 transitions. [2023-11-29 01:42:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-29 01:42:45,176 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:42:45,177 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:42:45,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:42:45,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:42:45,381 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:42:45,381 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:42:45,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1446289566, now seen corresponding path program 1 times [2023-11-29 01:42:45,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:42:45,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396458384] [2023-11-29 01:42:45,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:42:45,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:42:45,432 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:42:45,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2098847086] [2023-11-29 01:42:45,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:42:45,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:42:45,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:42:45,434 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:42:45,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:42:45,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:42:45,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 01:42:45,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:42:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-29 01:42:45,622 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:42:45,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:42:45,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396458384] [2023-11-29 01:42:45,622 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:42:45,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098847086] [2023-11-29 01:42:45,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2098847086] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:42:45,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:42:45,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:42:45,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229073424] [2023-11-29 01:42:45,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:42:45,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:42:45,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:42:45,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:42:45,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:42:45,626 INFO L87 Difference]: Start difference. First operand 79 states and 127 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:42:45,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:42:45,691 INFO L93 Difference]: Finished difference Result 194 states and 306 transitions. [2023-11-29 01:42:45,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:42:45,692 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 140 [2023-11-29 01:42:45,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:42:45,694 INFO L225 Difference]: With dead ends: 194 [2023-11-29 01:42:45,694 INFO L226 Difference]: Without dead ends: 116 [2023-11-29 01:42:45,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:42:45,697 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 45 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:42:45,698 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 218 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:42:45,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2023-11-29 01:42:45,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 110. [2023-11-29 01:42:45,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 76 states have (on average 1.394736842105263) internal successors, (106), 77 states have internal predecessors, (106), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-29 01:42:45,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 168 transitions. [2023-11-29 01:42:45,716 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 168 transitions. Word has length 140 [2023-11-29 01:42:45,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:42:45,716 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 168 transitions. [2023-11-29 01:42:45,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:42:45,717 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 168 transitions. [2023-11-29 01:42:45,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-29 01:42:45,719 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:42:45,720 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:42:45,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 01:42:45,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:42:45,926 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:42:45,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:42:45,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1243987542, now seen corresponding path program 1 times [2023-11-29 01:42:45,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:42:45,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080809273] [2023-11-29 01:42:45,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:42:45,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:42:45,969 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:42:45,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1860467165] [2023-11-29 01:42:45,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:42:45,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:42:45,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:42:45,972 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:42:45,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:42:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:42:46,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:42:46,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:42:46,681 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-29 01:42:46,681 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:42:46,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:42:46,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080809273] [2023-11-29 01:42:46,681 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:42:46,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1860467165] [2023-11-29 01:42:46,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1860467165] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:42:46,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:42:46,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:42:46,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619199062] [2023-11-29 01:42:46,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:42:46,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:42:46,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:42:46,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:42:46,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:42:46,685 INFO L87 Difference]: Start difference. First operand 110 states and 168 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:42:46,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:42:46,873 INFO L93 Difference]: Finished difference Result 323 states and 495 transitions. [2023-11-29 01:42:46,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:42:46,873 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 141 [2023-11-29 01:42:46,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:42:46,878 INFO L225 Difference]: With dead ends: 323 [2023-11-29 01:42:46,878 INFO L226 Difference]: Without dead ends: 214 [2023-11-29 01:42:46,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:42:46,881 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 107 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:42:46,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 297 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:42:46,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2023-11-29 01:42:46,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 149. [2023-11-29 01:42:46,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 93 states have (on average 1.3225806451612903) internal successors, (123), 94 states have internal predecessors, (123), 52 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-29 01:42:46,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 227 transitions. [2023-11-29 01:42:46,913 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 227 transitions. Word has length 141 [2023-11-29 01:42:46,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:42:46,914 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 227 transitions. [2023-11-29 01:42:46,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:42:46,915 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 227 transitions. [2023-11-29 01:42:46,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-29 01:42:46,917 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:42:46,917 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:42:46,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:42:47,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:42:47,121 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:42:47,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:42:47,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1025132824, now seen corresponding path program 1 times [2023-11-29 01:42:47,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:42:47,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127202702] [2023-11-29 01:42:47,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:42:47,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:42:47,178 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:42:47,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [964888082] [2023-11-29 01:42:47,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:42:47,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:42:47,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:42:47,180 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:42:47,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:42:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:42:47,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 01:42:47,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:42:47,714 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 434 proven. 33 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2023-11-29 01:42:47,714 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:42:47,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:42:47,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127202702] [2023-11-29 01:42:47,869 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:42:47,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [964888082] [2023-11-29 01:42:47,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [964888082] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:42:47,869 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:42:47,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2023-11-29 01:42:47,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711461947] [2023-11-29 01:42:47,870 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 01:42:47,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:42:47,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:42:47,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:42:47,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:42:47,872 INFO L87 Difference]: Start difference. First operand 149 states and 227 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 6 states have internal predecessors, (45), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 01:42:48,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:42:48,248 INFO L93 Difference]: Finished difference Result 418 states and 620 transitions. [2023-11-29 01:42:48,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:42:48,248 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 6 states have internal predecessors, (45), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 141 [2023-11-29 01:42:48,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:42:48,252 INFO L225 Difference]: With dead ends: 418 [2023-11-29 01:42:48,253 INFO L226 Difference]: Without dead ends: 309 [2023-11-29 01:42:48,254 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:42:48,255 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 225 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:42:48,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 370 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:42:48,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2023-11-29 01:42:48,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 255. [2023-11-29 01:42:48,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 167 states have (on average 1.3173652694610778) internal successors, (220), 169 states have internal predecessors, (220), 80 states have call successors, (80), 7 states have call predecessors, (80), 7 states have return successors, (80), 78 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-29 01:42:48,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 380 transitions. [2023-11-29 01:42:48,299 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 380 transitions. Word has length 141 [2023-11-29 01:42:48,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:42:48,300 INFO L495 AbstractCegarLoop]: Abstraction has 255 states and 380 transitions. [2023-11-29 01:42:48,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 6 states have internal predecessors, (45), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 01:42:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 380 transitions. [2023-11-29 01:42:48,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-29 01:42:48,303 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:42:48,303 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:42:48,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 01:42:48,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:42:48,504 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:42:48,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:42:48,505 INFO L85 PathProgramCache]: Analyzing trace with hash -4064470, now seen corresponding path program 1 times [2023-11-29 01:42:48,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:42:48,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911870924] [2023-11-29 01:42:48,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:42:48,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:42:48,542 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:42:48,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [118501833] [2023-11-29 01:42:48,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:42:48,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:42:48,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:42:48,545 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:42:48,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 01:42:48,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:42:48,708 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 01:42:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:42:48,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 01:42:48,867 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 01:42:48,868 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 01:42:48,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 01:42:49,072 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:42:49,075 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-29 01:42:49,078 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:42:49,165 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 01:42:49,169 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated [2023-11-29 01:42:49,169 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated [2023-11-29 01:42:49,169 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated [2023-11-29 01:42:49,169 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated [2023-11-29 01:42:49,170 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated [2023-11-29 01:42:49,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:42:49 BoogieIcfgContainer [2023-11-29 01:42:49,193 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:42:49,194 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:42:49,194 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:42:49,194 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:42:49,195 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:42:43" (3/4) ... [2023-11-29 01:42:49,197 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 01:42:49,198 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:42:49,199 INFO L158 Benchmark]: Toolchain (without parser) took 6889.66ms. Allocated memory was 136.3MB in the beginning and 207.6MB in the end (delta: 71.3MB). Free memory was 104.5MB in the beginning and 118.8MB in the end (delta: -14.3MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2023-11-29 01:42:49,199 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 107.0MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:42:49,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.40ms. Allocated memory is still 136.3MB. Free memory was 104.5MB in the beginning and 88.5MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 01:42:49,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.75ms. Allocated memory is still 136.3MB. Free memory was 88.5MB in the beginning and 83.9MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 01:42:49,200 INFO L158 Benchmark]: Boogie Preprocessor took 72.11ms. Allocated memory is still 136.3MB. Free memory was 83.9MB in the beginning and 76.8MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 01:42:49,200 INFO L158 Benchmark]: RCFGBuilder took 635.13ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 76.8MB in the beginning and 126.7MB in the end (delta: -49.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2023-11-29 01:42:49,201 INFO L158 Benchmark]: TraceAbstraction took 5751.81ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 125.6MB in the beginning and 118.8MB in the end (delta: 6.8MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2023-11-29 01:42:49,201 INFO L158 Benchmark]: Witness Printer took 3.87ms. Allocated memory is still 207.6MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:42:49,203 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 107.0MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.40ms. Allocated memory is still 136.3MB. Free memory was 104.5MB in the beginning and 88.5MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.75ms. Allocated memory is still 136.3MB. Free memory was 88.5MB in the beginning and 83.9MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.11ms. Allocated memory is still 136.3MB. Free memory was 83.9MB in the beginning and 76.8MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 635.13ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 76.8MB in the beginning and 126.7MB in the end (delta: -49.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * TraceAbstraction took 5751.81ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 125.6MB in the beginning and 118.8MB in the end (delta: 6.8MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * Witness Printer took 3.87ms. Allocated memory is still 207.6MB. Free memory is still 118.8MB. 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~short18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet17 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 someBinaryDOUBLEComparisonOperation at line 190, overapproximation of someBinaryArithmeticDOUBLEoperation at line 82. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 100; [L23] unsigned char var_1_5 = 0; [L24] double var_1_6 = 4.5; [L25] unsigned char var_1_7 = 2; [L26] unsigned char var_1_8 = 2; [L27] double var_1_12 = 16.4; [L28] signed long int var_1_13 = 32; [L29] signed short int var_1_15 = -10; [L30] signed long int var_1_16 = -5; [L31] unsigned char var_1_17 = 1; [L32] signed short int var_1_18 = 500; [L33] double var_1_19 = 32.5; [L34] signed char var_1_20 = 0; [L35] double var_1_21 = 2.5; [L36] double var_1_22 = 0.0; [L37] double var_1_23 = 9.6; [L38] unsigned char var_1_24 = 64; [L39] unsigned char var_1_25 = 0; [L40] unsigned short int var_1_26 = 8; [L41] unsigned short int var_1_28 = 16; [L42] double var_1_29 = 200.5; [L43] unsigned short int var_1_30 = 20701; [L44] double last_1_var_1_6 = 4.5; [L45] signed long int last_1_var_1_16 = -5; [L46] signed short int last_1_var_1_18 = 500; [L47] signed char last_1_var_1_20 = 0; [L48] double last_1_var_1_21 = 2.5; [L49] unsigned char last_1_var_1_24 = 64; [L50] unsigned short int last_1_var_1_26 = 8; [L51] unsigned short int last_1_var_1_28 = 16; [L194] isInitial = 1 [L195] FCALL initially() [L196] int k_loop; [L197] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=2, var_1_8=2] [L197] COND TRUE k_loop < 1 [L198] CALL updateLastVariables() [L180] last_1_var_1_6 = var_1_6 [L181] last_1_var_1_16 = var_1_16 [L182] last_1_var_1_18 = var_1_18 [L183] last_1_var_1_20 = var_1_20 [L184] last_1_var_1_21 = var_1_21 [L185] last_1_var_1_24 = var_1_24 [L186] last_1_var_1_26 = var_1_26 [L187] last_1_var_1_28 = var_1_28 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L145] var_1_5 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_6=9/2, var_1_7=2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_6=9/2, var_1_7=2, var_1_8=2] [L146] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_6=9/2, var_1_7=2, var_1_8=2] [L147] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=2, var_1_8=2] [L147] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=2, var_1_8=2] [L148] var_1_7 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_8=2] [L149] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_8=2] [L150] CALL assume_abort_if_not(var_1_7 <= 23) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=2] [L150] RET assume_abort_if_not(var_1_7 <= 23) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=2] [L151] var_1_8 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1] [L152] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1] [L153] CALL assume_abort_if_not(var_1_8 <= 23) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L153] RET assume_abort_if_not(var_1_8 <= 23) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=82/5, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L154] var_1_12 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L155] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=-10, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L156] var_1_15 = __VERIFIER_nondet_short() [L157] CALL assume_abort_if_not(var_1_15 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L157] RET assume_abort_if_not(var_1_15 >= -32768) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L158] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L158] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L159] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L159] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=1, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L160] var_1_17 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L161] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L162] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L162] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_19=65/2, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L163] var_1_19 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854776000e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L164] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854776000e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_22=0, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L165] var_1_22 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L166] RET assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_23=48/5, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L167] var_1_23 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L168] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L169] var_1_25 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L170] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L171] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L171] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_29=401/2, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L172] var_1_29 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L173] RET assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L174] CALL assume_abort_if_not(var_1_29 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L174] RET assume_abort_if_not(var_1_29 != 0.0F) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=20701, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L175] var_1_30 = __VERIFIER_nondet_ushort() [L176] CALL assume_abort_if_not(var_1_30 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L176] RET assume_abort_if_not(var_1_30 >= 16383) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L177] CALL assume_abort_if_not(var_1_30 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L177] RET assume_abort_if_not(var_1_30 <= 32767) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L199] RET updateVariables() [L200] CALL step() [L55] unsigned char stepLocal_0 = ! var_1_5; VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=100, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L56] COND FALSE !(((last_1_var_1_26 * last_1_var_1_20) >= last_1_var_1_28) && stepLocal_0) [L59] var_1_1 = last_1_var_1_26 VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L61] EXPR (last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L61] signed long int stepLocal_1 = (last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))); [L62] COND FALSE !(last_1_var_1_18 <= stepLocal_1) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, stepLocal_1=48, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L69] signed long int stepLocal_3 = last_1_var_1_26 + var_1_8; VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, stepLocal_1=48, stepLocal_3=8, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L70] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, stepLocal_1=48, stepLocal_3=8, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=5/2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L81] COND TRUE ! (last_1_var_1_18 <= (var_1_7 / var_1_15)) [L82] var_1_21 = ((((((var_1_22 - 7.5) - var_1_23)) > (var_1_12)) ? (((var_1_22 - 7.5) - var_1_23)) : (var_1_12))) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, stepLocal_1=48, stepLocal_3=8, var_1_12=0, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=64, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L86] COND FALSE !(var_1_17 || (var_1_8 >= last_1_var_1_24)) [L91] var_1_24 = var_1_7 VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, stepLocal_1=48, stepLocal_3=8, var_1_12=0, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L93] COND FALSE !(var_1_19 == var_1_21) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, stepLocal_1=48, stepLocal_3=8, var_1_12=0, var_1_13=32, var_1_15=1, var_1_16=-5, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L100] COND FALSE !(var_1_5 && var_1_17) [L103] var_1_16 = (var_1_8 - var_1_7) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, stepLocal_1=48, stepLocal_3=8, var_1_12=0, var_1_13=32, var_1_15=1, var_1_16=-1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L105] unsigned char stepLocal_2 = var_1_24; VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, stepLocal_1=48, stepLocal_2=1, stepLocal_3=8, var_1_12=0, var_1_13=32, var_1_15=1, var_1_16=-1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L106] COND TRUE var_1_21 > var_1_21 [L107] var_1_13 = (var_1_7 - var_1_24) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, stepLocal_1=48, stepLocal_2=1, stepLocal_3=8, var_1_12=0, var_1_13=0, var_1_15=1, var_1_16=-1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=8, var_1_28=16, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L115] COND FALSE !(\read(var_1_17)) [L122] var_1_28 = var_1_1 VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, stepLocal_1=48, stepLocal_2=1, stepLocal_3=8, var_1_12=0, var_1_13=0, var_1_15=1, var_1_16=-1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=8, var_1_28=8, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L124] COND TRUE ! var_1_17 VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, stepLocal_1=48, stepLocal_2=1, stepLocal_3=8, var_1_12=0, var_1_13=0, var_1_15=1, var_1_16=-1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=8, var_1_28=8, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L125] COND FALSE !(\read(var_1_17)) [L138] var_1_26 = var_1_18 VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, stepLocal_0=1, stepLocal_1=48, stepLocal_2=1, stepLocal_3=8, var_1_12=0, var_1_13=0, var_1_15=1, var_1_16=-1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=500, var_1_28=8, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L200] RET step() [L201] CALL, EXPR property() [L190] EXPR ((((last_1_var_1_26 * last_1_var_1_20) >= last_1_var_1_28) && (! var_1_5)) ? (var_1_1 == ((signed short int) last_1_var_1_26)) : (var_1_1 == ((signed short int) last_1_var_1_26))) && ((last_1_var_1_18 <= ((last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (((- last_1_var_1_21) > (last_1_var_1_6 + (- last_1_var_1_21))) ? (var_1_6 == ((double) var_1_12)) : (var_1_6 == ((double) var_1_12))) : 1) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=0, var_1_13=0, var_1_15=1, var_1_16=-1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=500, var_1_28=8, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L190] EXPR (last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=0, var_1_13=0, var_1_15=1, var_1_16=-1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=500, var_1_28=8, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L190] EXPR ((((last_1_var_1_26 * last_1_var_1_20) >= last_1_var_1_28) && (! var_1_5)) ? (var_1_1 == ((signed short int) last_1_var_1_26)) : (var_1_1 == ((signed short int) last_1_var_1_26))) && ((last_1_var_1_18 <= ((last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (((- last_1_var_1_21) > (last_1_var_1_6 + (- last_1_var_1_21))) ? (var_1_6 == ((double) var_1_12)) : (var_1_6 == ((double) var_1_12))) : 1) VAL [isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=0, var_1_13=0, var_1_15=1, var_1_16=-1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=500, var_1_28=8, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L190-L191] return ((((((((((((last_1_var_1_26 * last_1_var_1_20) >= last_1_var_1_28) && (! var_1_5)) ? (var_1_1 == ((signed short int) last_1_var_1_26)) : (var_1_1 == ((signed short int) last_1_var_1_26))) && ((last_1_var_1_18 <= ((last_1_var_1_24 - last_1_var_1_28) << ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (((- last_1_var_1_21) > (last_1_var_1_6 + (- last_1_var_1_21))) ? (var_1_6 == ((double) var_1_12)) : (var_1_6 == ((double) var_1_12))) : 1)) && ((var_1_21 > var_1_21) ? (var_1_13 == ((signed long int) (var_1_7 - var_1_24))) : (((var_1_16 / var_1_15) < var_1_24) ? (var_1_13 == ((signed long int) var_1_7)) : (var_1_13 == ((signed long int) var_1_15))))) && ((var_1_5 && var_1_17) ? (var_1_16 == ((signed long int) ((((last_1_var_1_16) > (var_1_15)) ? (last_1_var_1_16) : (var_1_15))))) : (var_1_16 == ((signed long int) (var_1_8 - var_1_7))))) && (var_1_5 ? ((((((last_1_var_1_6) < ((1.0000000075E8 - var_1_19))) ? (last_1_var_1_6) : ((1.0000000075E8 - var_1_19)))) > var_1_12) ? (((last_1_var_1_26 + var_1_8) >= last_1_var_1_24) ? (var_1_18 == ((signed short int) var_1_7)) : (var_1_18 == ((signed short int) last_1_var_1_24))) : (var_1_18 == ((signed short int) var_1_8))) : 1)) && ((var_1_19 == var_1_21) ? ((! var_1_17) ? (var_1_20 == ((signed char) ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) : (var_1_20 == ((signed char) var_1_7))) : 1)) && ((! (last_1_var_1_18 <= (var_1_7 / var_1_15))) ? (var_1_21 == ((double) ((((((var_1_22 - 7.5) - var_1_23)) > (var_1_12)) ? (((var_1_22 - 7.5) - var_1_23)) : (var_1_12))))) : (var_1_21 == ((double) var_1_22)))) && ((var_1_17 || (var_1_8 >= last_1_var_1_24)) ? ((var_1_17 && (var_1_21 != var_1_23)) ? (var_1_24 == ((unsigned char) ((((var_1_7) < (var_1_25)) ? (var_1_7) : (var_1_25))))) : 1) : (var_1_24 == ((unsigned char) var_1_7)))) && ((! var_1_17) ? (var_1_17 ? ((var_1_6 <= ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) ? ((var_1_19 <= ((var_1_12 + var_1_6) / var_1_22)) ? (((~ var_1_24) > var_1_1) ? (var_1_26 == ((unsigned short int) var_1_13)) : (var_1_26 == ((unsigned short int) var_1_7))) : 1) : (var_1_26 == ((unsigned short int) var_1_18))) : (var_1_26 == ((unsigned short int) var_1_18))) : (var_1_26 == ((unsigned short int) var_1_8)))) && (var_1_17 ? ((var_1_21 <= ((var_1_6 / var_1_22) + (var_1_21 / var_1_29))) ? (var_1_28 == ((unsigned short int) ((59265 - ((((var_1_8) > (var_1_18)) ? (var_1_8) : (var_1_18)))) - (var_1_30 - var_1_13)))) : (var_1_28 == ((unsigned short int) var_1_13))) : (var_1_28 == ((unsigned short int) var_1_1))) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=0, var_1_13=0, var_1_15=1, var_1_16=-1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=500, var_1_28=8, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-5, last_1_var_1_18=500, last_1_var_1_20=0, last_1_var_1_21=5/2, last_1_var_1_24=64, last_1_var_1_26=8, last_1_var_1_28=16, last_1_var_1_6=9/2, var_1_12=0, var_1_13=0, var_1_15=1, var_1_16=-1, var_1_17=0, var_1_18=500, var_1_1=8, var_1_20=0, var_1_21=2, var_1_24=1, var_1_25=0, var_1_26=500, var_1_28=8, var_1_30=16383, var_1_5=0, var_1_6=9/2, var_1_7=1, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 6, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 461 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 461 mSDsluCounter, 1373 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 853 mSDsCounter, 116 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 265 IncrementalHoareTripleChecker+Invalid, 381 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 116 mSolverCounterUnsat, 520 mSDtfsCounter, 265 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 728 GetRequests, 707 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=255occurred in iteration=5, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 146 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 841 NumberOfCodeBlocks, 841 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 695 ConstructedInterpolants, 0 QuantifiedInterpolants, 2399 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1813 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 4167/4200 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 01:42:49,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 86a1ef4c3b49651577789848313528c73796bc9c822bd00ff46ecebbbdb382d5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:42:51,324 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:42:51,406 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 01:42:51,413 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:42:51,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:42:51,444 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:42:51,445 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:42:51,445 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:42:51,446 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:42:51,446 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:42:51,447 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:42:51,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:42:51,448 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:42:51,449 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:42:51,450 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:42:51,450 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:42:51,451 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:42:51,451 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:42:51,452 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:42:51,452 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:42:51,453 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:42:51,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:42:51,454 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:42:51,455 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 01:42:51,455 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 01:42:51,455 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 01:42:51,456 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:42:51,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:42:51,457 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:42:51,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:42:51,458 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:42:51,458 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:42:51,458 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:42:51,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:42:51,459 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:42:51,459 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:42:51,459 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:42:51,460 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 01:42:51,460 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 01:42:51,460 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:42:51,460 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:42:51,461 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:42:51,461 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:42:51,461 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:42:51,461 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 01:42:51,461 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_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86a1ef4c3b49651577789848313528c73796bc9c822bd00ff46ecebbbdb382d5 [2023-11-29 01:42:51,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:42:51,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:42:51,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:42:51,799 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:42:51,799 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:42:51,801 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-12.i [2023-11-29 01:42:54,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:42:54,877 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:42:54,878 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-12.i [2023-11-29 01:42:54,890 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/data/b56ad5ea4/4c891166da934dc09436ce3b52c9e003/FLAG000f787b5 [2023-11-29 01:42:54,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/data/b56ad5ea4/4c891166da934dc09436ce3b52c9e003 [2023-11-29 01:42:54,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:42:54,913 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:42:54,915 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:42:54,915 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:42:54,921 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:42:54,922 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:42:54" (1/1) ... [2023-11-29 01:42:54,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5766dfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:54, skipping insertion in model container [2023-11-29 01:42:54,924 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:42:54" (1/1) ... [2023-11-29 01:42:54,968 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:42:55,140 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_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-12.i[916,929] [2023-11-29 01:42:55,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:42:55,242 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:42:55,257 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_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-12.i[916,929] [2023-11-29 01:42:55,302 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:42:55,326 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:42:55,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55 WrapperNode [2023-11-29 01:42:55,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:42:55,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:42:55,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:42:55,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:42:55,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (1/1) ... [2023-11-29 01:42:55,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (1/1) ... [2023-11-29 01:42:55,401 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2023-11-29 01:42:55,402 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:42:55,402 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:42:55,403 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:42:55,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:42:55,414 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (1/1) ... [2023-11-29 01:42:55,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (1/1) ... [2023-11-29 01:42:55,420 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (1/1) ... [2023-11-29 01:42:55,436 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 01:42:55,436 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (1/1) ... [2023-11-29 01:42:55,437 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (1/1) ... [2023-11-29 01:42:55,450 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (1/1) ... [2023-11-29 01:42:55,456 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (1/1) ... [2023-11-29 01:42:55,459 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (1/1) ... [2023-11-29 01:42:55,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (1/1) ... [2023-11-29 01:42:55,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:42:55,469 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:42:55,469 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:42:55,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:42:55,470 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (1/1) ... [2023-11-29 01:42:55,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:42:55,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:42:55,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:42:55,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:42:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:42:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 01:42:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:42:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:42:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:42:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:42:55,625 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:42:55,627 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:43:20,713 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:43:20,762 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:43:20,762 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:43:20,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:43:20 BoogieIcfgContainer [2023-11-29 01:43:20,763 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:43:20,766 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:43:20,766 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:43:20,769 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:43:20,769 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:42:54" (1/3) ... [2023-11-29 01:43:20,770 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@103eafe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:43:20, skipping insertion in model container [2023-11-29 01:43:20,770 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:42:55" (2/3) ... [2023-11-29 01:43:20,771 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@103eafe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:43:20, skipping insertion in model container [2023-11-29 01:43:20,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:43:20" (3/3) ... [2023-11-29 01:43:20,772 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-12.i [2023-11-29 01:43:20,787 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:43:20,788 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:43:20,832 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:43:20,838 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;@661d9c0e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:43:20,838 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:43:20,841 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 46 states have (on average 1.565217391304348) internal successors, (72), 47 states have internal predecessors, (72), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-29 01:43:20,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-29 01:43:20,855 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:43:20,855 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:43:20,856 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:43:20,860 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:43:20,861 INFO L85 PathProgramCache]: Analyzing trace with hash 1787954145, now seen corresponding path program 1 times [2023-11-29 01:43:20,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:43:20,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [716456888] [2023-11-29 01:43:20,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:43:20,881 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:43:20,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:43:20,883 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:43:20,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 01:43:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:43:22,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:43:22,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:43:22,935 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 424 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2023-11-29 01:43:22,935 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:43:22,936 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:43:22,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [716456888] [2023-11-29 01:43:22,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [716456888] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:43:22,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:43:22,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:43:22,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041012773] [2023-11-29 01:43:22,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:43:22,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:43:22,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:43:22,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:43:22,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:43:22,975 INFO L87 Difference]: Start difference. First operand has 70 states, 46 states have (on average 1.565217391304348) internal successors, (72), 47 states have internal predecessors, (72), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 01:43:29,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:43:30,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:43:30,148 INFO L93 Difference]: Finished difference Result 139 states and 248 transitions. [2023-11-29 01:43:30,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:43:30,150 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 135 [2023-11-29 01:43:30,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:43:30,159 INFO L225 Difference]: With dead ends: 139 [2023-11-29 01:43:30,159 INFO L226 Difference]: Without dead ends: 68 [2023-11-29 01:43:30,162 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:43:30,166 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:43:30,167 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 7.1s Time] [2023-11-29 01:43:30,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2023-11-29 01:43:30,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2023-11-29 01:43:30,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 45 states have (on average 1.4666666666666666) internal successors, (66), 45 states have internal predecessors, (66), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-29 01:43:30,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 108 transitions. [2023-11-29 01:43:30,210 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 108 transitions. Word has length 135 [2023-11-29 01:43:30,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:43:30,210 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 108 transitions. [2023-11-29 01:43:30,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-29 01:43:30,211 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 108 transitions. [2023-11-29 01:43:30,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-29 01:43:30,215 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:43:30,215 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:43:30,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:43:30,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:43:30,416 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:43:30,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:43:30,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1973665692, now seen corresponding path program 1 times [2023-11-29 01:43:30,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:43:30,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [360952825] [2023-11-29 01:43:30,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:43:30,418 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:43:30,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:43:30,419 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:43:30,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 01:43:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:43:32,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:43:32,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:43:43,405 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-29 01:43:43,405 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:43:43,406 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:43:43,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [360952825] [2023-11-29 01:43:43,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [360952825] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:43:43,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:43:43,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:43:43,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354968906] [2023-11-29 01:43:43,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:43:43,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:43:43,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:43:43,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:43:43,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:43:43,410 INFO L87 Difference]: Start difference. First operand 68 states and 108 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:43:49,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:43:55,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:44:02,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:44:06,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:44:12,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:44:18,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.94s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:44:24,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:44:30,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.99s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:44:37,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.92s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:44:41,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:44:45,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:44:46,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:44:46,396 INFO L93 Difference]: Finished difference Result 209 states and 333 transitions. [2023-11-29 01:44:46,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:44:46,397 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 136 [2023-11-29 01:44:46,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:44:46,400 INFO L225 Difference]: With dead ends: 209 [2023-11-29 01:44:46,401 INFO L226 Difference]: Without dead ends: 142 [2023-11-29 01:44:46,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:44:46,403 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 102 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 43 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62.7s IncrementalHoareTripleChecker+Time [2023-11-29 01:44:46,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 295 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 22 Invalid, 11 Unknown, 0 Unchecked, 62.7s Time] [2023-11-29 01:44:46,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2023-11-29 01:44:46,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 107. [2023-11-29 01:44:46,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 62 states have (on average 1.3387096774193548) internal successors, (83), 62 states have internal predecessors, (83), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-29 01:44:46,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 167 transitions. [2023-11-29 01:44:46,434 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 167 transitions. Word has length 136 [2023-11-29 01:44:46,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:44:46,434 INFO L495 AbstractCegarLoop]: Abstraction has 107 states and 167 transitions. [2023-11-29 01:44:46,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:44:46,435 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 167 transitions. [2023-11-29 01:44:46,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-29 01:44:46,437 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:44:46,437 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:44:46,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 01:44:46,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:44:46,638 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:44:46,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:44:46,639 INFO L85 PathProgramCache]: Analyzing trace with hash 732953702, now seen corresponding path program 1 times [2023-11-29 01:44:46,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:44:46,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [170548204] [2023-11-29 01:44:46,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:44:46,640 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:44:46,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:44:46,641 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:44:46,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 01:44:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:44:48,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 01:44:48,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:44:48,645 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-29 01:44:48,645 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:44:48,645 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:44:48,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [170548204] [2023-11-29 01:44:48,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [170548204] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:44:48,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:44:48,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:44:48,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757322162] [2023-11-29 01:44:48,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:44:48,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:44:48,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:44:48,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:44:48,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:44:48,648 INFO L87 Difference]: Start difference. First operand 107 states and 167 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:44:55,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:44:59,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:45:03,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:45:04,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:45:04,153 INFO L93 Difference]: Finished difference Result 196 states and 310 transitions. [2023-11-29 01:45:04,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:45:04,154 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 136 [2023-11-29 01:45:04,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:45:04,158 INFO L225 Difference]: With dead ends: 196 [2023-11-29 01:45:04,158 INFO L226 Difference]: Without dead ends: 129 [2023-11-29 01:45:04,160 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:45:04,161 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 31 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:45:04,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 200 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 3 Unknown, 0 Unchecked, 15.5s Time] [2023-11-29 01:45:04,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-11-29 01:45:04,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 113. [2023-11-29 01:45:04,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 68 states have (on average 1.3823529411764706) internal successors, (94), 68 states have internal predecessors, (94), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-29 01:45:04,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 178 transitions. [2023-11-29 01:45:04,188 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 178 transitions. Word has length 136 [2023-11-29 01:45:04,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:45:04,189 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 178 transitions. [2023-11-29 01:45:04,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:45:04,189 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 178 transitions. [2023-11-29 01:45:04,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-29 01:45:04,192 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:45:04,193 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:45:04,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 01:45:04,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:45:04,393 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:45:04,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:45:04,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1413012072, now seen corresponding path program 1 times [2023-11-29 01:45:04,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:45:04,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1069555831] [2023-11-29 01:45:04,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:04,395 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:45:04,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:45:04,396 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:45:04,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 01:45:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:45:06,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 01:45:06,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:45:06,549 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-11-29 01:45:06,550 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:45:06,550 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:45:06,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1069555831] [2023-11-29 01:45:06,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1069555831] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:45:06,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:45:06,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:45:06,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652170755] [2023-11-29 01:45:06,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:45:06,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:45:06,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:45:06,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:45:06,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:45:06,552 INFO L87 Difference]: Start difference. First operand 113 states and 178 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:45:13,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:45:20,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:45:24,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:45:25,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:45:25,346 INFO L93 Difference]: Finished difference Result 219 states and 343 transitions. [2023-11-29 01:45:25,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:45:25,347 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 136 [2023-11-29 01:45:25,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:45:25,349 INFO L225 Difference]: With dead ends: 219 [2023-11-29 01:45:25,349 INFO L226 Difference]: Without dead ends: 146 [2023-11-29 01:45:25,350 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:45:25,351 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 38 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:45:25,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 201 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 24 Invalid, 3 Unknown, 0 Unchecked, 18.8s Time] [2023-11-29 01:45:25,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-29 01:45:25,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 140. [2023-11-29 01:45:25,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 84 states have (on average 1.2976190476190477) internal successors, (109), 85 states have internal predecessors, (109), 52 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-29 01:45:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 213 transitions. [2023-11-29 01:45:25,371 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 213 transitions. Word has length 136 [2023-11-29 01:45:25,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:45:25,372 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 213 transitions. [2023-11-29 01:45:25,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-11-29 01:45:25,372 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 213 transitions. [2023-11-29 01:45:25,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-29 01:45:25,374 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:45:25,374 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:45:25,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 01:45:25,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:45:25,574 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:45:25,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:45:25,575 INFO L85 PathProgramCache]: Analyzing trace with hash 827258518, now seen corresponding path program 1 times [2023-11-29 01:45:25,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:45:25,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1575605362] [2023-11-29 01:45:25,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:45:25,576 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:45:25,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:45:25,577 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:45:25,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c04e1f-5e6c-4b8e-9572-a39495920cd8/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 01:45:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:45:27,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-29 01:45:27,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:47:20,810 WARN L293 SmtUtils]: Spent 17.13s on a formula simplification that was a NOOP. DAG size: 69 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:47:45,995 WARN L293 SmtUtils]: Spent 5.23s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:48:35,141 WARN L293 SmtUtils]: Spent 18.70s on a formula simplification that was a NOOP. DAG size: 71 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:49:39,076 WARN L293 SmtUtils]: Spent 15.75s on a formula simplification that was a NOOP. DAG size: 74 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:50:37,446 WARN L293 SmtUtils]: Spent 17.54s on a formula simplification that was a NOOP. DAG size: 78 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:51:39,958 WARN L293 SmtUtils]: Spent 18.40s on a formula simplification that was a NOOP. DAG size: 80 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:53:19,559 WARN L293 SmtUtils]: Spent 22.98s on a formula simplification that was a NOOP. DAG size: 85 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:54:44,631 WARN L293 SmtUtils]: Spent 26.39s on a formula simplification that was a NOOP. DAG size: 87 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 01:56:57,005 WARN L293 SmtUtils]: Spent 33.99s on a formula simplification that was a NOOP. DAG size: 91 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)